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[2026-03-20 14:59:44] [Rank 0] step:14821/15000 train_loss_per_token:0.8429 train_time:8248949ms step_avg:556.57ms
[2026-03-20 14:59:44] [Rank 0] step:14821/15000 train_loss_per_token:0.8429 train_time:8248949ms step_avg:556.57ms
[2026-03-20 14:59:56] [Rank 0] step:14841/15000 train_loss_per_token:0.8592 train_time:8261010ms step_avg:556.63ms
[2026-03-20 14:59:56] [Rank 0] step:14841/15000 train_loss_per_token:0.8592 train_time:8261010ms step_avg:556.63ms
[2026-03-20 15:00:08] [Rank 0] step:14861/15000 train_loss_per_token:0.8699 train_time:8273026ms step_avg:556.69ms
[2026-03-20 15:00:08] [Rank 0] step:14861/15000 train_loss_per_token:0.8699 train_time:8273026ms step_avg:556.69ms
[2026-03-20 15:00:20] [Rank 0] step:14881/15000 train_loss_per_token:0.8775 train_time:8285135ms step_avg:556.76ms
[2026-03-20 15:00:20] [Rank 0] step:14881/15000 train_loss_per_token:0.8775 train_time:8285135ms step_avg:556.76ms
[2026-03-20 15:00:32] [Rank 0] step:14901/15000 train_loss_per_token:0.8585 train_time:8297203ms step_avg:556.82ms
[2026-03-20 15:00:32] [Rank 0] step:14901/15000 train_loss_per_token:0.8585 train_time:8297203ms step_avg:556.82ms
[2026-03-20 15:00:44] [Rank 0] step:14921/15000 train_loss_per_token:0.8668 train_time:8309269ms step_avg:556.88ms
[2026-03-20 15:00:44] [Rank 0] step:14921/15000 train_loss_per_token:0.8668 train_time:8309269ms step_avg:556.88ms
[2026-03-20 15:00:56] [Rank 0] step:14941/15000 train_loss_per_token:0.8655 train_time:8321241ms step_avg:556.94ms
[2026-03-20 15:00:56] [Rank 0] step:14941/15000 train_loss_per_token:0.8655 train_time:8321241ms step_avg:556.94ms
[2026-03-20 15:01:08] [Rank 0] step:14961/15000 train_loss_per_token:0.8702 train_time:8333332ms step_avg:557.00ms
[2026-03-20 15:01:08] [Rank 0] step:14961/15000 train_loss_per_token:0.8702 train_time:8333332ms step_avg:557.00ms
[2026-03-20 15:01:20] [Rank 0] step:14981/15000 train_loss_per_token:0.8789 train_time:8345360ms step_avg:557.06ms
[2026-03-20 15:01:20] [Rank 0] step:14981/15000 train_loss_per_token:0.8789 train_time:8345360ms step_avg:557.06ms
[2026-03-20 15:01:36] [Rank 0] PRINT: Saved checkpoint at step 14999 to /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.001_muon_lr_0.01_seed_43/checkpoints/ckpt_latest.pt
[2026-03-20 15:01:36] [Rank 0] PRINT: Saved checkpoint at step 14999 to /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.001_muon_lr_0.01_seed_43/checkpoints/ckpt_latest.pt
[2026-03-20 15:01:36] [Rank 0] step:15000/15000 train_loss_per_token:0.8644 train_time:8360688ms step_avg:557.38ms
[2026-03-20 15:01:36] [Rank 0] step:15000/15000 train_loss_per_token:0.8644 train_time:8360688ms step_avg:557.38ms
[2026-03-20 15:01:36] [Rank 0] PRINT: Warning: val_tokens (1966080) not perfectly divisible by val_batch_size (262144). Some tokens might be missed.
[2026-03-20 15:01:36] [Rank 0] PRINT: Warning: val_tokens (1966080) not perfectly divisible by val_batch_size (262144). Some tokens might be missed.
[2026-03-20 15:01:37] [Rank 0] PRINT: step:15000/15000 train_loss_per_token:0.8644 val_loss:3.4453 train_time:8360695ms step_avg:557.38ms
[2026-03-20 15:01:37] [Rank 0] PRINT: step:15000/15000 train_loss_per_token:0.8644 val_loss:3.4453 train_time:8360695ms step_avg:557.38ms
[2026-03-20 15:01:37] [Rank 0] PRINT: Training completed. Checkpoint deleted.
[2026-03-20 15:01:37] [Rank 0] PRINT: Training completed. Checkpoint deleted.
