title stringlengths 4 168 | content stringlengths 7 1.74M | commands listlengths 1 5.62k ⌀ | url stringlengths 79 342 |
|---|---|---|---|
Part IX. Set Up Cache Writing | Part IX. Set Up Cache Writing | null | https://docs.redhat.com/en/documentation/red_hat_data_grid/6.6/html/administration_and_configuration_guide/part-Set_Up_Cache_Writing |
2.34. RHEA-2011:0608 - new package: python-rhsm | 2.34. RHEA-2011:0608 - new package: python-rhsm A new python-rhsm package is now available for Red Hat Enterprise Linux 6. The new python-rhsm package provides access to the Subscription Management tools. It helps users to understand specific products which are installed on their machines and specific subscriptions whi... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/6.1_technical_notes/python-rhsm_new |
Chapter 5. Erasure code pools overview | Chapter 5. Erasure code pools overview Ceph storage strategies involve defining data durability requirements. Data durability means the ability to sustain the loss of one or more OSDs without losing data. Ceph stores data in pools and there are two types of the pools: replicated erasure-coded Ceph uses the replicated p... | [
"set_req_state_err err_no=95 resorting to 500",
"ceph osd pool create ecpool 32 32 erasure pool 'ecpool' created echo ABCDEFGHI | rados --pool ecpool put NYAN - rados --pool ecpool get NYAN - ABCDEFGHI",
"ceph osd erasure-code-profile get default k=2 m=2 plugin=jerasure technique=reed_sol_van",
"ceph osd eras... | https://docs.redhat.com/en/documentation/red_hat_ceph_storage/6/html/storage_strategies_guide/erasure-code-pools-overview_strategy |
Chapter 4. Installing Knative Serving | Chapter 4. Installing Knative Serving Installing Knative Serving allows you to create Knative services and functions on your cluster. It also allows you to use additional functionality such as autoscaling and networking options for your applications. After you install the OpenShift Serverless Operator, you can install ... | [
"apiVersion: operator.knative.dev/v1beta1 kind: KnativeServing metadata: name: knative-serving namespace: knative-serving",
"oc apply -f serving.yaml",
"oc get knativeserving.operator.knative.dev/knative-serving -n knative-serving --template='{{range .status.conditions}}{{printf \"%s=%s\\n\" .type .status}}{{en... | https://docs.redhat.com/en/documentation/red_hat_openshift_serverless/1.33/html/installing_openshift_serverless/installing-knative-serving |
Chapter 39. Gathering System Information | Chapter 39. Gathering System Information Before you learn how to configure your system, you should learn how to gather essential system information. For example, you should know how to find the amount of free memory, the amount of available hard drive space, how your hard drive is partitioned, and what processes are ru... | [
"ps aux | less",
"ps ax | grep emacs",
"top - 15:02:46 up 35 min, 4 users, load average: 0.17, 0.65, 1.00 Tasks: 110 total, 1 running, 107 sleeping, 0 stopped, 2 zombie Cpu(s): 41.1% us, 2.0% sy, 0.0% ni, 56.6% id, 0.0% wa, 0.3% hi, 0.0% si Mem: 775024k total, 772028k used, 2996k free, 68468k buffers Swap: 1048... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/4/html/system_administration_guide/ch-sysinfo |
function::ns_ppid | function::ns_ppid Name function::ns_ppid - Returns the process ID of a target process's parent process as seen in a pid namespace Synopsis Arguments None Description This function return the process ID of the target proccess's parent process as seen in the target pid namespace if provided, or the stap process namespace... | [
"ns_ppid:long()"
] | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/systemtap_tapset_reference/api-ns-ppid |
Chapter 2. Planning your undercloud | Chapter 2. Planning your undercloud 2.1. Containerized undercloud The undercloud is the node that controls the configuration, installation, and management of your final Red Hat OpenStack Platform (RHOSP) environment, which is called the overcloud. The undercloud itself uses OpenStack Platform components in the form of ... | [
"sudo subscription-manager release --set=8.1"
] | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/16.0/html/director_installation_and_usage/planning-your-undercloud |
3.7. Turning on Packet Forwarding and Nonlocal Binding | 3.7. Turning on Packet Forwarding and Nonlocal Binding In order for the Keepalived service to forward network packets properly to the real servers, each router node must have IP forwarding turned on in the kernel. Log in as root and change the line which reads net.ipv4.ip_forward = 0 in /etc/sysctl.conf to the followin... | [
"net.ipv4.ip_forward = 1",
"net.ipv4.ip_nonlocal_bind = 1"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/load_balancer_administration/s1-initial-setup-forwarding-VSA |
Chapter 3. Installing the Network Observability Operator | Chapter 3. Installing the Network Observability Operator Installing Loki is a recommended prerequisite for using the Network Observability Operator. You can choose to use Network Observability without Loki , but there are some considerations for doing this, described in the previously linked section. The Loki Operator ... | [
"apiVersion: v1 kind: Secret metadata: name: loki-s3 namespace: netobserv 1 stringData: access_key_id: QUtJQUlPU0ZPRE5ON0VYQU1QTEUK access_key_secret: d0phbHJYVXRuRkVNSS9LN01ERU5HL2JQeFJmaUNZRVhBTVBMRUtFWQo= bucketnames: s3-bucket-name endpoint: https://s3.eu-central-1.amazonaws.com region: eu-central-1",
"apiVer... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.16/html/network_observability/installing-network-observability-operators |
Chapter 1. Introduction to Provisioning | Chapter 1. Introduction to Provisioning 1.1. Provisioning Overview Provisioning is a process that starts with a bare physical or virtual machine and ends with a fully configured, ready-to-use operating system. Using Red Hat Satellite, you can define and automate fine-grained provisioning for a large number of hosts. Th... | null | https://docs.redhat.com/en/documentation/red_hat_satellite/6.11/html/provisioning_hosts/Introduction_to_Provisioning_provisioning |
Providing feedback on Red Hat documentation | Providing feedback on Red Hat documentation We appreciate your feedback on our documentation. Let us know how we can improve it. Submitting feedback through Jira (account required) Log in to the Jira website. Click Create in the top navigation bar. Enter a descriptive title in the Summary field. Enter your suggestion f... | null | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/16.2/html/configuring_a_red_hat_high_availability_cluster_on_red_hat_openstack_platform/proc_providing-feedback-on-red-hat-documentation_configurng-a-red-hat-high-availability-cluster-on-red-hat-openstack-platform |
