author int64 658 755k | date stringdate 2012-06-12 08:34:29 2024-07-22 14:51:21 | timezone int64 -46,800 43.2k | hash stringlengths 40 40 | message stringlengths 5 490 | mods listlengths 1 16 | language stringclasses 20
values | license stringclasses 3
values | repo stringlengths 5 68 | original_message stringlengths 12 491 |
|---|---|---|---|---|---|---|---|---|---|
49,736 | 31.01.2018 16:49:41 | 28,800 | f69047ea48fe5eb4c7269b49c3e6d1aef7f6967d | Update algorithm selection logic on GPU for
conv2d_backward_data | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/matrix/data/LibMatrixCuDNNConvolutionAlgorithm.java",
"new_path": "src/main/java/org/apache/sysml/runtime/matrix/data/LibMatrixCuDNNConvolutionAlgorithm.java",
"diff": "@@ -217,29 +217,32 @@ public class LibMatrixCuDNNCon... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-445] Update algorithm selection logic on GPU for
conv2d_backward_data |
49,736 | 31.01.2018 21:38:29 | 28,800 | 5da8132ea8c165d6d1a65c2c293fc87aaa15a2a3 | Guard JCudaKernels with sysml.gpu.sync.postProcess flag | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/gpu/context/JCudaKernels.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/gpu/context/JCudaKernels.java",
"diff": "@@ -27,6 +27,7 @@ import java.io.IOException;\nimport java.io.InputStr... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-445] Guard JCudaKernels with sysml.gpu.sync.postProcess flag |
49,736 | 01.02.2018 14:40:34 | 28,800 | ad5275932e9d74fc4c980757c1ef8e94b6ea04e1 | Disable ternary aggregate rewrite on GPU backend
This issue will be revisited when we add tack+ and tak+ kernels. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/AggUnaryOp.java",
"new_path": "src/main/java/org/apache/sysml/hops/AggUnaryOp.java",
"diff": "@@ -551,6 +551,10 @@ public class AggUnaryOp extends Hop implements MultiThreadedHop\n{\nboolean ret = false;\n+ // TODO: Disable ... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-445] Disable ternary aggregate rewrite on GPU backend
- This issue will be revisited when we add tack+ and tak+ kernels. |
49,736 | 01.02.2018 16:45:25 | 28,800 | 416ebc02a2a7eddfa2d8e0456003cede7af9fa37 | Added load_keras_weights flag in Keras2DML to avoid transfering randomly initialized weights
By default, load_keras_weights is set to False. Hence, the weights will
be transferred to SystemML by default. | [
{
"change_type": "MODIFY",
"old_path": "src/main/python/systemml/mllearn/estimators.py",
"new_path": "src/main/python/systemml/mllearn/estimators.py",
"diff": "@@ -896,7 +896,7 @@ class Keras2DML(Caffe2DML):\n\"\"\"\n- def __init__(self, sparkSession, keras_model, input_shape, transferUsingDF=False,... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-445] Added load_keras_weights flag in Keras2DML to avoid transfering randomly initialized weights
- By default, load_keras_weights is set to False. Hence, the weights will
be transferred to SystemML by default. |
49,736 | 02.02.2018 18:30:41 | 28,800 | 525381d51a9df8a2613f699cad2538d2ddf1f759 | Support single-precision conv2d with MKL
Closes | [
{
"change_type": "MODIFY",
"old_path": "src/main/cpp/CMakeLists.txt",
"new_path": "src/main/cpp/CMakeLists.txt",
"diff": "@@ -25,7 +25,7 @@ set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} \"${CMAKE_SOURCE_DIR}/cmake/\")\n# Options to Use OpenBLAS or Intel MKL\noption(USE_OPEN_BLAS \"Whether to use OpenBL... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2105] Support single-precision conv2d with MKL
Closes #723. |
49,738 | 02.02.2018 20:04:53 | 28,800 | c95019fd99076b4b8b7e6c5cfec85fd9949b2512 | New single-precision native matrix multiply
This patch extends - similar to native conv2d/con2d_bias_add operations
also the native matrix multiply for optional single-precision use.
This also includes cleanups of mkl imports and nnz maintenance in double
and single-precision conv2d operations.
Furthermore, this patch includes build shared libraries for both mkl and
openblas. | [
{
"change_type": "MODIFY",
"old_path": "src/main/cpp/lib/libsystemml_mkl-Linux-x86_64.so",
"new_path": "src/main/cpp/lib/libsystemml_mkl-Linux-x86_64.so",
"diff": "Binary files a/src/main/cpp/lib/libsystemml_mkl-Linux-x86_64.so and b/src/main/cpp/lib/libsystemml_mkl-Linux-x86_64.so differ\n"
},
... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2106] New single-precision native matrix multiply
This patch extends - similar to native conv2d/con2d_bias_add operations
- also the native matrix multiply for optional single-precision use.
This also includes cleanups of mkl imports and nnz maintenance in double
and single-precision conv2d operations.
Furthermore, this patch includes build shared libraries for both mkl and
openblas. |
49,698 | 04.02.2018 13:53:00 | 28,800 | c3601d419a47f218af1517eaee66383d820ada86 | Codegen support for xor operations
Closes | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/codegen/cplan/CNodeBinary.java",
"new_path": "src/main/java/org/apache/sysml/hops/codegen/cplan/CNodeBinary.java",
"diff": "@@ -35,20 +35,22 @@ public class CNodeBinary extends CNode\nVECT_POW_ADD, VECT_MIN_ADD, VECT_MAX_ADD... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2068] Codegen support for xor operations
Closes #718. |
49,738 | 04.02.2018 23:56:12 | 28,800 | ae98864e5061da0a44aebd703104177bd8a4d9d0 | Fix sparse-dense vector xor operations
This patch fixes the vector primitive for sparse-dense xor operations
which used a wrong signature leading to codegen compilation errors. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/codegen/LibSpoofPrimitives.java",
"new_path": "src/main/java/org/apache/sysml/runtime/codegen/LibSpoofPrimitives.java",
"diff": "@@ -646,8 +646,8 @@ public class LibSpoofPrimitives\n}\n//6. sparse vector vs. dense vector\... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2068] Fix sparse-dense vector xor operations
This patch fixes the vector primitive for sparse-dense xor operations
which used a wrong signature leading to codegen compilation errors. |
49,698 | 05.02.2018 01:20:50 | 28,800 | 2d57dc576092142a6078c09c07e5f3b97351900b | [MINOR] Fix naming sparse-sparse relu_backward
Closed | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/matrix/data/LibMatrixDNNRelu.java",
"new_path": "src/main/java/org/apache/sysml/runtime/matrix/data/LibMatrixDNNRelu.java",
"diff": "@@ -75,7 +75,7 @@ public class LibMatrixDNNRelu\nelse if(m1.isInSparseFormat() && !m2.is... | Java | Apache License 2.0 | apache/systemds | [MINOR] Fix naming sparse-sparse relu_backward
Closed #725. |
49,738 | 05.02.2018 18:21:51 | 28,800 | 94f1b72efa7fe768ca694d894cb6d39130ed43fc | [MINOR] Cleanup codegen candidate exploration (preserve all candidates) | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/codegen/template/TemplateRow.java",
"new_path": "src/main/java/org/apache/sysml/hops/codegen/template/TemplateRow.java",
"diff": "@@ -33,7 +33,6 @@ import org.apache.sysml.hops.LiteralOp;\nimport org.apache.sysml.hops.Parame... | Java | Apache License 2.0 | apache/systemds | [MINOR] Cleanup codegen candidate exploration (preserve all candidates) |
49,738 | 06.02.2018 20:06:28 | 28,800 | aa537dad43f2cf21badaedcb8629b27ad301032b | Codegen support for ternary ifelse in cell/magg tmpls
This patch adds basic support for ternary ifelse operations in codegen
cell and magg templates along with related tests. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/codegen/cplan/CNodeTernary.java",
"new_path": "src/main/java/org/apache/sysml/hops/codegen/cplan/CNodeTernary.java",
"diff": "@@ -27,7 +27,7 @@ public class CNodeTernary extends CNode\n{\npublic enum TernaryType {\nPLUS_MULT... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2082] Codegen support for ternary ifelse in cell/magg tmpls
This patch adds basic support for ternary ifelse operations in codegen
cell and magg templates along with related tests. |
49,736 | 08.02.2018 15:06:19 | 28,800 | 8b054804e64ba48ca87016dbe82a4349489b031d | Bugfix in Caffe2DML/Keras2DML's concat layer for sentence CNN | [
{
"change_type": "MODIFY",
"old_path": "src/main/python/systemml/mllearn/keras2caffe.py",
"new_path": "src/main/python/systemml/mllearn/keras2caffe.py",
"diff": "@@ -76,10 +76,8 @@ def _getInboundLayers(layer):\nfor node in inbound_nodes:\nnode_list = node.inbound_layers # get layers pointing to thi... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-445] Bugfix in Caffe2DML/Keras2DML's concat layer for sentence CNN |
49,738 | 08.02.2018 19:06:05 | 28,800 | 5983e96ee213030b854800016aecfc5018ad45a1 | Fix codegen with boolean literal inputs (e.g., ifelse)
This patch fixes the code generator to compile valid source code for
boolean literal inputs as used in ternary ifelse of binary lgoical