[2026-03-20 15:01:37] [Rank 0] PRINT: --- Training Finished: Fri Mar 20 15:01:37 2026 ---
[2026-03-20 15:01:37] [Rank 0] PRINT: --- Training Finished: Fri Mar 20 15:01:37 2026 ---
[2026-03-20 15:01:37] [Rank 0] PRINT: Peak memory allocated: 10463 MiB reserved: 13016 MiB
[2026-03-20 15:01:37] [Rank 0] PRINT: Peak memory allocated: 10463 MiB reserved: 13016 MiB
[2026-03-19 18:11:50] [Rank 0] PRINT: --- Script Start: Thu Mar 19 18:11:50 2026 ---
[2026-03-19 18:11:50] [Rank 0] PRINT: --- Script Start: Thu Mar 19 18:11:50 2026 ---
[2026-03-19 18:11:50] [Rank 0] PRINT: Parsed CLI args: Namespace(unet=False, seed=42, optimizer_mode=5, model_parameterization='qkvo', adam_lr=0.002, muon_lr=0.01, base_dir='/home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search', analyze_sharpness=False, sharpness_analysis_interval=500, hvp_chunk_...
[2026-03-19 18:11:50] [Rank 0] PRINT: Parsed CLI args: Namespace(unet=False, seed=42, optimizer_mode=5, model_parameterization='qkvo', adam_lr=0.002, muon_lr=0.01, base_dir='/home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search', analyze_sharpness=False, sharpness_analysis_interval=500, hvp_chunk_...
[2026-03-19 18:11:50] [Rank 0] PRINT: Hyperparameters: Hyperparameters()
[2026-03-19 18:11:50] [Rank 0] PRINT: Hyperparameters: Hyperparameters()
[2026-03-19 18:11:50] [Rank 0] PRINT: Using fixed seed: 42
[2026-03-19 18:11:50] [Rank 0] PRINT: Using fixed seed: 42
[2026-03-19 18:11:50] [Rank 0] PRINT: Run directory: /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.002_muon_lr_0.01_seed_42
[2026-03-19 18:11:50] [Rank 0] PRINT: Run directory: /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.002_muon_lr_0.01_seed_42
[2026-03-19 18:11:50] [Rank 0] PRINT: code_sha256=2c01a5e64ccec55852d52b5c8539f402caebedf5454fe87ff6bbc52b316b754e
[2026-03-19 18:11:50] [Rank 0] PRINT: code_sha256=2c01a5e64ccec55852d52b5c8539f402caebedf5454fe87ff6bbc52b316b754e
[2026-03-19 18:11:50] [Rank 0] PRINT: Constructing model...
[2026-03-19 18:11:50] [Rank 0] PRINT: Constructing model...
[2026-03-19 18:11:52] [Rank 0] PRINT: Broadcasting model parameters...
[2026-03-19 18:11:52] [Rank 0] PRINT: Broadcasting model parameters...
[2026-03-19 18:11:52] [Rank 0] PRINT: Model constructed and broadcasted.
[2026-03-19 18:11:52] [Rank 0] PRINT: Model constructed and broadcasted.
[2026-03-19 18:11:52] [Rank 0] PRINT: Collecting parameters for optimizers...
[2026-03-19 18:11:52] [Rank 0] PRINT: Collecting parameters for optimizers...
[2026-03-19 18:11:52] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 18:11:52] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 18:11:52] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 18:11:52] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 18:11:52] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 18:11:52] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 18:11:52] [Rank 0] PRINT: Configuring optimizers for EXPERIMENT_MODE = 5
[2026-03-19 18:11:52] [Rank 0] PRINT: Configuring optimizers for EXPERIMENT_MODE = 5
[2026-03-19 18:11:52] [Rank 0] PRINT: Mode 5: All Adam. All Attn and MLP matrices to Adam (Adam LR: 0.002).
[2026-03-19 18:11:52] [Rank 0] PRINT: Mode 5: All Adam. All Attn and MLP matrices to Adam (Adam LR: 0.002).
[2026-03-19 18:11:52] [Rank 0] PRINT: Muon optimizer not created as muon_params_target_list was empty (e.g. mode where Adam handles all matrices).
[2026-03-19 18:11:52] [Rank 0] PRINT: Muon optimizer not created as muon_params_target_list was empty (e.g. mode where Adam handles all matrices).
[2026-03-19 18:11:52] [Rank 0] PRINT: Optimizers configured. Total optimizers: 1
[2026-03-19 18:11:52] [Rank 0] PRINT: Optimizers configured. Total optimizers: 1
[2026-03-19 18:11:52] [Rank 0] PRINT: Compiling model with TorchInductor...