Chapter 2. Preparation for deploying Red Hat Process Automation Manager in your OpenShift environment | Chapter 2. Preparation for deploying Red Hat Process Automation Manager in your OpenShift environment Before deploying Red Hat Process Automation Manager in your OpenShift environment, you must complete several procedures. You do not need to repeat these procedures if you want to deploy additional images, for example, ... | [
"create -f <file_name>.yaml secrets link default <secret_name> --for=pull secrets link builder <secret_name> --for=pull",
"oc create secret generic kieserver-app-secret --from-file=keystore.jks",
"oc create secret generic businesscentral-app-secret --from-file=keystore.jks",
"oc create secret generic broker-a... | https://docs.redhat.com/en/documentation/red_hat_process_automation_manager/7.13/html/deploying_red_hat_process_automation_manager_on_red_hat_openshift_container_platform/dm-openshift-prepare-con_openshift-operator |
Chapter 2. Sizing requirements for Red Hat Developer Hub | Chapter 2. Sizing requirements for Red Hat Developer Hub Scalability of Red Hat Developer Hub requires significant resource allocation. The following table lists the sizing requirements for installing and running Red Hat Developer Hub, including both the Developer Hub application and Developer Hub database components. ... | null | https://docs.redhat.com/en/documentation/red_hat_developer_hub/1.2/html/getting_started_with_red_hat_developer_hub/ref-rhdh-sizing_rhdh-getting-started |
Chapter 9. Gathering the observability data from multiple clusters | Chapter 9. Gathering the observability data from multiple clusters For a multicluster configuration, you can create one OpenTelemetry Collector instance in each one of the remote clusters and then forward all the telemetry data to one OpenTelemetry Collector instance. Prerequisites The Red Hat build of OpenTelemetry Op... | [
"apiVersion: cert-manager.io/v1 kind: Issuer metadata: name: selfsigned-issuer spec: selfSigned: {}",
"apiVersion: cert-manager.io/v1 kind: Certificate metadata: name: ca spec: isCA: true commonName: ca subject: organizations: - <your_organization_name> organizationalUnits: - Widgets secretName: ca-secret private... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/red_hat_build_of_opentelemetry/otel-gathering-observability-data-from-multiple-clusters |
7.257. trace-cmd | 7.257. trace-cmd 7.257.1. RHBA-2013:0423 - trace-cmd bug fix and enhancement update Updated trace-cmd packages that fix two bugs and add one enhancement are now available for Red Hat Enterprise Linux 6. The trace-cmd packages contain a command-line tool that interfaces with the ftrace utility in the kernel. Bug Fixes B... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/6.4_technical_notes/trace-cmd |
Appendix A. The Ceph RESTful API specifications | Appendix A. The Ceph RESTful API specifications As a storage administrator, you can access the various Ceph sub-systems through the Ceph RESTful API endpoints. This is a reference guide for the available Ceph RESTful API methods. The available Ceph API endpoints: Section A.1, "Ceph summary" Section A.2, "Authentication... | [
"GET /api/summary HTTP/1.1 Host: example.com",
"curl -i -k --location -X POST 'https://192.168.0.44:8443/api/auth' -H 'Accept: application/vnd.ceph.api.v1.0+json' -H 'Content-Type: application/json' --data '{\"password\": \"admin@123\", \"username\": \"admin\"}'",
"POST /api/auth HTTP/1.1 Host: example.com Cont... | https://docs.redhat.com/en/documentation/red_hat_ceph_storage/7/html/developer_guide/the-ceph-restful-api-specifications |
Chapter 1. Preparing to deploy OpenShift Data Foundation | Chapter 1. Preparing to deploy OpenShift Data Foundation Deploying OpenShift Data Foundation on OpenShift Container Platform using dynamic or local storage devices provides you with the option to create internal cluster resources. This will result in the internal provisioning of the base services, which helps to make a... | null | https://docs.redhat.com/en/documentation/red_hat_openshift_data_foundation/4.13/html/deploying_openshift_data_foundation_on_vmware_vsphere/preparing_to_deploy_openshift_data_foundation |
Chapter 12. VolumeSnapshotClass [snapshot.storage.k8s.io/v1] | Chapter 12. VolumeSnapshotClass [snapshot.storage.k8s.io/v1] Description VolumeSnapshotClass specifies parameters that a underlying storage system uses when creating a volume snapshot. A specific VolumeSnapshotClass is used by specifying its name in a VolumeSnapshot object. VolumeSnapshotClasses are non-namespaced Type... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.17/html/storage_apis/volumesnapshotclass-snapshot-storage-k8s-io-v1 |
Chapter 3. Using libcgroup Tools | Chapter 3. Using libcgroup Tools The libcgroup package, which was the main tool for cgroup management in versions of Red Hat Enterprise Linux, is now deprecated. To avoid conflicts, do not use libcgroup tools for default resource controllers (listed in Available Controllers in Red Hat Enterprise Linux 7 ) that are now ... | [
"~]# yum install libcgroup ~]# yum install libcgroup-tools",
"~]# modprobe netprio_cgroup",
"mount { controller_name = /sys/fs/cgroup/ controller_name ; ... }",
"mount { net_prio = /sys/fs/cgroup/net_prio; }",
"~]# systemctl restart cgconfig.service",
"~]# mkdir /sys/fs/cgroup/ name",
"~]# mount -t cgro... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/resource_management_guide/chap-Using_libcgroup_Tools |
Chapter 2. Eclipse Temurin 11.0.20.1 release notes | Chapter 2. Eclipse Temurin 11.0.20.1 release notes Eclipse Temurin does not contain structural changes from the upstream distribution of OpenJDK. Review the following release notes for an overview of the changes from the Eclipse Temurin 11.0.20.1 patch release. Note For all the other changes and security fixes, see Ope... | null | https://docs.redhat.com/en/documentation/red_hat_build_of_openjdk/11/html/release_notes_for_eclipse_temurin_11.0.20/openjdk-temurin-11-0-20-1-release-notes_openjdk |
Chapter 7. Catalog exclusion by labels or expressions | Chapter 7. Catalog exclusion by labels or expressions You can exclude catalogs by using match expressions on metadata with the NotIn or DoesNotExist operators. The following CRs add an example.com/testing label to the unwanted-catalog-1 and unwanted-catalog-2 cluster catalogs: Example cluster catalog CR apiVersion: olm... | [
"apiVersion: olm.operatorframework.io/v1 kind: ClusterCatalog metadata: name: unwanted-catalog-1 labels: example.com/testing: \"true\" spec: source: type: Image image: ref: quay.io/example/content-management-a:latest",
"apiVersion: olm.operatorframework.io/v1 kind: ClusterCatalog metadata: name: unwanted-catalog-... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/extensions/olmv1-catalog-exclusion-by-labels-or-expressions_catalog-content-resolution |