operations. Furthermore, this also includes the related tests. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/codegen/cplan/CNodeData.java",
"new_path": "src/main/java/org/apache/sysml/hops/codegen/cplan/CNodeData.java",
"diff": "@@ -60,6 +60,8 @@ public class CNodeData extends CNode\nreturn \"Double.POSITIVE_INFINITY\";\nelse if( \... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2139] Fix codegen with boolean literal inputs (e.g., ifelse)
This patch fixes the code generator to compile valid source code for
boolean literal inputs as used in ternary ifelse of binary lgoical
operations. Furthermore, this also includes the related tests. |
49,738 | 09.02.2018 13:08:40 | 28,800 | a97a144dcebf7e5233dcd09bd8b9848931359875 | [MINOR] Fix long to int truncation of dims in spark reshape operations | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/MatrixReshapeSPInstruction.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/MatrixReshapeSPInstruction.java",
"diff": "@@ -82,8 +82,8 @@ public class MatrixReshapeSPInstruct... | Java | Apache License 2.0 | apache/systemds | [MINOR] Fix long to int truncation of dims in spark reshape operations |
49,738 | 10.02.2018 13:06:34 | 28,800 | 6e932951a8a24cb184c2ba0968c63ab4e96425b8 | [HOTFIX] Fix initialization of compressed matrix blocks (dim check) | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/compress/CompressedMatrixBlock.java",
"new_path": "src/main/java/org/apache/sysml/runtime/compress/CompressedMatrixBlock.java",
"diff": "@@ -128,7 +128,7 @@ public class CompressedMatrixBlock extends MatrixBlock implement... | Java | Apache License 2.0 | apache/systemds | [HOTFIX] Fix initialization of compressed matrix blocks (dim check) |
49,738 | 10.02.2018 13:51:06 | 28,800 | 056e48d0cdd984c722797e71f2a4aec041c19690 | Disable codegen for config w/ forced gpu operations
Until the codegen framework supports the generation of GPU operations,
we globally disable code generation in case of forced GPU acceleration. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/conf/ConfigurationManager.java",
"new_path": "src/main/java/org/apache/sysml/conf/ConfigurationManager.java",
"diff": "package org.apache.sysml.conf;\nimport org.apache.hadoop.mapred.JobConf;\n+import org.apache.sysml.api.DMLScri... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2144] Disable codegen for config w/ forced gpu operations
Until the codegen framework supports the generation of GPU operations,
we globally disable code generation in case of forced GPU acceleration. |
49,738 | 10.02.2018 18:58:57 | 28,800 | 744df8139cbacaa5b65323768c099ae87121af3c | Fix missing sprop/sigmoid codegen support in row templ
This patch adds codegen support for sprop (sample proportion) and
sigmoid in codegen row templates, which requires sparse and dense vector
primitives. So far we only supported scalar sprop and sigmoid in outer,
cell and magg templates. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/codegen/cplan/CNodeUnary.java",
"new_path": "src/main/java/org/apache/sysml/hops/codegen/cplan/CNodeUnary.java",
"diff": "@@ -36,6 +36,7 @@ public class CNodeUnary extends CNode\nVECT_SIN, VECT_COS, VECT_TAN, VECT_ASIN, VECT... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2143] Fix missing sprop/sigmoid codegen support in row templ
This patch adds codegen support for sprop (sample proportion) and
sigmoid in codegen row templates, which requires sparse and dense vector
primitives. So far we only supported scalar sprop and sigmoid in outer,
cell and magg templates. |
49,738 | 11.02.2018 11:34:32 | 28,800 | 5fcda00a9c2b02bddc3190b353300ddb10d356b0 | [MINOR] Fix robustness of mr aggregation code path (valid dims) | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/matrix/data/OperationsOnMatrixValues.java",
"new_path": "src/main/java/org/apache/sysml/runtime/matrix/data/OperationsOnMatrixValues.java",
"diff": "@@ -197,14 +197,13 @@ public class OperationsOnMatrixValues\n//set initi... | Java | Apache License 2.0 | apache/systemds | [MINOR] Fix robustness of mr aggregation code path (valid dims) |
49,738 | 11.02.2018 14:44:15 | 28,800 | f4efd99a45d57c1b2c36f62eab7470d9bd61347e | [HOTFIX][SYSTEMML-2068] Fix corrupted merge of cell bitwAnd operations | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/codegen/cplan/CNodeBinary.java",
"new_path": "src/main/java/org/apache/sysml/hops/codegen/cplan/CNodeBinary.java",
"diff": "@@ -210,7 +210,7 @@ public class CNodeBinary extends CNode\ncase XOR:\nreturn \" double %TMP% = ( (%... | Java | Apache License 2.0 | apache/systemds | [HOTFIX][SYSTEMML-2068] Fix corrupted merge of cell bitwAnd operations |
49,738 | 11.02.2018 19:20:03 | 28,800 | 4add81b0443c9150c946e0d46196d5a90df3525c | [MINOR] Extended JMLC API (obtain current config of prepared scripts) | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/api/jmlc/PreparedScript.java",
"new_path": "src/main/java/org/apache/sysml/api/jmlc/PreparedScript.java",
"diff": "@@ -139,6 +139,26 @@ public class PreparedScript implements ConfigurableAPI\n}\n}\n+ /**\n+ * Get the dml configur... | Java | Apache License 2.0 | apache/systemds | [MINOR] Extended JMLC API (obtain current config of prepared scripts) |
49,738 | 11.02.2018 21:21:18 | 28,800 | 85cb9e34e79b1b87ebe09d2a37658f9265d8ef9a | [MINOR] Cleanup and simplification of l2svm algorithm script | [
{
"change_type": "MODIFY",
"old_path": "scripts/algorithms/l2-svm.dml",
"new_path": "scripts/algorithms/l2-svm.dml",
"diff": "# Log String --- [OPTIONAL] Location to write the log file\n# ---------------------------------------------------------------------------------------------\n-# hadoop jar Sys... | Java | Apache License 2.0 | apache/systemds | [MINOR] Cleanup and simplification of l2svm algorithm script |
49,738 | 13.02.2018 15:17:45 | 28,800 | 7aa9cca7bb4d3685a6b1b3b5bb30fb092fa0ab48 | [MINOR] Fix codegen cost model (missing ifelse, warn on stats overflow) | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/codegen/opt/PlanSelectionFuseCostBasedV2.java",
"new_path": "src/main/java/org/apache/sysml/hops/codegen/opt/PlanSelectionFuseCostBasedV2.java",
"diff": "@@ -147,9 +147,13 @@ public class PlanSelectionFuseCostBasedV2 extends... | Java | Apache License 2.0 | apache/systemds | [MINOR] Fix codegen cost model (missing ifelse, warn on stats overflow) |
49,738 | 13.02.2018 18:01:44 | 28,800 | beb704e2dc1fe2d42a1a9d6cb6d4563f37623863 | [MINOR] Improved handling of commutative binary codegen operations | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/codegen/cplan/CNodeBinary.java",
"new_path": "src/main/java/org/apache/sysml/hops/codegen/cplan/CNodeBinary.java",
"diff": "@@ -63,12 +63,15 @@ public class CNodeBinary extends CNode\npublic boolean isCommutative() {\nboolea... | Java | Apache License 2.0 | apache/systemds | [MINOR] Improved handling of commutative binary codegen operations |
49,703 | 14.02.2018 14:54:25 | 28,800 | c821722db7c66f0e69a92eb6dc305a19c7d98b58 | [MINOR] Update doc version to match pom.xml version | [
{
"change_type": "MODIFY",
"old_path": "docs/_config.yml",
"new_path": "docs/_config.yml",
"diff": "@@ -15,7 +15,7 @@ exclude:\n- lang-ref\n# These allow the documentation to be updated with newer releases\n-SYSTEMML_VERSION: 1.0.0-SNAPSHOT\n+SYSTEMML_VERSION: 1.1.0-SNAPSHOT\n# if 'analytics_on' is ... | Java | Apache License 2.0 | apache/systemds | [MINOR] Update doc version to match pom.xml version |
49,698 | 14.02.2018 22:07:05 | 28,800 | ddaf166fb68adb107b6f4cbb064b75588e5cd80e | New tests for codegen relu backward operations
Closes | [
{
"change_type": "MODIFY",
"old_path": "src/test/java/org/apache/sysml/test/integration/functions/codegen/CellwiseTmplTest.java",
"new_path": "src/test/java/org/apache/sysml/test/integration/functions/codegen/CellwiseTmplTest.java",
"diff": "@@ -56,6 +56,7 @@ public class CellwiseTmplTest extends Au... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2110] New tests for codegen relu backward operations
Closes #726. |
49,738 | 14.02.2018 21:48:53 | 28,800 | 868b4b98a48d549b4f9670a590693c05613d14b3 | Performance codegen cell ops over compressed matrices
This patch makes a minor performance improvement to codegen cell
operations over compressed matrices, especially for multi-threaded
execution. Specifically, we now reuse in a thread-local manner the
allocated count arrays across column groups. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/codegen/SpoofCellwise.java",
"new_path": "src/main/java/org/apache/sysml/runtime/codegen/SpoofCellwise.java",
"diff": "@@ -1082,10 +1082,13 @@ public abstract class SpoofCellwise extends SpoofOperator implements Serializa... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2148] Performance codegen cell ops over compressed matrices