[2026-03-19 18:11:52] [Rank 0] PRINT: Compiling model with TorchInductor...
[2026-03-19 18:11:52] [Rank 0] PRINT: Model compilation complete.
[2026-03-19 18:11:52] [Rank 0] PRINT: Model compilation complete.
[2026-03-19 18:11:52] [Rank 0] PRINT: No checkpoint found. Starting training from scratch.
[2026-03-19 18:11:52] [Rank 0] PRINT: No checkpoint found. Starting training from scratch.
[2026-03-19 18:11:52] [Rank 0] PRINT: Starting warmup...
[2026-03-19 18:11:52] [Rank 0] PRINT: Starting warmup...
[2026-03-19 18:14:22] [Rank 0] PRINT: Warmup complete.
[2026-03-19 18:14:22] [Rank 0] PRINT: Warmup complete.
[2026-03-19 18:14:22] [Rank 0] PRINT: Starting training...
[2026-03-19 18:14:22] [Rank 0] PRINT: Starting training...
[2026-03-19 18:14:22] [Rank 0] PRINT: Warning: val_tokens (1966080) not perfectly divisible by val_batch_size (262144). Some tokens might be missed.
[2026-03-19 18:14:22] [Rank 0] PRINT: Warning: val_tokens (1966080) not perfectly divisible by val_batch_size (262144). Some tokens might be missed.
[2026-03-19 18:15:43] [Rank 0] PRINT: step:0/15000 val_loss:10.8258 train_time:0ms step_avg:0.00ms
[2026-03-19 18:15:43] [Rank 0] PRINT: step:0/15000 val_loss:10.8258 train_time:0ms step_avg:0.00ms
[2026-03-19 18:15:47] [Rank 0] PRINT: Saved checkpoint at step 0 to /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.002_muon_lr_0.01_seed_42/checkpoints/ckpt_latest.pt
[2026-03-19 18:15:47] [Rank 0] PRINT: Saved checkpoint at step 0 to /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.002_muon_lr_0.01_seed_42/checkpoints/ckpt_latest.pt
[2026-03-19 18:15:57] [Rank 0] step:21/15000 train_loss_per_token:2.3995 train_time:13907ms step_avg:662.24ms
[2026-03-19 18:15:57] [Rank 0] step:21/15000 train_loss_per_token:2.3995 train_time:13907ms step_avg:662.24ms
[2026-03-19 18:16:06] [Rank 0] step:41/15000 train_loss_per_token:2.1915 train_time:23659ms step_avg:577.04ms
[2026-03-19 18:16:06] [Rank 0] step:41/15000 train_loss_per_token:2.1915 train_time:23659ms step_avg:577.04ms
[2026-03-19 18:16:16] [Rank 0] step:61/15000 train_loss_per_token:2.0320 train_time:33469ms step_avg:548.67ms
[2026-03-19 18:16:16] [Rank 0] step:61/15000 train_loss_per_token:2.0320 train_time:33469ms step_avg:548.67ms
[2026-03-19 18:16:26] [Rank 0] step:81/15000 train_loss_per_token:1.9766 train_time:43337ms step_avg:535.02ms
[2026-03-19 18:16:26] [Rank 0] step:81/15000 train_loss_per_token:1.9766 train_time:43337ms step_avg:535.02ms
[2026-03-19 18:16:36] [Rank 0] step:101/15000 train_loss_per_token:1.8945 train_time:53236ms step_avg:527.09ms
[2026-03-19 18:16:36] [Rank 0] step:101/15000 train_loss_per_token:1.8945 train_time:53236ms step_avg:527.09ms
[2026-03-19 18:16:46] [Rank 0] step:121/15000 train_loss_per_token:1.8396 train_time:63147ms step_avg:521.87ms
[2026-03-19 18:16:46] [Rank 0] step:121/15000 train_loss_per_token:1.8396 train_time:63147ms step_avg:521.87ms
[2026-03-19 18:16:56] [Rank 0] step:141/15000 train_loss_per_token:1.7870 train_time:73069ms step_avg:518.22ms
[2026-03-19 18:16:56] [Rank 0] step:141/15000 train_loss_per_token:1.7870 train_time:73069ms step_avg:518.22ms
[2026-03-19 18:17:06] [Rank 0] step:161/15000 train_loss_per_token:1.7663 train_time:82988ms step_avg:515.45ms
[2026-03-19 18:17:06] [Rank 0] step:161/15000 train_loss_per_token:1.7663 train_time:82988ms step_avg:515.45ms