Chapter 7. Kafka Streams configuration properties | Chapter 7. Kafka Streams configuration properties application.id Type: string Importance: high An identifier for the stream processing application. Must be unique within the Kafka cluster. It is used as 1) the default client-id prefix, 2) the group-id for membership management, 3) the changelog topic prefix. bootstrap.... | null | https://docs.redhat.com/en/documentation/red_hat_streams_for_apache_kafka/2.9/html/kafka_configuration_properties/kafka-streams-configuration-properties-str |
Part V. Deprecated Functionality | Part V. Deprecated Functionality This part provides an overview of functionality that has been deprecated in all minor releases up to Red Hat Enterprise Linux 7.4. Deprecated functionality continues to be supported until the end of life of Red Hat Enterprise Linux 7. Deprecated functionality will likely not be supporte... | null | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/7.4_release_notes/part-Red_Hat_Enterprise_Linux-7.4_Release_Notes-Deprecated_Functionality |
2.4. Configuring Red Hat JBoss Data Grid for Authorization | 2.4. Configuring Red Hat JBoss Data Grid for Authorization Authorization is configured at two levels: the cache container (CacheManager), and at the single cache. CacheManager The following is an example configuration for authorization at the CacheManager level: Example 2.4. CacheManager Authorization (Declarative Conf... | [
"<cache-container name=\"local\" default-cache=\"default\"> <security> <authorization> <identity-role-mapper /> <role name=\"admin\" permissions=\"ALL\"/> <role name=\"reader\" permissions=\"READ\"/> <role name=\"writer\" permissions=\"WRITE\"/> <role name=\"supervisor\" permissions=\"ALL_READ ALL_WRITE\"/> </autho... | https://docs.redhat.com/en/documentation/red_hat_data_grid/6.6/html/security_guide/Configuring_Red_Hat_JBoss_Data_Grid_for_Authorization |
Chapter 16. Upgrading to OpenShift Data Foundation | Chapter 16. Upgrading to OpenShift Data Foundation 16.1. Overview of the OpenShift Data Foundation update process OpenShift Container Storage, based on the open source Ceph technology, has expanded its scope and foundational role in a containerized, hybrid cloud environment since its introduction. It complements existi... | null | https://docs.redhat.com/en/documentation/red_hat_openshift_data_foundation/4.9/html/deploying_and_managing_openshift_data_foundation_using_red_hat_openstack_platform/upgrading-your-cluster_osp |
19.4. Configuring LDAP and Kerberos for Single Sign-on | 19.4. Configuring LDAP and Kerberos for Single Sign-on Single sign-on allows users to log in to the VM Portal or the Administration Portal without re-typing their passwords. Authentication credentials are obtained from the Kerberos server. To configure single sign-on to the Administration Portal and the VM Portal, you ... | [
"kadmin kadmin> addprinc -randkey HTTP/fqdn-of-rhevm @ REALM.COM",
"kadmin> ktadd -k /tmp/http.keytab HTTP/fqdn-of-rhevm @ REALM.COM kadmin> quit",
"scp /tmp/http.keytab root@ rhevm.example.com :/etc/httpd",
"chown apache /etc/httpd/http.keytab chmod 400 /etc/httpd/http.keytab",
"yum install ovirt-engine-ex... | https://docs.redhat.com/en/documentation/red_hat_virtualization/4.3/html/administration_guide/Configuring_LDAP_and_Kerberos_for_Single_Sign-on |
Chapter 2. Configuring an AWS account | Chapter 2. Configuring an AWS account Before you can install OpenShift Container Platform, you must configure an Amazon Web Services (AWS) account. 2.1. Configuring Route 53 To install OpenShift Container Platform, the Amazon Web Services (AWS) account you use must have a dedicated public hosted zone in your Route 53 s... | [
"platform: aws: region: us-gov-west-1 serviceEndpoints: - name: ec2 url: https://ec2.us-gov-west-1.amazonaws.com - name: elasticloadbalancing url: https://elasticloadbalancing.us-gov-west-1.amazonaws.com - name: route53 url: https://route53.us-gov.amazonaws.com 1 - name: tagging url: https://tagging.us-gov-west-1.a... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/installing_on_aws/installing-aws-account |
probe::ioscheduler_trace.elv_issue_request | probe::ioscheduler_trace.elv_issue_request Name probe::ioscheduler_trace.elv_issue_request - Fires when a request is Synopsis ioscheduler_trace.elv_issue_request Values rq_flags Request flags. disk_minor Disk minor number of request. disk_major Disk major no of request. elevator_name The type of I/O elevator currently ... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/systemtap_tapset_reference/api-ioscheduler-trace-elv-issue-request |
Chapter 11. Uninstalling a cluster on RHOSP from your own infrastructure | Chapter 11. Uninstalling a cluster on RHOSP from your own infrastructure You can remove a cluster that you deployed to Red Hat OpenStack Platform (RHOSP) on user-provisioned infrastructure. 11.1. Downloading playbook dependencies The Ansible playbooks that simplify the removal process on user-provisioned infrastructure... | [
"sudo subscription-manager register # If not done already",
"sudo subscription-manager attach --pool=USDYOUR_POOLID # If not done already",
"sudo subscription-manager repos --disable=* # If not done already",
"sudo subscription-manager repos --enable=rhel-8-for-x86_64-baseos-rpms --enable=openstack-16-tools-f... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/installing_on_openstack/uninstalling-openstack-user |
Chapter 8. Configuring Language and Installation Source | Chapter 8. Configuring Language and Installation Source Before the graphical installation program starts, you need to configure the language and installation source. 8.1. The Text Mode Installation Program User Interface Important We recommend that you install Red Hat Enterprise Linux using the graphical interface. If ... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/installation_guide/ch-Installation_Phase_2-x86 |
8.226. virt-manager | 8.226. virt-manager 8.226.1. RHBA-2013:1646 - virt-manager bug fix update Updated virt-manager packages that fix several bugs are now available for Red Hat Enterprise Linux 6. Virtual Machine Manager (virt-manager) is a graphical tool for administering virtual machines for KVM, Xen, and QEMU. The virt-manager utility c... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/6.5_technical_notes/virt-manager |
Chapter 5. Next steps | Chapter 5. steps After completing the tutorial, consider the following steps: Explore the tutorial further. Use the MySQL command line client to add, modify, and remove rows in the database tables, and see the effect on the topics. Keep in mind that you cannot remove a row that is referenced by a foreign key. Plan a De... | null | https://docs.redhat.com/en/documentation/red_hat_build_of_debezium/2.7.3/html/getting_started_with_debezium/next-steps |