This patch makes a minor performance improvement to codegen cell
operations over compressed matrices, especially for multi-threaded
execution. Specifically, we now reuse in a thread-local manner the
allocated count arrays across column groups. |
49,738 | 14.02.2018 22:22:55 | 28,800 | 6a4f1e799532a71c292762983b8568100f52cc42 | Fix unnecessary meta data in sparse block csr
This patch fixes unnecessary meta data in the CSR sparse block data
structure that was recently introduced (3 days) by a bad merge. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/matrix/data/SparseBlockCSR.java",
"new_path": "src/main/java/org/apache/sysml/runtime/matrix/data/SparseBlockCSR.java",
"diff": "@@ -52,13 +52,6 @@ public class SparseBlockCSR extends SparseBlock\nprivate double[] _values... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2068] Fix unnecessary meta data in sparse block csr
This patch fixes unnecessary meta data in the CSR sparse block data
structure that was recently introduced (3 days) by a bad merge. |
49,738 | 15.02.2018 17:23:23 | 28,800 | 72830f09ae0aae30fe1c9f24e2fe167f3cf848a1 | [MINOR] Additional debug info on matrix compression (column classify) | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/compress/CompressedMatrixBlock.java",
"new_path": "src/main/java/org/apache/sysml/runtime/compress/CompressedMatrixBlock.java",
"diff": "@@ -300,6 +300,15 @@ public class CompressedMatrixBlock extends MatrixBlock implemen... | Java | Apache License 2.0 | apache/systemds | [MINOR] Additional debug info on matrix compression (column classify) |
49,738 | 15.02.2018 18:49:00 | 28,800 | 62e590ced04900364bdc294538e78de6af3f4988 | New simplification rewrite for replace zero w/ scalar
There are multiple scripts that emulate the replacement of zeros with a
scalar via X + (X==0) * s. We now rewrite this pattern to the builtin
function replace(X, 0, s), which avoids an unnecessary intermediate and
(partitioning-preserving) joins for distributed operations. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/rewrite/RewriteAlgebraicSimplificationStatic.java",
"new_path": "src/main/java/org/apache/sysml/hops/rewrite/RewriteAlgebraicSimplificationStatic.java",
"diff": "@@ -175,6 +175,7 @@ public class RewriteAlgebraicSimplificatio... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2149] New simplification rewrite for replace zero w/ scalar
There are multiple scripts that emulate the replacement of zeros with a
scalar via X + (X==0) * s. We now rewrite this pattern to the builtin
function replace(X, 0, s), which avoids an unnecessary intermediate and
(partitioning-preserving) joins for distributed operations. |
49,738 | 16.02.2018 00:09:03 | 28,800 | 5837953e94cc427aaf8207d9c94cea36a50499cf | Fix correctness of codegen row powAdd for sparse
This patch fixes the result correctness of the codegen powAdd vector
(primitive as used in codegen row operations) for sparse inputs. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/codegen/LibSpoofPrimitives.java",
"new_path": "src/main/java/org/apache/sysml/runtime/codegen/LibSpoofPrimitives.java",
"diff": "@@ -655,15 +655,16 @@ public class LibSpoofPrimitives\n}\npublic static void vectPowAdd(doub... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2151] Fix correctness of codegen row powAdd for sparse
This patch fixes the result correctness of the codegen powAdd vector
(primitive as used in codegen row operations) for sparse inputs. |
49,738 | 16.02.2018 20:00:36 | 28,800 | 3d5dbe42979004fec95cdf01fd63bd065a7ccc99 | Fix robustness parfor check for block partitioning
This patch fixes the robustness of the parfor optimizer (for validating
a potential input block partitioning) and dependency analysis with
regard to null variable names in index expressions. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/parser/ParForStatementBlock.java",
"new_path": "src/main/java/org/apache/sysml/parser/ParForStatementBlock.java",
"diff": "@@ -1956,9 +1956,12 @@ public class ParForStatementBlock extends ForStatementBlock\nboolean ret = ( _b.len... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2153] Fix robustness parfor check for block partitioning
This patch fixes the robustness of the parfor optimizer (for validating
a potential input block partitioning) and dependency analysis with
regard to null variable names in index expressions. |
49,738 | 16.02.2018 21:32:22 | 28,800 | 5e3fed25b55e60a017597fc2c8c6721e2096f056 | [MINOR] Extended JMLC API (pass global dml config before prepareScript) | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/api/jmlc/Connection.java",
"new_path": "src/main/java/org/apache/sysml/api/jmlc/Connection.java",
"diff": "@@ -103,8 +103,52 @@ public class Connection implements Closeable\n* Connection constructor, the starting point for any ot... | Java | Apache License 2.0 | apache/systemds | [MINOR] Extended JMLC API (pass global dml config before prepareScript) |
49,698 | 19.02.2018 00:35:31 | 28,800 | e9a6e396a3d46e0e2ce41f196e5920d3c8508dce | Sparse block API extension for validity checks
Closes | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/controlprogram/ProgramBlock.java",
"new_path": "src/main/java/org/apache/sysml/runtime/controlprogram/ProgramBlock.java",
"diff": "@@ -363,7 +363,13 @@ public class ProgramBlock implements ParseInfo\nsynchronized( mb ) { ... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2130] Sparse block API extension for validity checks
Closes #730. |
49,738 | 19.02.2018 20:33:24 | 28,800 | 7b1f869991e70cea99317162453e3215f567c10b | [MINOR] Extended UDF framework (access to execution context)
This patch makes a minor extension to the UDF function framework to pass
the execution context, which allows access to all registered dml-bodied
or external functions. The default implementation simply forwards to the
existing execute call which means no existing UDF requires changes. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/udf/ExternalFunctionInvocationInstruction.java",
"new_path": "src/main/java/org/apache/sysml/udf/ExternalFunctionInvocationInstruction.java",
"diff": "@@ -74,7 +74,7 @@ public class ExternalFunctionInvocationInstruction extends I... | Java | Apache License 2.0 | apache/systemds | [MINOR] Extended UDF framework (access to execution context)
This patch makes a minor extension to the UDF function framework to pass
the execution context, which allows access to all registered dml-bodied
or external functions. The default implementation simply forwards to the
existing execute call which means no existing UDF requires changes. |
49,738 | 20.02.2018 00:41:29 | 28,800 | 92034e64fdcab668c757aaa6cce74ab24fcb86c7 | [HOTFIX] Fix minor java doc issue (breaking distribution build) | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/udf/PackageFunction.java",
"new_path": "src/main/java/org/apache/sysml/udf/PackageFunction.java",
"diff": "@@ -164,7 +164,7 @@ public abstract class PackageFunction implements Serializable\n* Method that will be executed to perfo... | Java | Apache License 2.0 | apache/systemds | [HOTFIX] Fix minor java doc issue (breaking distribution build) |
49,738 | 22.02.2018 18:30:30 | 28,800 | f2fbd99e7d78eb27a560b3095c9db5565f625e95 | [MINOR] Improved analysis for sparse-safe codegen cell operations | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/OptimizerUtils.java",
"new_path": "src/main/java/org/apache/sysml/hops/OptimizerUtils.java",
"diff": "@@ -1038,6 +1038,7 @@ public class OptimizerUtils\n||(op==OpOp2.EQUAL && val!=0)\n||(op==OpOp2.MINUS && val==0)\n||(op==Op... | Java | Apache License 2.0 | apache/systemds | [MINOR] Improved analysis for sparse-safe codegen cell operations |
49,736 | 27.02.2018 13:21:32 | 28,800 | 8ffa3d158fe97e0871bcd4b77fa27504b8b85502 | Allow users to pass the file paths to the binary blocked, csv and ijv datasets to mllearn classes.
This allows the advance users who already have data materialized in
binary blocked formats to avoid conversion overhead.
Also, this facility is useful for benchmarking the performance of
Keras2DML and Caffe2DML. | [
{
"change_type": "MODIFY",
"old_path": "src/main/python/systemml/mllearn/estimators.py",
"new_path": "src/main/python/systemml/mllearn/estimators.py",
"diff": "@@ -187,6 +187,18 @@ class BaseSystemMLEstimator(Estimator):\nself.y = None\nreturn self\n+ def fit_file(self, X_file, y_file):\n+ global de... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-445] Allow users to pass the file paths to the binary blocked, csv and ijv datasets to mllearn classes.
- This allows the advance users who already have data materialized in
binary blocked formats to avoid conversion overhead.
- Also, this facility is useful for benchmarking the performance of
Keras2DML and Caffe2DML. |
49,698 | 03.03.2018 20:13:38 | 28,800 | 162a5b0f6441942c478a8061a968fec1a85410bf | Extended sparse block validation for COO format
Closes | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/matrix/data/SparseBlockCOO.java",
"new_path": "src/main/java/org/apache/sysml/runtime/matrix/data/SparseBlockCOO.java",
"diff": "@@ -194,7 +194,50 @@ public class SparseBlockCOO extends SparseBlock\n@Override\npublic bool... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2130] Extended sparse block validation for COO format
Closes #735. |
49,738 | 04.03.2018 13:13:28 | 28,800 | bc097fcd7bcfeb90bce208c448a8610694a73c71 | [HOTFIX] Update function call tests wrt UDF support in expressions | [
{
"change_type": "MODIFY",
"old_path": "src/test/java/org/apache/sysml/test/integration/functions/misc/InvalidFunctionAssignmentTest.java",
"new_path": "src/test/java/org/apache/sysml/test/integration/functions/misc/InvalidFunctionAssignmentTest.java",
"diff": "@@ -25,9 +25,6 @@ import org.apache.sy... | Java | Apache License 2.0 | apache/systemds | [HOTFIX] Update function call tests wrt UDF support in expressions |
49,698 | 04.03.2018 22:51:29 | 28,800 | cf556f2070b81625c928a9540a9cd10e924df714 | Additional tests for external UDFs in expressions
Closes | [
{
"change_type": "MODIFY",
"old_path": "src/test/java/org/apache/sysml/test/integration/functions/misc/FunctionInExpressionTest.java",
"new_path": "src/test/java/org/apache/sysml/test/integration/functions/misc/FunctionInExpressionTest.java",
"diff": "@@ -33,6 +33,8 @@ public class FunctionInExpress... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-1444] Additional tests for external UDFs in expressions
Closes #727. |
49,738 | 05.03.2018 13:12:59 | 28,800 | 727e69e2893fc376d721915dff4831261a6d90f8 | [MINOR] Cleanup unnecessary indirections in dml/pydml parsers | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/parser/common/CommonSyntacticValidator.java",
"new_path": "src/main/java/org/apache/sysml/parser/common/CommonSyntacticValidator.java",
"diff": "@@ -573,63 +573,51 @@ public abstract class CommonSyntacticValidator {\n*/\nprotecte... | Java | Apache License 2.0 | apache/systemds | [MINOR] Cleanup unnecessary indirections in dml/pydml parsers |
49,738 | 05.03.2018 15:07:18 | 28,800 | 63be18a840f4b898c5e91aa2f3ff2efd02690a97 | Simplify nn-lstm layer with UDFs in expressions | [
{
"change_type": "MODIFY",
"old_path": "scripts/nn/layers/lstm.dml",
"new_path": "scripts/nn/layers/lstm.dml",
"diff": "@@ -90,15 +90,12 @@ forward = function(matrix[double] X, matrix[double] W, matrix[double] b, int T,\nX_t = X[,(t-1)*D+1:t*D] # shape (N, D)\ninput = cbind(X_t, out_prev) # shape (N... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-1444] Simplify nn-lstm layer with UDFs in expressions |
49,698 | 07.03.2018 14:38:16 | 28,800 | 52b1b5716a5f6b157a9b868db8104a34d6c3d3fb | Test for JMLC scalar string value types
Uncomment test for automatically treating scalar strings as having
string as the value type.
Closes | [
{
"change_type": "MODIFY",
"old_path": "src/test/java/org/apache/sysml/test/integration/functions/jmlc/JMLCInputOutputTest.java",
"new_path": "src/test/java/org/apache/sysml/test/integration/functions/jmlc/JMLCInputOutputTest.java",
"diff": "@@ -108,23 +108,21 @@ public class JMLCInputOutputTest ext... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-658] Test for JMLC scalar string value types
Uncomment test for automatically treating scalar strings as having
string as the value type.
Closes #739. |
49,738 | 08.03.2018 18:25:43 | 28,800 | 437e9d6618b197f07a70b35df32dae5b6bb301a4 | Performance spark cpmm (set join parallelism)
This patch makes a minor performance improvement to spark cpmm
operations by computing and setting the preferred degree of parallelism
according to data and cluster characteristics. Since cpmm anyway changes
keys before the join, the changed number of partitions does not affect a
potentially exiting partitioner. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/CpmmSPInstruction.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/CpmmSPInstruction.java",
"diff": "@@ -34,6 +34,8 @@ import org.apache.sysml.runtime.instructions.Instructi... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2177] Performance spark cpmm (set join parallelism)
This patch makes a minor performance improvement to spark cpmm
operations by computing and setting the preferred degree of parallelism
according to data and cluster characteristics. Since cpmm anyway changes
keys before the join, the changed number of partitions does not affect a
potentially exiting partitioner. |
49,698 | 08.03.2018 20:34:59 | 28,800 | a26957e16f7e73181deea0e42b86701ee443cf96 | Extended sparse block validation for MCSR format
Closes | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/matrix/data/SparseBlockMCSR.java",
"new_path": "src/main/java/org/apache/sysml/runtime/matrix/data/SparseBlockMCSR.java",
"diff": "@@ -160,7 +160,38 @@ public class SparseBlockMCSR extends SparseBlock\n@Override\npublic b... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2130] Extended sparse block validation for MCSR format
Closes #738. |
49,737 | 08.03.2018 23:11:10 | 28,800 | 91b040d60cf8bf38000871747801ca7247326869 | Add an ELU activation function.
This adds an "exponential linear unit" (ELU) to the `nn` deep learning
library.
Closes | [
{
"change_type": "MODIFY",
"old_path": "scripts/nn/test/grad_check.dml",
"new_path": "scripts/nn/test/grad_check.dml",
"diff": "@@ -57,6 +57,7 @@ source(\"nn/test/conv2d_simple.dml\") as conv2d_simple\nsource(\"nn/test/max_pool2d_simple.dml\") as max_pool2d_simple\nsource(\"nn/test/util.dml\") as te... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-1491] Add an ELU activation function.
This adds an "exponential linear unit" (ELU) to the `nn` deep learning
library.
Closes #721. |
49,772 | 08.03.2018 23:19:38 | 28,800 | 2cee9bb9f5d8ad43759e747397ba517b0675a7d3 | Improve stability of the ELU grad check test.
Previously, the input value variance was small enough that an incorrect
implementation of the ELU function could have been masked. This
increases the variance of X in order to improve the stability and
utility of this gradient test case. | [
{
"change_type": "MODIFY",
"old_path": "scripts/nn/test/grad_check.dml",
"new_path": "scripts/nn/test/grad_check.dml",
"diff": "@@ -2469,7 +2469,7 @@ elu = function() {\nN = 3 # num examples\nM = 10 # num neurons\n- X = rand(rows=N, cols=M)\n+ X = rand(rows=N, cols=M, min=-5, max=5)\ny = rand(rows=N... | Java | Apache License 2.0 | apache/systemds | Improve stability of the ELU grad check test.
Previously, the input value variance was small enough that an incorrect
implementation of the ELU function could have been masked. This
increases the variance of X in order to improve the stability and
utility of this gradient test case. |
49,727 | 08.03.2018 22:49:42 | 28,800 | 2af84960095b2648f10b5a211ad849b3e6366fef | New second-order eval builtin function
Closes | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/Hop.java",
"new_path": "src/main/java/org/apache/sysml/hops/Hop.java",
"diff": "@@ -1099,7 +1099,7 @@ public abstract class Hop implements ParseInfo\n// Operations that require a variable number of operands\npublic enum OpOp... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2077] New second-order eval builtin function
Closes #740. |
49,738 | 09.03.2018 18:50:35 | 28,800 | 48b1da332402e71e31c52bab15ced06223bf2573 | Update ANTLR version and include codgenalg tests | [
{
"change_type": "MODIFY",
"old_path": "pom.xml",
"new_path": "pom.xml",
"diff": "<properties>\n<hadoop.version>2.6.0</hadoop.version>\n- <antlr.version>4.5.3</antlr.version>\n+ <antlr.version>4.7.1</antlr.version>\n<spark.version>2.1.0</spark.version>\n<scala.version>2.11.8</scala.version>\n<scala.... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2178] Update ANTLR version and include codgenalg tests |
49,738 | 10.03.2018 00:54:40 | 28,800 | 1df744d777506c6805db68dc22e8421bf9dd00a7 | [HOTFIX] Exclude new ANTLR-generated *.interp files from rat check | [
{
"change_type": "MODIFY",
"old_path": "pom.xml",
"new_path": "pom.xml",
"diff": "<exclude>**/*.ipynb</exclude>\n<!-- Generated antlr files -->\n<exclude>src/main/java/*.tokens</exclude>\n+ <exclude>**/*.interp</exclude>\n<!-- Generated python files -->\n<exclude>src/main/python/systemml.egg-info/**... | Java | Apache License 2.0 | apache/systemds | [HOTFIX] Exclude new ANTLR-generated *.interp files from rat check |
49,738 | 10.03.2018 16:23:34 | 28,800 | 8dad38d23fe02d74dcd8d23c1f292ff1689a3823 | [HOTFIX] Extended codegen pruning of invalid fusion plans
This patch hardens the cleanup of invalid fusion plans for issues with
the fuse-no-redundancy heuristic. Furthermore, this also fixes some
warnings introduced with the recent update to ANTLR 4.7.1. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/codegen/SpoofCompiler.java",
"new_path": "src/main/java/org/apache/sysml/hops/codegen/SpoofCompiler.java",
"diff": "@@ -690,6 +690,10 @@ public class SpoofCompiler\nCNodeTpl tpl = e.getValue().getValue();\nHop[] inHops = e.g... | Java | Apache License 2.0 | apache/systemds | [HOTFIX] Extended codegen pruning of invalid fusion plans
This patch hardens the cleanup of invalid fusion plans for issues with
the fuse-no-redundancy heuristic. Furthermore, this also fixes some
warnings introduced with the recent update to ANTLR 4.7.1. |
49,738 | 15.03.2018 13:57:20 | 25,200 | bcaa140d5b43bf75fd97ae036f15863a154021b0 | Improved dag-split rewrite (avoid redundant cuts)
This patch cleans up unnecessary redundancy (i.e., unnecessary
artificial dag-cut twrite/tread pairs) if multiple operators consume the
same input and the input is split into another dag. For example, on
stratstats, this patch reduced the number of cuts by more than 2x. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/rewrite/RewriteSplitDagDataDependentOperators.java",
"new_path": "src/main/java/org/apache/sysml/hops/rewrite/RewriteSplitDagDataDependentOperators.java",
"diff": "@@ -21,6 +21,7 @@ package org.apache.sysml.hops.rewrite;\nim... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2185] Improved dag-split rewrite (avoid redundant cuts)
This patch cleans up unnecessary redundancy (i.e., unnecessary
artificial dag-cut twrite/tread pairs) if multiple operators consume the
same input and the input is split into another dag. For example, on
stratstats, this patch reduced the number of cuts by more than 2x. |
49,738 | 16.03.2018 15:50:28 | 25,200 | 878430c9f7e9320c462bd377e9fd9d12eb0f5dff | [HOTFIX] Fix literal replacement test (for new rewrite phase order) | [