Chapter 7. File Systems | Chapter 7. File Systems Read this chapter for an overview of the file systems supported for use with Red Hat Enterprise Linux, and how to optimize their performance. 7.1. Tuning Considerations for File Systems There are several tuning considerations common to all file systems: formatting and mount options selected on y... | [
"blockdev -getra device",
"blockdev -setra N device"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/performance_tuning_guide/main-fs |
6.7.2. Configuring a Single Storage-Based Fence Device for a Node | 6.7.2. Configuring a Single Storage-Based Fence Device for a Node When using non-power fencing methods (that is, SAN/storage fencing) to fence a node, you must configure unfencing for the fence device. This ensures that a fenced node is not re-enabled until the node has been rebooted. When you configure a device that r... | [
"ccs -h host --addmethod method node",
"ccs -h node01.example.com --addmethod SAN node01.example.com",
"ccs -h host --addfenceinst fencedevicename node method [ options ]",
"ccs -h node01.example.com --addfenceinst sanswitch1 node01.example.com SAN port=11",
"ccs -h host --addunfence fencedevicename node ac... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/cluster_administration/s2-single-storagefence-config-ccs-CA |
Using the AMQ Core Protocol JMS Client | Using the AMQ Core Protocol JMS Client Red Hat AMQ 2021.Q1 For Use with AMQ Clients 2.9 | null | https://docs.redhat.com/en/documentation/red_hat_amq/2021.q1/html/using_the_amq_core_protocol_jms_client/index |
Making open source more inclusive | Making open source more inclusive Red Hat is committed to replacing problematic language in our code, documentation, and web properties. We are beginning with these four terms: master, slave, blacklist, and whitelist. Because of the enormity of this endeavor, these changes will be implemented gradually over several upc... | null | https://docs.redhat.com/en/documentation/red_hat_build_of_openjdk/21/html/release_notes_for_red_hat_build_of_openjdk_21.0.4/making-open-source-more-inclusive |
Chapter 145. KafkaRebalanceSpec schema reference | Chapter 145. KafkaRebalanceSpec schema reference Used in: KafkaRebalance Property Property type Description mode string (one of [remove-brokers, full, add-brokers]) Mode to run the rebalancing. The supported modes are full , add-brokers , remove-brokers . If not specified, the full mode is used by default. full mode ru... | null | https://docs.redhat.com/en/documentation/red_hat_streams_for_apache_kafka/2.7/html/streams_for_apache_kafka_api_reference/type-kafkarebalancespec-reference |
Preface | Preface Open Java Development Kit (OpenJDK) is a free and open source implementation of the Java Platform, Standard Edition (Java SE). The Red Hat build of OpenJDK is available in four versions: 8u, 11u, 17u, and 21u. Packages for the Red Hat build of OpenJDK are made available on Red Hat Enterprise Linux and Microsoft... | null | https://docs.redhat.com/en/documentation/red_hat_build_of_openjdk/17/html/release_notes_for_red_hat_build_of_openjdk_17.0.10/pr01 |
Chapter 1. AWS DynamoDB Sink | Chapter 1. AWS DynamoDB Sink Send data to AWS DynamoDB service. The sent data will insert/update/delete an item on the given AWS DynamoDB table. Access Key/Secret Key are the basic method for authenticating to the AWS DynamoDB service. These parameters are optional, because the Kamelet also provides the following optio... | [
"apiVersion: camel.apache.org/v1alpha1 kind: KameletBinding metadata: name: aws-ddb-sink-binding spec: source: ref: kind: Channel apiVersion: messaging.knative.dev/v1 name: mychannel sink: ref: kind: Kamelet apiVersion: camel.apache.org/v1alpha1 name: aws-ddb-sink properties: region: \"eu-west-1\" table: \"The Tabl... | https://docs.redhat.com/en/documentation/red_hat_build_of_apache_camel_k/1.10.5/html/kamelets_reference/aws-ddb-sink |
1.2. Red Hat Virtualization Host | 1.2. Red Hat Virtualization Host A Red Hat Virtualization environment has one or more hosts attached to it. A host is a server that provides the physical hardware that virtual machines make use of. Red Hat Virtualization Host (RHVH) runs an optimized operating system installed using a special, customized installation m... | null | https://docs.redhat.com/en/documentation/red_hat_virtualization/4.3/html/technical_reference/red_hat_virtualization_host |
3.5. Configure the Gluster Storage Cluster | 3.5. Configure the Gluster Storage Cluster Configure these instances to form a trusted storage pool (cluster). Note If you are using Red Hat Enterprise Linux 7 machines, log in to the Azure portal and reset the password for the VMs and also restart the VMs. On Red Hat Enterprise Linux 6 machines, password reset is not ... | [
"ssh -i [path-to-key-pem] [admin-name@public-ip-address] or ssh [admin-name@public-ip-address]",
"ssh -i /root/.azure/ssh/rhgs72-key.pem clouduser@rhgs72.east.cloudapp.azure.com or ssh clouduser@rhgs72.east.cloudapp.azure.com",
"yum update"
] | https://docs.redhat.com/en/documentation/red_hat_gluster_storage/3.5/html/deployment_guide_for_public_cloud/chap-documentation-deployment_guide_for_public_cloud-azure-setting_up_rhgs_azure-configuring_cluster |
17.17. Applying QoS to Your Virtual Network | 17.17. Applying QoS to Your Virtual Network Quality of Service (QoS) refers to the resource control systems that guarantees an optimal experience for all users on a network, making sure that there is no delay, jitter, or packet loss. QoS can be application specific or user / group specific. See Section 23.17.8.14, "Qua... | null | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/virtualization_deployment_and_administration_guide/sect-virtual_networking-applying_qos_to_your_virtual_network |
Chapter 1. Uninstalling Red Hat OpenShift GitOps | Chapter 1. Uninstalling Red Hat OpenShift GitOps Uninstalling the Red Hat OpenShift GitOps Operator is a two-step process: Delete the Argo CD instances that were added under the default namespace of the Red Hat OpenShift GitOps Operator. Uninstall the Red Hat OpenShift GitOps Operator. Uninstalling only the Operator wi... | [
"oc delete gitopsservice cluster -n openshift-gitops",
"oc delete gitopsservice cluster -n <namespace>"
] | https://docs.redhat.com/en/documentation/red_hat_openshift_gitops/1.12/html/removing_gitops/uninstalling-openshift-gitops |
Backup and restore | Backup and restore OpenShift Container Platform 4.16 Backing up and restoring your OpenShift Container Platform cluster Red Hat OpenShift Documentation Team | [
"oc -n openshift-kube-apiserver-operator get secret kube-apiserver-to-kubelet-signer -o jsonpath='{.metadata.annotations.auth\\.openshift\\.io/certificate-not-after}'",
"2022-08-05T14:37:50Zuser@user:~ USD 1",
"for node in USD(oc get nodes -o jsonpath='{.items[*].metadata.name}'); do echo USD{node} ; oc adm cor... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.16/html-single/backup_and_restore/index |
5.3.13. Backing Up Volume Group Metadata | 5.3.13. Backing Up Volume Group Metadata Metadata backups and archives are automatically created on every volume group and logical volume configuration change unless disabled in the lvm.conf file. By default, the metadata backup is stored in the /etc/lvm/backup file and the metadata archives are stored in the /etc/lvm/... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/logical_volume_manager_administration/vg_backup |
Chapter 20. consistency | Chapter 20. consistency This chapter describes the commands under the consistency command. 20.1. consistency group add volume Add volume(s) to consistency group Usage: Table 20.1. Positional arguments Value Summary <consistency-group> Consistency group to contain <volume> (name or id) <volume> Volume(s) to add to <cons... | [
"openstack consistency group add volume [-h] <consistency-group> <volume> [<volume> ...]",
"openstack consistency group create [-h] [-f {json,shell,table,value,yaml}] [-c COLUMN] [--noindent] [--prefix PREFIX] [--max-width <integer>] [--fit-width] [--print-empty] (--volume-type <volume-type> | --consistency-group... | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.1/html/command_line_interface_reference/consistency |
Product Guide | Product Guide Red Hat Virtualization 4.3 Introduction to Red Hat Virtualization 4.3 Red Hat Virtualization Documentation Team Red Hat Customer Content Services rhev-docs@redhat.com Abstract This document provides an introduction to Red Hat Virtualization. | null | https://docs.redhat.com/en/documentation/red_hat_virtualization/4.3/html/product_guide/index |
3.2.3.2.2. Is Symmetric Multiprocessing Right for You? | 3.2.3.2.2. Is Symmetric Multiprocessing Right for You? Symmetric multiprocessing (also known as SMP) makes it possible for a computer system to have more than one CPU sharing all system resources. This means that, unlike a uniprocessor system, an SMP system may actually have more than one process running at the same ti... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/4/html/introduction_to_system_administration/s4-bandwidth-processing-improve-capacity-smp |
Appendix D. Configuring a Host for PCI Passthrough | Appendix D. Configuring a Host for PCI Passthrough Note This is one in a series of topics that show how to set up and configure SR-IOV on Red Hat Virtualization. For more information, see Setting Up and Configuring SR-IOV Enabling PCI passthrough allows a virtual machine to use a host device as if the device were direc... | [
"vi /etc/default/grub GRUB_CMDLINE_LINUX=\"nofb splash=quiet console=tty0 ... intel_iommu=on",
"vi /etc/default/grub ... GRUB_CMDLINE_LINUX=\"nofb splash=quiet console=tty0 ... amd_iommu=on ...",
"vi /etc/modprobe.d options vfio_iommu_type1 allow_unsafe_interrupts=1",
"grub2-mkconfig -o /boot/grub2/grub.cfg",... | https://docs.redhat.com/en/documentation/red_hat_virtualization/4.4/html/installing_red_hat_virtualization_as_a_self-hosted_engine_using_the_command_line/configuring_a_host_for_pci_passthrough_migrate_dwh_db |
Chapter 12. Recovering from disaster | Chapter 12. Recovering from disaster This chapter explains how to restore your cluster to a working state after a disk or server failure. You must have configured disaster recovery options previously in order to use this chapter. See Configuring backup and recovery options for details. 12.1. Manually restoring data fro... | [
"gluster volume set <backup-vol> features.read-only off",
"This operation might be unrecoverable and destructive! Storage Domain(s) are already attached to a Data Center. Approving this operation might cause data corruption if both Data Centers are active.",
"curl -v -k -X GET -u \"admin@internal:password\" -H ... | https://docs.redhat.com/en/documentation/red_hat_hyperconverged_infrastructure_for_virtualization/1.8/html/maintaining_red_hat_hyperconverged_infrastructure_for_virtualization/maint-task-disaster-recovery |
Chapter 2. Using the Software Development Kit | Chapter 2. Using the Software Development Kit This chapter defines the modules and classes of the Ruby Software Development Kit and describes their usage. 2.1. Classes The OvirtSDK4 module contains the following software development kit classes: Connection The Connection class is the mechanism for connecting to the ser... | [
"vms_service = connection.system_service.vms_service"
] | https://docs.redhat.com/en/documentation/red_hat_virtualization/4.3/html/ruby_sdk_guide/chap-using_the_software_development_kit |
Deploying RHEL 9 on Microsoft Azure | Deploying RHEL 9 on Microsoft Azure Red Hat Enterprise Linux 9 Obtaining RHEL system images and creating RHEL instances on Azure Red Hat Customer Content Services | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/deploying_rhel_9_on_microsoft_azure/index |
Chapter 4. Troubleshooting the Block Storage backup service | Chapter 4. Troubleshooting the Block Storage backup service You can diagnose many issues by verifying that the Block Storage services are running correctly and then by examining the log files for error messages. 4.1. Verifying the Block Storage backup service deployment After a deployment or when troubleshooting issues... | [
"openstack volume service list +------------------+-------------------------+------+---------+-------+----------------------------+ | Binary | Host | Zone | Status | State | Updated At | +------------------+-------------------------+------+---------+-------+----------------------------+ | cinder-scheduler | control... | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.1/html/backing_up_block_storage_volumes/assembly_backup-troubleshooting |
Chapter 4. Updating Capsule Server | Chapter 4. Updating Capsule Server Update Capsule Servers to the minor version. Procedure Synchronize the satellite-capsule-6.15-for-rhel-8-x86_64-rpms repository in the Satellite Server. Publish and promote a new version of the content view with which the Capsule is registered. Ensure that the Satellite Maintenance re... | [
"subscription-manager repos --enable satellite-maintenance-6.15-for-rhel-8-x86_64-rpms",
"satellite-maintain upgrade list-versions",
"satellite-maintain upgrade check --target-version 6.15.z",
"satellite-maintain upgrade run --target-version 6.15.z",
"dnf needs-restarting --reboothint",
"reboot"
] | https://docs.redhat.com/en/documentation/red_hat_satellite/6.15/html/updating_red_hat_satellite/updating-smart-proxy_updating |