{
"change_type": "MODIFY",
"old_path": "src/test/java/org/apache/sysml/test/integration/functions/recompile/LiteralReplaceCastScalarReadTest.java",
"new_path": "src/test/java/org/apache/sysml/test/integration/functions/recompile/LiteralReplaceCastScalarReadTest.java",
"diff": "@@ -21,7 +21,7 @@ pack... | Java | Apache License 2.0 | apache/systemds | [HOTFIX] Fix literal replacement test (for new rewrite phase order) |
49,719 | 19.03.2018 10:57:51 | 25,200 | cca2de2c0c05fe326f755a0c8f9351732b8c1f2c | [MINOR] update notice files for all assemblies to change year from 2017
to 2018 | [
{
"change_type": "MODIFY",
"old_path": "src/assembly/bin/NOTICE",
"new_path": "src/assembly/bin/NOTICE",
"diff": "Apache SystemML\n-Copyright [2015-2017] The Apache Software Foundation\n+Copyright [2015-2018] The Apache Software Foundation\nThis product includes software developed at\nThe Apache Sof... | Java | Apache License 2.0 | apache/systemds | [MINOR] update notice files for all assemblies to change year from 2017
to 2018 |
49,738 | 22.03.2018 14:47:19 | 25,200 | 81e17152c66c1ab465c87e78d42b9a8c64734051 | Fix deregistration of parallelized RDDs on cleanup
This patch fixes the meta data handling of parallelized RDDs to allow
for proper deregistration during cleanup (e.g., on rmvar). With this
patch, we avoid unnecessarily conservative guarded parallelize by
correctly reflecting the currently consumed memory of live RDDs in the
driver. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/controlprogram/context/SparkExecutionContext.java",
"new_path": "src/main/java/org/apache/sysml/runtime/controlprogram/context/SparkExecutionContext.java",
"diff": "@@ -380,6 +380,7 @@ public class SparkExecutionContext e... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2204] Fix deregistration of parallelized RDDs on cleanup
This patch fixes the meta data handling of parallelized RDDs to allow
for proper deregistration during cleanup (e.g., on rmvar). With this
patch, we avoid unnecessarily conservative guarded parallelize by
correctly reflecting the currently consumed memory of live RDDs in the
driver. |
49,738 | 22.03.2018 15:27:50 | 25,200 | c6a8715eebf2f55b83d14e4bdaaa02dbe2f2d5d7 | Multi-threaded matrix blocking on RDD parallelize
This patch improves the performance for CP to Spark data exchange by
parallelizing the matrix blocking on RDD parallelize. For a scenario of
10 x 800MB matrix parallelization (incl blocking),this patch improved
performance from 8.1s to 3.8s. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/controlprogram/context/SparkExecutionContext.java",
"new_path": "src/main/java/org/apache/sysml/runtime/controlprogram/context/SparkExecutionContext.java",
"diff": "package org.apache.sysml.runtime.controlprogram.context;... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2196] Multi-threaded matrix blocking on RDD parallelize
This patch improves the performance for CP to Spark data exchange by
parallelizing the matrix blocking on RDD parallelize. For a scenario of
10 x 800MB matrix parallelization (incl blocking),this patch improved
performance from 8.1s to 3.8s. |
49,719 | 23.03.2018 16:45:32 | 25,200 | deddaee1fd3f8e87ff3a4403edf06cdb022ba949 | [maven-release-plugin] prepare release v1.1.0-rc2 | [
{
"change_type": "MODIFY",
"old_path": "pom.xml",
"new_path": "pom.xml",
"diff": "<version>18</version>\n</parent>\n<groupId>org.apache.systemml</groupId>\n- <version>1.2.0-SNAPSHOT</version>\n+ <version>1.1.0</version>\n<artifactId>systemml</artifactId>\n<packaging>jar</packaging>\n<name>SystemML</... | Java | Apache License 2.0 | apache/systemds | [maven-release-plugin] prepare release v1.1.0-rc2 |
49,738 | 23.03.2018 22:32:06 | 25,200 | ad41c3a4630faa57903a71cf880f3a731bef310e | [MINOR][SYSTEMML-2202] Fix MLContext ScriptExecutor javadoc consistency | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/api/mlcontext/ScriptExecutor.java",
"new_path": "src/main/java/org/apache/sysml/api/mlcontext/ScriptExecutor.java",
"diff": "@@ -93,22 +93,7 @@ import org.apache.sysml.utils.Statistics;\n* </ol>\n* <p>\n* Modifications to these s... | Java | Apache License 2.0 | apache/systemds | [MINOR][SYSTEMML-2202] Fix MLContext ScriptExecutor javadoc consistency |
49,738 | 24.03.2018 22:49:31 | 25,200 | 88a52eb044ecba2e00503339028e8342053f9bf4 | Simplify JMLC/DMLScript APIs (unnecessary exceptions)
This patch cleans up the JMLC and DMLScript APIs by removing unnecessary
DMLExceptions from the public API because. We refrain from removing
checked exceptions (e.g., IOException) for backwards compatibility of
existing applications. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/api/DMLScript.java",
"new_path": "src/main/java/org/apache/sysml/api/DMLScript.java",
"diff": "@@ -235,10 +235,9 @@ public class DMLScript\n*\n* @param args command-line arguments\n* @throws IOException if an IOException occurs\n... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-616] Simplify JMLC/DMLScript APIs (unnecessary exceptions)
This patch cleans up the JMLC and DMLScript APIs by removing unnecessary
DMLExceptions from the public API because. We refrain from removing
checked exceptions (e.g., IOException) for backwards compatibility of
existing applications. |
49,738 | 26.03.2018 12:19:34 | 25,200 | 6f9e1cf9c402d4811e00d0a924a9eba5974342d5 | [HOTFIX] Fix tolerance in compression par unary aggregate tests
This patch changes the absolute tolerance of unary aggregate tests from
1e-12 to 1e-9 for consistency with the large unary aggregate tests and
due account for new multi-threaded unary aggregate thresholds. | [
{
"change_type": "MODIFY",
"old_path": "src/test/java/org/apache/sysml/test/integration/functions/compress/ParUnaryAggregateTest.java",
"new_path": "src/test/java/org/apache/sysml/test/integration/functions/compress/ParUnaryAggregateTest.java",
"diff": "@@ -1092,7 +1092,7 @@ public class ParUnaryAgg... | Java | Apache License 2.0 | apache/systemds | [HOTFIX] Fix tolerance in compression par unary aggregate tests
This patch changes the absolute tolerance of unary aggregate tests from
1e-12 to 1e-9 for consistency with the large unary aggregate tests and
due account for new multi-threaded unary aggregate thresholds. |
49,738 | 26.03.2018 22:03:03 | 25,200 | 0d858347d5a8d1630b78bb353361b9fa7ea6d629 | Improved exists builtin function (data-dep ordering)
This patch improves the exists builtin function for scenarios where the
input matrix is created in the same DAG (or ends of in the same DAG
after rewrites) by ordering the instruction schedule according to
existing data dependencies and generalizing the runtime. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/parser/DMLTranslator.java",
"new_path": "src/main/java/org/apache/sysml/parser/DMLTranslator.java",
"diff": "@@ -2443,7 +2443,7 @@ public class DMLTranslator\ncase EXISTS:\ncurrBuiltinOp = new UnaryOp(target.getName(), target.get... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2210] Improved exists builtin function (data-dep ordering)
This patch improves the exists builtin function for scenarios where the
input matrix is created in the same DAG (or ends of in the same DAG
after rewrites) by ordering the instruction schedule according to
existing data dependencies and generalizing the runtime. |
49,738 | 28.03.2018 11:04:37 | 25,200 | 5ef4f5ac2e76cff253a847ee6765ec49379d6ac4 | [HOTFIX] Fix case-sensitivity of lower/upper.tri test names
While on windows platforms the capitalization of test names does not
matter, linux platforms such as our jenkins infrastructure are
case-sensitive. | [
{
"change_type": "MODIFY",
"old_path": "src/test/java/org/apache/sysml/test/integration/functions/unary/matrix/ExtractTriangularTest.java",
"new_path": "src/test/java/org/apache/sysml/test/integration/functions/unary/matrix/ExtractTriangularTest.java",
"diff": "@@ -33,8 +33,8 @@ import org.apache.sy... | Java | Apache License 2.0 | apache/systemds | [HOTFIX] Fix case-sensitivity of lower/upper.tri test names
While on windows platforms the capitalization of test names does not
matter, linux platforms such as our jenkins infrastructure are
case-sensitive. |
49,738 | 30.03.2018 18:54:47 | 25,200 | c16738d22c0e7c0917e413f3c8cf5db16d76d045 | Improved spark mapmm (avoid parallelize-repartition)
This patch improves the spark mapmm instruction (broadcast-based matrix
multiply) by avoiding unnecessary shuffle for repartitioning - which is
used to guarantee output partition size - if the input is a parallelized
RDD. For this scenario, we now create the parallelized RDD with right
number of partitions. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/controlprogram/context/SparkExecutionContext.java",
"new_path": "src/main/java/org/apache/sysml/runtime/controlprogram/context/SparkExecutionContext.java",
"diff": "@@ -291,7 +291,13 @@ public class SparkExecutionContext ... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2218] Improved spark mapmm (avoid parallelize-repartition)
This patch improves the spark mapmm instruction (broadcast-based matrix
multiply) by avoiding unnecessary shuffle for repartitioning - which is
used to guarantee output partition size - if the input is a parallelized
RDD. For this scenario, we now create the parallelized RDD with right
number of partitions. |
49,738 | 30.03.2018 20:57:48 | 25,200 | 022e046d3c47386d5020b45c57e61e3e0ee306e7 | Performance checkpointing of ultra-sparse matrices
This patch improves the checkpointing (i.e., distributed in-memory
caching) of ultra-sparse matrices by avoiding unnecessary MCSR-to-CSR
conversion for empty blocks, which is unnecessary and causes substantial
GC overhead if the fraction of empty 1kx1k blocks is very large. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/functions/CreateSparseBlockFunction.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/functions/CreateSparseBlockFunction.java",
"diff": "@@ -45,7 +45,8 @@ public class Creat... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2221] Performance checkpointing of ultra-sparse matrices
This patch improves the checkpointing (i.e., distributed in-memory
caching) of ultra-sparse matrices by avoiding unnecessary MCSR-to-CSR
conversion for empty blocks, which is unnecessary and causes substantial
GC overhead if the fraction of empty 1kx1k blocks is very large. |
49,738 | 31.03.2018 14:54:28 | 25,200 | 015b2731893b5f630a0bdfb8cb0efdf86e84fd05 | Repartition ultra-sparse matrices to preferred #parts
This patch improves the spark checkpointing (i.e., distributed caching)
logic by repartitioning ultra-sparse matrices to the preferred number of
partitions as multiple of the default parallelism.