Chapter 3. Installing the Migration Toolkit for Containers | Chapter 3. Installing the Migration Toolkit for Containers You can install the Migration Toolkit for Containers (MTC) on OpenShift Container Platform 4. Note To install MTC on OpenShift Container Platform 3, see Installing the legacy Migration Toolkit for Containers Operator on OpenShift Container Platform 3 . By defau... | [
"podman login registry.redhat.io",
"cp USD(podman create registry.redhat.io/rhmtc/openshift-migration-legacy-rhel8-operator:v1.7):/operator.yml ./",
"cp USD(podman create registry.redhat.io/rhmtc/openshift-migration-legacy-rhel8-operator:v1.7):/controller.yml ./",
"oc run test --image registry.redhat.io/ubi9 ... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/migration_toolkit_for_containers/installing-mtc |
Installing on any platform | Installing on any platform OpenShift Container Platform 4.17 Installing OpenShift Container Platform on any platform Red Hat OpenShift Documentation Team | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.17/html/installing_on_any_platform/index |
Chapter 7. Using the Kafka Bridge with 3scale | Chapter 7. Using the Kafka Bridge with 3scale You can deploy and integrate Red Hat 3scale API Management with the AMQ Streams Kafka Bridge. Using an existing 3scale deployment? If you already have 3scale deployed to OpenShift and you wish to use it with the Kafka Bridge, ensure that you have the setup described in Depl... | [
"{ \"instance_id\": \"consumer-1\", \"base_uri\":\"http://my-bridge:8080/consumers/my-group/instances/consumer1\" }",
"{ \"instance_id\": \"consumer-1\", \"base_uri\":\"http://my-gateway:80/consumers/my-group/instances/consumer1\" }",
"new-project my-project --description=\" description \" --display-name=\" dis... | https://docs.redhat.com/en/documentation/red_hat_streams_for_apache_kafka/2.1/html/configuring_amq_streams_on_openshift/kafka-bridge-3-scale-str |
Chapter 3. Installing a cluster on Nutanix in a restricted network | Chapter 3. Installing a cluster on Nutanix in a restricted network In OpenShift Container Platform 4.14, you can install a cluster on Nutanix infrastructure in a restricted network by creating an internal mirror of the installation release content. 3.1. Prerequisites You have reviewed details about the OpenShift Contai... | [
"ssh-keygen -t ed25519 -N '' -f <path>/<file_name> 1",
"cat <path>/<file_name>.pub",
"cat ~/.ssh/id_ed25519.pub",
"eval \"USD(ssh-agent -s)\"",
"Agent pid 31874",
"ssh-add <path>/<file_name> 1",
"Identity added: /home/<you>/<path>/<file_name> (<computer_name>)",
"cp certs/lin/* /etc/pki/ca-trust/sourc... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.14/html/installing_on_nutanix/installing-restricted-networks-nutanix-installer-provisioned |
Chapter 8. Next steps | Chapter 8. steps The following sections might be useful after deploying a proof of concept version of Red Hat Quay. Many of these procedures can be used on a proof of concept deployment, offering insights to Red Hat Quay's features. Using Red Hat Quay . The content in this guide explains the following concepts: Adding ... | null | https://docs.redhat.com/en/documentation/red_hat_quay/3.13/html/proof_of_concept_-_deploying_red_hat_quay/poc-next-steps |
Chapter 9. Known issues | Chapter 9. Known issues This part describes known issues in Red Hat Enterprise Linux 8.10. 9.1. Installer and image creation During RHEL installation on IBM Z, udev does not assign predictable interface names to RoCE cards enumerated by FID If you start a RHEL 8.7 or later installation with the net.naming-scheme=rhel-8... | [
"%pre wipefs -a /dev/sda %end",
"The command 'mount --bind /mnt/sysimage/data /mnt/sysroot/data' exited with the code 32.",
"Warning: /boot//.vmlinuz-<kernel version>.x86_64.hmac does not exist FATAL: FIPS integrity test failed Refusing to continue",
"NONE:+VERS-ALL:-VERS-TLS1.3:+MAC-ALL:+DHE-RSA:+AES-256-GCM... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/8.10_release_notes/known-issues |
Chapter 1. About Red Hat OpenShift GitOps | Chapter 1. About Red Hat OpenShift GitOps Red Hat OpenShift GitOps is an Operator that uses Argo CD as the declarative GitOps engine. It enables GitOps workflows across multicluster OpenShift and Kubernetes infrastructure. Using Red Hat OpenShift GitOps, administrators can consistently configure and deploy Kubernetes-b... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.16/html/gitops/about-redhat-openshift-gitops |
31.2. Configuring Host-based Access Control in an IdM Domain | 31.2. Configuring Host-based Access Control in an IdM Domain To configure your domain for host-based access control: Create HBAC rules Test the new HBAC rules Disable the default allow_all HBAC rule Important Do not disable the allow_all rule before creating custom HBAC rules. If you do this, no users will be able to a... | [
"ipa hbacrule-add Rule name: rule_name --------------------------- Added HBAC rule \"rule_name\" --------------------------- Rule name: rule_name Enabled: TRUE",
"ipa hbacrule-add-user Rule name: rule_name [member user]: [member group]: group_name Rule name: rule_name Enabled: TRUE User Groups: group_name -------... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/linux_domain_identity_authentication_and_policy_guide/hbac-configure-domain |
Preface | Preface Red Hat OpenShift Data Foundation supports deployment on existing Red Hat OpenShift Service on AWS with hosted control planes. Note Only internal OpenShift Data Foundation clusters are supported on AWS. See Planning your deployment and Preparing to deploy OpenShift Data Foundation for more information about dep... | null | https://docs.redhat.com/en/documentation/red_hat_openshift_data_foundation/4.18/html/deploying_openshift_data_foundation_using_red_hat_openshift_service_on_aws_with_hosted_control_planes/preface-rosahcp |
function::usymline | function::usymline Name function::usymline - Return the line number of an address. Synopsis Arguments addr The address to translate. Description Returns the (approximate) line number of the given address, if known. If the line number cannot be found, the hex string representation of the address will be returned. | [
"usymline:string(addr:long)"
] | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/systemtap_tapset_reference/api-usymline |
13.2. Adding and Removing User or Host Groups | 13.2. Adding and Removing User or Host Groups To add a group, you can use: The web UI (see the section called "Web UI: Adding a User or Host Group" ) The command line (see the section called "Command Line: Adding a User or Host Group" ) IdM enables specifying a custom GID when creating a user group. If you do this, be ... | [
"kinit admin",
"ipa group-add group_name ----------------------- Added group \"group_name\" ------------------------",
"kinit admin",
"ipa group-del group_name -------------------------- Deleted group \"group_name\" --------------------------"
] | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/linux_domain_identity_authentication_and_policy_guide/user-groups-add |
10.5.32. TypesConfig | 10.5.32. TypesConfig TypesConfig names the file which sets the default list of MIME type mappings (file name extensions to content types). The default TypesConfig file is /etc/mime.types . Instead of editing /etc/mime.types , the recommended way to add MIME type mappings is to use the AddType directive. For more inform... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/4/html/reference_guide/s2-apache-typesconfig |
function::print_backtrace | function::print_backtrace Name function::print_backtrace - Print kernel stack back trace Synopsis Arguments None Description This function is equivalent to print_stack( backtrace ), except that deeper stack nesting may be supported. See print_ubacktrace for user-space backtrace. The function does not return a value. | [
"print_backtrace()"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/systemtap_tapset_reference/api-print-backtrace |
Chapter 2. CSIDriver [storage.k8s.io/v1] | Chapter 2. CSIDriver [storage.k8s.io/v1] Description CSIDriver captures information about a Container Storage Interface (CSI) volume driver deployed on the cluster. Kubernetes attach detach controller uses this object to determine whether attach is required. Kubelet uses this object to determine whether pod information... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.12/html/storage_apis/csidriver-storage-k8s-io-v1 |
Chapter 1. Preparing to deploy OpenShift Data Foundation | Chapter 1. Preparing to deploy OpenShift Data Foundation Deploying OpenShift Data Foundation on OpenShift Container Platform using dynamic storage devices provides you with the option to create internal cluster resources. This will result in the internal provisioning of the base services, which helps to make additional... | [
"vault secrets enable -path=odf kv",
"vault secrets enable -path=odf kv-v2",
"echo ' path \"odf/*\" { capabilities = [\"create\", \"read\", \"update\", \"delete\", \"list\"] } path \"sys/mounts\" { capabilities = [\"read\"] }'| vault policy write odf -",
"vault token create -policy=odf -format json"
] | https://docs.redhat.com/en/documentation/red_hat_openshift_data_foundation/4.9/html/deploying_and_managing_openshift_data_foundation_using_red_hat_openstack_platform/preparing_to_deploy_openshift_data_foundation |
Chapter 1. Introduction and planning an Instance HA deployment | Chapter 1. Introduction and planning an Instance HA deployment High availability for Compute instances (Instance HA) is a tool that you can use to evacuate instances from a failed Compute node and re-create the instances on a different Compute node. Instance HA works with shared storage or local storage environments, w... | [
"attrd_updater -n evacuate -A name=\"evacuate\" host=\" FAILEDHOST \" value=\"yes\""
] | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.0/html/high_availability_for_compute_instances/assembly_introduction-and-planning-an-instance-ha-deployment_rhosp |
Chapter 23. Boot Options | Chapter 23. Boot Options The Red Hat Enterprise Linux installation system includes a range of boot options for administrators, which modify the default behavior of the installation program by enabling (or disabling) certain functions. To use boot options, append them to the boot command line, as described in Section 23... | [
"inst.repo=cdrom",
"inst.stage2=host1/install.img inst.stage2=host2/install.img inst.stage2=host3/install.img",
"inst.dd=/dev/sdb1",
"inst.dd=hd: LABEL = DD :/dd.rpm",
"inst.ks=host1/ directory /ks.cfg inst.ks=host2/ directory /ks.cfg inst.ks=host3/ directory /ks.cfg",
"inst.ks=nfs: next-server :/ filenam... | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/installation_guide/chap-anaconda-boot-options |
Chapter 1. Introduction | Chapter 1. Introduction 1.1. About this release This release of Red Hat OpenStack Platform (RHOSP) is based on the OpenStack "Wallaby" release. It includes additional features, known issues, and resolved issues specific to RHOSP. Only changes specific to RHOSP are included in this document. The release notes for the Op... | null | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.1/html/release_notes/chap-introduction |
Chapter 3. Configuring the Collector | Chapter 3. Configuring the Collector 3.1. Configuring the Collector The Red Hat build of OpenTelemetry Operator uses a custom resource definition (CRD) file that defines the architecture and configuration settings to be used when creating and deploying the Red Hat build of OpenTelemetry resources. You can install the d... | [
"apiVersion: opentelemetry.io/v1beta1 kind: OpenTelemetryCollector metadata: name: cluster-collector namespace: tracing-system spec: mode: deployment observability: metrics: enableMetrics: true config: receivers: otlp: protocols: grpc: {} http: {} processors: {} exporters: otlp: endpoint: otel-collector-headless.tr... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.14/html/red_hat_build_of_opentelemetry/configuring-the-collector |
12.5. Samba Configuration | 12.5. Samba Configuration The Samba configuration file smb.conf is located at /etc/samba/smb.conf in this example. It contains the following parameters: This example exports a share with name csmb located at /mnt/gfs2/share . This is different from the GFS2 shared filesystem at /mnt/ctdb/.ctdb.lock that we specified as... | [
"[global] guest ok = yes clustering = yes netbios name = csmb-server [csmb] comment = Clustered Samba public = yes path = /mnt/gfs2/share writeable = yes ea support = yes"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/cluster_administration/s1-samba-configuration-CA |
Chapter 19. Configuring System Purpose using the subscription-manager command-line tool | Chapter 19. Configuring System Purpose using the subscription-manager command-line tool System purpose is a feature of the Red Hat Enterprise Linux installation to help RHEL customers get the benefit of our subscription experience and services offered in the Red Hat Hybrid Cloud Console, a dashboard-based, Software-as-... | [
"subscription-manager syspurpose role --set \"VALUE\"",
"subscription-manager syspurpose role --set \"Red Hat Enterprise Linux Server\"",
"subscription-manager syspurpose role --list",
"subscription-manager syspurpose role --unset",
"subscription-manager syspurpose service-level --set \"VALUE\"",
"subscri... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/interactively_installing_rhel_over_the_network/proc_configuring-system-purpose-using-the-subscription-manager-command-line-tool_rhel-installer |