Furthermore, this also makes a minor improvement for empty block
handling on aggregating ultra-sparse matrices to avoid unnecessary GC
overhead. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/CheckpointSPInstruction.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/CheckpointSPInstruction.java",
"diff": "@@ -41,6 +41,7 @@ import org.apache.sysml.runtime.matrix.dat... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2223] Repartition ultra-sparse matrices to preferred #parts
This patch improves the spark checkpointing (i.e., distributed caching)
logic by repartitioning ultra-sparse matrices to the preferred number of
partitions as multiple of the default parallelism.
Furthermore, this also makes a minor improvement for empty block
handling on aggregating ultra-sparse matrices to avoid unnecessary GC
overhead. |
49,738 | 31.03.2018 15:05:59 | 25,200 | 2b3aefe79446b3b1ab13640566a37e11f620ee96 | [HOTFIX][SYSTEMML-2219] Fix ultra-sparse/ultra-sparse matrix multiply
This patch fixes the improved ultra-sparse matrix multiply for special
cases of ultra-sparse x ultra-sparse matrix multiply where the rhs has
entirely empty rows. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/matrix/data/LibMatrixMult.java",
"new_path": "src/main/java/org/apache/sysml/runtime/matrix/data/LibMatrixMult.java",
"diff": "@@ -1512,17 +1512,18 @@ public class LibMatrixMult\nif( alen==1 ) {\n//row selection (now aggr... | Java | Apache License 2.0 | apache/systemds | [HOTFIX][SYSTEMML-2219] Fix ultra-sparse/ultra-sparse matrix multiply
This patch fixes the improved ultra-sparse matrix multiply for special
cases of ultra-sparse x ultra-sparse matrix multiply where the rhs has
entirely empty rows. |
49,738 | 31.03.2018 19:06:19 | 25,200 | addd6e121ac8d81af0f90859666b9ac1ec1e5009 | Fix reblock ultra-sparse, incl mem efficiency read
This patch fixes the robustness of reblocking ultra-sparse matrices by
hardening the CSR index lookups, and better handling of empty blocks on
reblock. Furthermore, this also includes a fix for avoiding unnecessary
csr block creation on initial read for empty blocks. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/functions/ExtractBlockForBinaryReblock.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/functions/ExtractBlockForBinaryReblock.java",
"diff": "@@ -70,28 +70,26 @@ public cla... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2225] Fix reblock ultra-sparse, incl mem efficiency read
This patch fixes the robustness of reblocking ultra-sparse matrices by
hardening the CSR index lookups, and better handling of empty blocks on
reblock. Furthermore, this also includes a fix for avoiding unnecessary
csr block creation on initial read for empty blocks. |
49,738 | 01.04.2018 13:53:10 | 25,200 | 0abeb60b3c70925adb1b4e3ee8e4e4e42aa5f316 | [MINOR] Additional tests for row/col means/vars and matrix reshapes | [
{
"change_type": "ADD",
"old_path": null,
"new_path": "src/test/java/org/apache/sysml/test/integration/functions/misc/RewriteNNIssueTest.java",
"diff": "+/*\n+ * Licensed to the Apache Software Foundation (ASF) under one\n+ * or more contributor license agreements. See the NOTICE file\n+ * distribut... | Java | Apache License 2.0 | apache/systemds | [MINOR] Additional tests for row/col means/vars and matrix reshapes |
49,698 | 01.04.2018 16:18:19 | 25,200 | 607a402bcf809d951e9634479d0db635e19c28ce | Fix various stream resource leaks via auto closing
Closes | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/api/jmlc/Connection.java",
"new_path": "src/main/java/org/apache/sysml/api/jmlc/Connection.java",
"diff": "@@ -421,7 +421,9 @@ public class Connection implements Closeable\n* @throws IOException if IOException occurs\n*/\npublic ... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-1738] Fix various stream resource leaks via auto closing
Closes #749. |
49,727 | 01.04.2018 17:14:36 | 25,200 | 4a822a22c88b579e935a1b09051c1fe236e18a4b | Add support for builtin constants (PI, INF, NaN)
Closes | [
{
"change_type": "ADD",
"old_path": null,
"new_path": "src/main/java/org/apache/sysml/parser/BuiltinConstant.java",
"diff": "+/*\n+ * Licensed to the Apache Software Foundation (ASF) under one\n+ * or more contributor license agreements. See the NOTICE file\n+ * distributed with this work for additi... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2078] Add support for builtin constants (PI, INF, NaN)
Closes #752. |
49,738 | 02.04.2018 15:28:31 | 25,200 | 847e5bcab97ed195fcbb33a7974564add4fdfdbd | [HOTFIX] Fix invalid assignments in ID3 to new builtin constants | [
{
"change_type": "MODIFY",
"old_path": "src/test/scripts/applications/id3/id3.R",
"new_path": "src/test/scripts/applications/id3/id3.R",
"diff": "@@ -87,9 +87,9 @@ id3_learn = function(X, y, X_subset, attributes, minsplit)\nhist_labels1 = as.matrix(hist_labels1_helper[,2])\nnum_samples1 = sum(Tj)\nz... | Java | Apache License 2.0 | apache/systemds | [HOTFIX] Fix invalid assignments in ID3 to new builtin constants |
49,738 | 04.04.2018 09:52:12 | 25,200 | 836086e1469c456f5748675dbcb46a30ccba6d74 | [HOTFIX] Fix corrupted IQM and MEDIAN hops construction | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/parser/DMLTranslator.java",
"new_path": "src/main/java/org/apache/sysml/parser/DMLTranslator.java",
"diff": "@@ -2611,6 +2611,7 @@ public class DMLTranslator\ncurrBuiltinOp = (expr2 == null) ? new UnaryOp(target.getName(), target... | Java | Apache License 2.0 | apache/systemds | [HOTFIX] Fix corrupted IQM and MEDIAN hops construction |
49,698 | 05.04.2018 18:01:54 | 25,200 | f700df2c88e3f60c5603cccf83927738771f6d8b | Fix compiler/runtime dimension checks for solve
Closes | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/parser/BuiltinFunctionExpression.java",
"new_path": "src/main/java/org/apache/sysml/parser/BuiltinFunctionExpression.java",
"diff": "@@ -1096,7 +1096,8 @@ public class BuiltinFunctionExpression extends DataIdentifier\nraiseValida... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-1626] Fix compiler/runtime dimension checks for solve
Closes #753. |
49,738 | 06.04.2018 22:35:26 | 25,200 | 41526805241eafa1c454df830f1512b20d98dd2a | Improved spark cpmm (partitioning-preserving case)
This patch adds a special case to the spark cpmm matrix multiply
operator for the special case of matrix-vector multiply and existing
matrix partitioning. In this case, we use a different approach that
retains the original matrix keys and thus partitioning, which avoids
unnecessary shuffle and stages. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/CpmmSPInstruction.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/CpmmSPInstruction.java",
"diff": "package org.apache.sysml.runtime.instructions.spark;\nimport org.apache.... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2236] Improved spark cpmm (partitioning-preserving case)
This patch adds a special case to the spark cpmm matrix multiply
operator for the special case of matrix-vector multiply and existing
matrix partitioning. In this case, we use a different approach that
retains the original matrix keys and thus partitioning, which avoids
unnecessary shuffle and stages. |
49,738 | 08.04.2018 12:50:36 | 25,200 | 159522a1f08869c034ae6544be749e2695ab997a | [MINOR] Cleanup flaky l2svm application test (inconsistent tolerance) | [
{
"change_type": "MODIFY",
"old_path": "src/test/java/org/apache/sysml/test/integration/applications/L2SVMTest.java",
"new_path": "src/test/java/org/apache/sysml/test/integration/applications/L2SVMTest.java",
"diff": "@@ -33,7 +33,6 @@ import org.apache.sysml.test.utils.TestUtils;\npublic abstract c... | Java | Apache License 2.0 | apache/systemds | [MINOR] Cleanup flaky l2svm application test (inconsistent tolerance) |
49,727 | 08.04.2018 15:10:47 | 25,200 | 8a51003ec9656f38f25e0e49d2180c49b2ffc6f7 | Multi-threaded spark broadcast creation
Closes | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/controlprogram/context/SparkExecutionContext.java",
"new_path": "src/main/java/org/apache/sysml/runtime/controlprogram/context/SparkExecutionContext.java",
"diff": "@@ -52,6 +52,7 @@ import org.apache.sysml.parser.Express... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2197] Multi-threaded spark broadcast creation
Closes #757. |
49,738 | 09.04.2018 12:29:53 | 25,200 | 5ed2c30e645855df66f64d4262c2d04207e783b2 | [HOTFIX] Fix multi-threaded broadcast creation indexing issue | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/data/PartitionedBlock.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/data/PartitionedBlock.java",
"diff": "@@ -80,7 +80,7 @@ public class PartitionedBlock<T extends CacheB... | Java | Apache License 2.0 | apache/systemds | [HOTFIX] Fix multi-threaded broadcast creation indexing issue |
49,738 | 13.04.2018 14:10:23 | 25,200 | 80023787e9a4299468759c1a2a2e37fc6dd58054 | Improved empty block filtering for spark operations
This patch improves the analysis of safe empty block filtering for spark
operations during hop compilation. We now handle mixed chains of matrix
multiply and reorg operations. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/OptimizerUtils.java",
"new_path": "src/main/java/org/apache/sysml/hops/OptimizerUtils.java",
"diff": "@@ -33,6 +33,7 @@ import org.apache.sysml.conf.DMLConfig;\nimport org.apache.sysml.hops.Hop.DataOpTypes;\nimport org.apach... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2222] Improved empty block filtering for spark operations
This patch improves the analysis of safe empty block filtering for spark
operations during hop compilation. We now handle mixed chains of matrix
multiply and reorg operations. |
49,738 | 13.04.2018 17:08:37 | 25,200 | 6fa83d392cf0a5957dbd5035cdb1e9a96e823277 | Fix robustness parfor worker cleanup w/o created pool | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/controlprogram/parfor/LocalParWorker.java",
"new_path": "src/main/java/org/apache/sysml/runtime/controlprogram/parfor/LocalParWorker.java",
"diff": "@@ -138,7 +138,7 @@ public class LocalParWorker extends ParWorker implem... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2238] Fix robustness parfor worker cleanup w/o created pool |
49,738 | 14.04.2018 01:54:39 | 25,200 | 5d149a0af2a0921581b702a0da62d79279b6aab8 | Fix handling of compressed blocks in few spark mm ops
This patch fixes the missing handling of compressed right-hand-side
blocks in spark cpmm, rmm, zipmm, and tsmm2 instructions. Similar to
mapmm, tsmm, mapmmchain, we now use a common primitive that internally
handles this case by calling binary operations on the compressed rhs. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/CpmmSPInstruction.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/CpmmSPInstruction.java",
"diff": "@@ -43,6 +43,7 @@ import org.apache.sysml.runtime.instructions.spark.uti... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2244] Fix handling of compressed blocks in few spark mm ops
This patch fixes the missing handling of compressed right-hand-side
blocks in spark cpmm, rmm, zipmm, and tsmm2 instructions. Similar to
mapmm, tsmm, mapmmchain, we now use a common primitive that internally
handles this case by calling binary operations on the compressed rhs. |
49,701 | 14.04.2018 16:23:10 | 25,200 | bb53c6b4634f05cfa7f0c68ece45fd2f089d4634 | [MINOR] Fix parent-child link bug in Hop rewrite
The rewrite `fuseDatagenAndBinaryOperation3a` in
`RewriteAlgebraicSimplificationStatic` fails to change the parents when
rewiring DataGen Hops. This patch adds the correct parents.
The problem arises in `LinearLogRegDMLTest` if the `ProgramRewriter`'s
`CHECK` flag is set to true (thereby invoking the HopDagValidator).
Closes | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/DataGenOp.java",
"new_path": "src/main/java/org/apache/sysml/hops/DataGenOp.java",
"diff": "@@ -374,8 +374,10 @@ public class DataGenOp extends Hop implements MultiThreadedHop\nreturn getInput().get(getParamIndex(key));\n}\n... | Java | Apache License 2.0 | apache/systemds | [MINOR] Fix parent-child link bug in Hop rewrite
The rewrite `fuseDatagenAndBinaryOperation3a` in
`RewriteAlgebraicSimplificationStatic` fails to change the parents when
rewiring DataGen Hops. This patch adds the correct parents.
The problem arises in `LinearLogRegDMLTest` if the `ProgramRewriter`'s
`CHECK` flag is set to true (thereby invoking the HopDagValidator).
Closes #758. |
49,738 | 14.04.2018 15:25:00 | 25,200 | 79db07968d3f5425e6ff27c024e0260f13077b52 | Fine tuning ultra-sparse matrix mult selection
This patch further tunes the selection of ultra-sparse matrix mult block
operations by (1) using ultra-sparse operations (with sparse output) for
outer-product like operations that are known to result in sparse
outputs, and (2) avoid unnecessary sparse-dense conversion for
operations with colunm vector outputs. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/MapmmSPInstruction.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/MapmmSPInstruction.java",
"diff": "@@ -431,43 +431,27 @@ public class MapmmSPInstruction extends BinarySP... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2241] Fine tuning ultra-sparse matrix mult selection
This patch further tunes the selection of ultra-sparse matrix mult block
operations by (1) using ultra-sparse operations (with sparse output) for
outer-product like operations that are known to result in sparse
outputs, and (2) avoid unnecessary sparse-dense conversion for
operations with colunm vector outputs. |
49,738 | 14.04.2018 20:38:18 | 25,200 | 2e6e02f0bc116786665a10dbe2deb0bb395876b4 | [MINOR] Fix robustness CSE leaf node merge (converted pread-tread)
This patch makes a minor extension of the common subexpression (CSE)
rewrite. In JMLC scenarios, persistent reads are converted to transient
reads which need to be properly treated as leaf nodes despite potential
parameters. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/rewrite/RewriteCommonSubexpressionElimination.java",
"new_path": "src/main/java/org/apache/sysml/hops/rewrite/RewriteCommonSubexpressionElimination.java",
"diff": "@@ -25,6 +25,7 @@ import java.util.HashMap;\nimport org.apac... | Java | Apache License 2.0 | apache/systemds | [MINOR] Fix robustness CSE leaf node merge (converted pread-tread)
This patch makes a minor extension of the common subexpression (CSE)
rewrite. In JMLC scenarios, persistent reads are converted to transient
reads which need to be properly treated as leaf nodes despite potential
parameters. |
49,738 | 16.04.2018 19:31:47 | 25,200 | 25feb997978e990eb5dc11eaaa2dc6ef7af03c61 | [MINOR] Simplify spark key-value list handling via streams | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/utils/SparkUtils.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/utils/SparkUtils.java",
"diff": "@@ -70,40 +70,28 @@ public class SparkUtils\nreturn new Tuple2<>(in.getInd... | Java | Apache License 2.0 | apache/systemds | [MINOR] Simplify spark key-value list handling via streams |
49,738 | 16.04.2018 19:57:09 | 25,200 | 6aaea2fddfcf0937c7f02bcc181c7684718b98bf | Performance dense-sparse vector transpose (in MCSR)
This patch makes a moderate performance improvement for dense-sparse
vector transpose which avoids unnecessary binary search operations per
vector. This is useful for scenarios with ultra-sparse vectors and spark
operations where large vectors are partitioned into many 1K vectors. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/matrix/data/SparseRowVector.java",
"new_path": "src/main/java/org/apache/sysml/runtime/matrix/data/SparseRowVector.java",
"diff": "@@ -209,8 +209,9 @@ public final class SparseRowVector extends SparseRow implements Serial... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2246] Performance dense-sparse vector transpose (in MCSR)
This patch makes a moderate performance improvement for dense-sparse
vector transpose which avoids unnecessary binary search operations per
vector. This is useful for scenarios with ultra-sparse vectors and spark
operations where large vectors are partitioned into many 1K vectors. |
49,738 | 16.04.2018 23:41:31 | 25,200 | f5d97c55162bc9c7db57e685c04be9aafe9657f6 | Performance spark mapmm (lazy-iter) / reshape (sparse)
This patch makes a minor performance improvement to spark mapmm
operations that require flatmap, by returning a lazy iterator which has
the potential to improve memory efficiency and thus reduce unnecessary
GC overhead. Furthermore, this also includes some cleanups including
spark reshape operations. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/mr/AggregateBinaryInstruction.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/mr/AggregateBinaryInstruction.java",
"diff": "@@ -154,7 +154,7 @@ public class AggregateBinaryInstruction ... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2237] Performance spark mapmm (lazy-iter) / reshape (sparse)
This patch makes a minor performance improvement to spark mapmm
operations that require flatmap, by returning a lazy iterator which has
the potential to improve memory efficiency and thus reduce unnecessary
GC overhead. Furthermore, this also includes some cleanups including
spark reshape operations. |
49,738 | 17.04.2018 00:50:14 | 25,200 | 767477aee30d376ffac4d07e9333826df1789e0a | [HOTFIX] Fix minor javadoc issue (removed method parameter) | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/matrix/data/LibMatrixReorg.java",
"new_path": "src/main/java/org/apache/sysml/runtime/matrix/data/LibMatrixReorg.java",
"diff": "@@ -457,7 +457,6 @@ public class LibMatrixReorg\n*\n* @param in indexed matrix value\n* @par... | Java | Apache License 2.0 | apache/systemds | [HOTFIX] Fix minor javadoc issue (removed method parameter) |
49,738 | 17.04.2018 20:17:25 | 25,200 | d1389c3eab2f0ab3accfa247316e4500eaac7116 | [MINOR] Performance right indexing (avoid unnecessary nnz maintenance) | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/matrix/data/MatrixBlock.java",
"new_path": "src/main/java/org/apache/sysml/runtime/matrix/data/MatrixBlock.java",
"diff": "@@ -3726,7 +3726,8 @@ public class MatrixBlock extends MatrixValue implements CacheBlock, External... | Java | Apache License 2.0 | apache/systemds | [MINOR] Performance right indexing (avoid unnecessary nnz maintenance) |
49,738 | 18.04.2018 21:26:01 | 25,200 | f6e3a91dfe8852839be6b471ba0eabc723f55bf1 | Exploit native matrix mult in dense wsigmoid
This patch improves the performance of the fused dense wsigmoid on
modern processors with wide SIMD registers and fma by exploiting a
native matrix mult as part of the larger wsigmod computation. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/matrix/data/LibMatrixMult.java",
"new_path": "src/main/java/org/apache/sysml/runtime/matrix/data/LibMatrixMult.java",
"diff": "@@ -42,6 +42,7 @@ import org.apache.sysml.runtime.functionobjects.ValueFunction;\nimport org.a... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2256] Exploit native matrix mult in dense wsigmoid
This patch improves the performance of the fused dense wsigmoid on
modern processors with wide SIMD registers and fma by exploiting a
native matrix mult as part of the larger wsigmod computation. |
49,738 | 20.04.2018 17:19:03 | 25,200 | a1513d3a1f1e11c89e6dc3644df8fa29769e382e | [HOTFIX][SYSTEMML-2259] Fix correctness new dense-sparse MV mult ops
This patch fixes the newly introduced dense-sparse MV mult special case,
for inputs where the dense input has a rows of varing number of
non-zeros (instead of a mix of empty and full dense rows). | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/matrix/data/LibMatrixBincell.java",
"new_path": "src/main/java/org/apache/sysml/runtime/matrix/data/LibMatrixBincell.java",
"diff": "@@ -470,8 +470,10 @@ public class LibMatrixBincell\ndouble bval = b[i];\nif( bval != 0 )... | Java | Apache License 2.0 | apache/systemds | [HOTFIX][SYSTEMML-2259] Fix correctness new dense-sparse MV mult ops
This patch fixes the newly introduced dense-sparse MV mult special case,
for inputs where the dense input has a rows of varing number of
non-zeros (instead of a mix of empty and full dense rows). |
49,738 | 20.04.2018 19:44:37 | 25,200 | 2f278bc2ac85d391b9353124ce85b7db884cba5b | Generalized multi-threaded unary ops dense blocks >16GB
This patch generalized the newly introduced multi-threaded unary
operations for large dense blocks >16GB by processing a physical block
at a time via parallelSetAll. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/matrix/data/MatrixBlock.java",
"new_path": "src/main/java/org/apache/sysml/runtime/matrix/data/MatrixBlock.java",
"diff": "@@ -2584,15 +2584,18 @@ public class MatrixBlock extends MatrixValue implements CacheBlock, Extern... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2267] Generalized multi-threaded unary ops dense blocks >16GB
This patch generalized the newly introduced multi-threaded unary
operations for large dense blocks >16GB by processing a physical block
at a time via parallelSetAll. |
49,738 | 21.04.2018 02:14:47 | 25,200 | a22502583437efcf7c68619eefdde7c0c4bff74f | [MINOR] Cleanup dense matrix-vector wsigmoid via native matrixMult | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/matrix/data/LibMatrixMult.java",
"new_path": "src/main/java/org/apache/sysml/runtime/matrix/data/LibMatrixMult.java",
"diff": "@@ -2406,6 +2406,9 @@ public class LibMatrixMult\nboolean flagminus = (wt==WSigmoidType.MINUS ... | Java | Apache License 2.0 | apache/systemds | [MINOR] Cleanup dense matrix-vector wsigmoid via native matrixMult |
49,738 | 21.04.2018 19:50:24 | 25,200 | 053e7ff03369577dce88fcc82f93345faffb638d | Refactoring dml library for scalable decompositions
This patch consolidates the individual dml files of the library for
scalable decompositions into a single dml file which simplifies
debugging and the inclusion in custom application scripts. Furthermore,
the function Choleskey has been renamed to Cholesky. | [
{
"change_type": "DELETE",
"old_path": "scripts/staging/scalable_linalg/cholesky.dml",
"new_path": null,
"diff": "-#-------------------------------------------------------------\n-#\n-# Licensed to the Apache Software Foundation (ASF) under one\n-# or more contributor license agreements. See the NOT... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2270] Refactoring dml library for scalable decompositions
This patch consolidates the individual dml files of the library for
scalable decompositions into a single dml file which simplifies
debugging and the inclusion in custom application scripts. Furthermore,
the function Choleskey has been renamed to Cholesky. |
49,738 | 21.04.2018 22:13:42 | 25,200 | 0209edd7c8e84fac9f4d2c9c80b0ea7e664e798e | [MINOR] Cleanup lib commons math (input/output consistency) | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/cp/BinaryMatrixMatrixCPInstruction.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/cp/BinaryMatrixMatrixCPInstruction.java",
"diff": "package org.apache.sysml.runtime.instructions.cp;\... | Java | Apache License 2.0 | apache/systemds | [MINOR] Cleanup lib commons math (input/output consistency) |
49,738 | 21.04.2018 22:17:55 | 25,200 | d368644a2341ead8d5dcb47b6290fe7c7f833c7a | Include scalable decompositions in integration tests | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/InstructionUtils.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/InstructionUtils.java",
"diff": "@@ -87,6 +87,7 @@ import org.apache.sysml.runtime.instructions.gpu.GPUInstruction.GPUI... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2271] Include scalable decompositions in integration tests |
49,738 | 23.04.2018 11:49:20 | 25,200 | afbedf3bf441e9106f87b907b4e2c6d86e4608cb | [HOTFIX] Fix incorrect meta data in frame converter test | [
{
"change_type": "MODIFY",
"old_path": "src/test/java/org/apache/sysml/test/integration/functions/frame/FrameConverterTest.java",
"new_path": "src/test/java/org/apache/sysml/test/integration/functions/frame/FrameConverterTest.java",
"diff": "@@ -324,7 +324,7 @@ public class FrameConverterTest extend... | Java | Apache License 2.0 | apache/systemds | [HOTFIX] Fix incorrect meta data in frame converter test |
49,738 | 26.04.2018 20:39:24 | 25,200 | 18cc576dcad813a059322d9f0bb83208ed0bb646 | Performance spark unary aggregates (empty block filter)
This patch improves the performance of sparse-safe spark unary aggregate
operations such as sum(X) by filtering empty blocks before the actual
unary aggregate operations. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/AggregateUnarySPInstruction.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/AggregateUnarySPInstruction.java",
"diff": "@@ -34,6 +34,7 @@ import org.apache.sysml.runtime.in... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2279] Performance spark unary aggregates (empty block filter)
This patch improves the performance of sparse-safe spark unary aggregate
operations such as sum(X) by filtering empty blocks before the actual
unary aggregate operations. |
49,738 | 26.04.2018 20:59:28 | 25,200 | 3b359c39029e26cd188fd64f370d00eb102adcf8 | Performance spark sumByKey incr block aggregation
This patch improves the performance of the very common spark sumByKey
primitives as used for many matrix multiplications and other operations
with global aggregation. We now avoid the unnecessary creation of dense
correction blocks, which greatly reduces GC overhead for ultra-sparse
scenarios. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/utils/RDDAggregateUtils.java",
"new_path": "src/main/java/org/apache/sysml/runtime/instructions/spark/utils/RDDAggregateUtils.java",
"diff": "@@ -26,13 +26,16 @@ import org.apache.spark.api.java.functio... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2281] Performance spark sumByKey incr block aggregation
This patch improves the performance of the very common spark sumByKey
primitives as used for many matrix multiplications and other operations
with global aggregation. We now avoid the unnecessary creation of dense
correction blocks, which greatly reduces GC overhead for ultra-sparse
scenarios. |
49,727 | 28.04.2018 16:02:37 | 25,200 | 945f3ccf9f167ee43c5946b2ea871af5b56a72be | Runtime support for remote parfor broadcast inputs
Closes | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/runtime/controlprogram/ParForProgramBlock.java",
"new_path": "src/main/java/org/apache/sysml/runtime/controlprogram/ParForProgramBlock.java",
"diff": "@@ -308,6 +308,7 @@ public class ParForProgramBlock extends ForProgramBlock\np... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-1313] Runtime support for remote parfor broadcast inputs
Closes #759. |
49,738 | 28.04.2018 23:52:52 | 25,200 | db35d99d83c691b5678cccbbf7846cf0ef2bf240 | [SYSTEMML-2286,2287] New sparsity estimation framework, basic estims
This patch introduces a new matrix multiply estimation framework along
with the two existing basic estimators (average and worst-case) as well
as some tests where the estimator need to produce exact results. | [
{
"change_type": "MODIFY",
"old_path": "src/main/java/org/apache/sysml/hops/OptimizerUtils.java",
"new_path": "src/main/java/org/apache/sysml/hops/OptimizerUtils.java",
"diff": "@@ -984,7 +984,7 @@ public class OptimizerUtils\nreturn Math.min(1, nnz1/m) * Math.min(1, nnz2/n);\n}\nelse\n- return (1 -... | Java | Apache License 2.0 | apache/systemds | [SYSTEMML-2286,2287] New sparsity estimation framework, basic estims
This patch introduces a new matrix multiply estimation framework along
with the two existing basic estimators (average and worst-case) as well
as some tests where the estimator need to produce exact results. |
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