Chapter 10. Cloning Subsystems | Chapter 10. Cloning Subsystems When a new subsystem instance is first configured, the Red Hat Certificate System allows subsystems to be cloned, or duplicated, for high availability of the Certificate System. The cloned instances run on different machines to avoid a single point of failure and their databases are synch... | [
"PKCS12Export -debug -d /var/lib/pki/ instance_name /alias -w p12pwd.txt -p internal.txt -o master.p12"
] | https://docs.redhat.com/en/documentation/red_hat_certificate_system/10/html/planning_installation_and_deployment_guide/Cloning_a_Subsystem |
Chapter 30. Kernel | Chapter 30. Kernel A fix of PT_NOTE entries that were previously corrupted during crashdump On some HP servers, a kernel crash could lead to the corruption of PT_NOTE entries because of a kernel code defect. As a consequence, the kernel crash dump utility failed to initialize. The provided patch aligns the allocation o... | [
"Could not create bug.<Fault 32000:\"The component value 'kabi-whitelists' is not active\">",
"Built 2 zonelists in Zone order, mobility grouping on. Total pages: 8126731 Policy zone: Normal",
"BUG: unable to handle kernel paging request at ffff88007b7eef70"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/7.3_release_notes/bug_fixes_kernel |
5.15. bind | 5.15. bind 5.15.1. RHBA-2012:1107 - bind bug fix update Updated bind packages that fix one bug are now available for Red Hat Enterprise Linux 6. BIND (Berkeley Internet Name Domain) is an implementation of the DNS (Domain Name System) protocols. BIND includes a DNS server (named), which resolves host names to IP addres... | [
"transfer of './IN': sending zone data: ran out of space",
"managed-keys-zone ./IN: Failed to create fetch for DNSKEY update"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/6.3_technical_notes/bind |
Preface | Preface Open Java Development Kit (OpenJDK) is a free and open source implementation of the Java Platform, Standard Edition (Java SE). The Red Hat build of OpenJDK is available in three versions: 8u, 11u, and 17u. Packages for the Red Hat build of OpenJDK are made available on Red Hat Enterprise Linux and Microsoft Win... | null | https://docs.redhat.com/en/documentation/red_hat_build_of_openjdk/17/html/release_notes_for_red_hat_build_of_openjdk_17.0.8/pr01 |
Chapter 23. OpenShiftAPIServer [operator.openshift.io/v1] | Chapter 23. OpenShiftAPIServer [operator.openshift.io/v1] Description OpenShiftAPIServer provides information to configure an operator to manage openshift-apiserver. Compatibility level 1: Stable within a major release for a minimum of 12 months or 3 minor releases (whichever is longer). Type object Required spec 23.1.... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/operator_apis/openshiftapiserver-operator-openshift-io-v1 |
Chapter 89. MyBatis | Chapter 89. MyBatis Since Camel 2.7 Both producer and consumer are supported The MyBatis component allows you to query, poll, insert, update and delete data in a relational database using MyBatis . 89.1. Dependencies When using mybatis with Red Hat build of Camel Spring Boot make sure to use the following Maven depende... | [
"<dependency> <groupId>org.apache.camel.springboot</groupId> <artifactId>camel-mybatis-starter</artifactId> </dependency>",
"mybatis:statementName[?options]",
"mybatis:statement",
"from(\"activemq:queue:newAccount\") .to(\"mybatis:insertAccount?statementType=Insert\");",
"<!-- Insert example, using the Acco... | https://docs.redhat.com/en/documentation/red_hat_build_of_apache_camel/4.0/html/red_hat_build_of_apache_camel_for_spring_boot_reference/csb-camel-mybatis-component |
Appendix B. Testing the Active-Passive Configuration | Appendix B. Testing the Active-Passive Configuration You must test your disaster recovery solution after configuring it. This section provides multiple options to test the active-passive disaster recovery configuration. Test failover while the primary site remains active and without interfering with virtual machines on... | [
"ansible-playbook playbook --tags \"fail_over\"",
"ansible-playbook playbook --tags \"fail_over\"",
"ansible-playbook playbook --tags \"clean_engine\"",
"ansible-playbook playbook --tags \"fail_back\"",
"ansible-playbook playbook --tags \"fail_over\"",
"ansible-playbook playbook --tags \"clean_engine\"",
... | https://docs.redhat.com/en/documentation/red_hat_virtualization/4.3/html/disaster_recovery_guide/testing_active_passive |
13.2.19. Domain Options: Using IP Addresses in Certificate Subject Names (LDAP Only) | 13.2.19. Domain Options: Using IP Addresses in Certificate Subject Names (LDAP Only) Using an IP address in the ldap_uri option instead of the server name may cause the TLS/SSL connection to fail. TLS/SSL certificates contain the server name, not the IP address. However, the subject alternative name field in the certif... | [
"openssl x509 -x509toreq -in old_cert.pem -out req.pem -signkey key.pem",
"openssl x509 -x509toreq -in old_cert.pem -out req.pem -signkey old_cert.pem",
"subjectAltName = IP:10.0.0.10",
"openssl x509 -req -in req.pem -out new_cert.pem -extfile ./openssl.cnf -extensions v3_ca -signkey old_cert.pem"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/deployment_guide/sssd-ldap-domain-ip |
Chapter 1. About Observability | Chapter 1. About Observability Red Hat OpenShift Observability provides real-time visibility, monitoring, and analysis of various system metrics, logs, traces, and events to help users quickly diagnose and troubleshoot issues before they impact systems or applications. To help ensure the reliability, performance, and s... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.12/html/observability_overview/observability-overview |
Chapter 10. Viewing and exporting logs | Chapter 10. Viewing and exporting logs Activity logs are gathered for all repositories and namespace in Quay.io. Viewing usage logs of Quay.io. can provide valuable insights and benefits for both operational and security purposes. Usage logs might reveal the following information: Resource Planning : Usage logs can pro... | null | https://docs.redhat.com/en/documentation/red_hat_quay/3/html/about_quay_io/use-quay-view-export-logs |
3.3. Kernel Address Space Randomization | 3.3. Kernel Address Space Randomization Red Hat Enterprise Linux 7.5 and later include the Kernel Address Space Randomization (KASLR) feature for KVM guest virtual machines. KASLR enables randomizing the physical and virtual address at which the kernel image is decompressed, and thus prevents guest security exploits ba... | [
"virt-edit -d guestname /etc/default/grub",
"GRUB_CMDLINE_LINUX=\"rd.lvm.lv=rhel/root rd.lvm.lv=rhel/swap rhgb quiet nokaslr\""
] | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/virtualization_security_guide/sect-virtualization_security_guide-guest_security-kaslr |
Chapter 2. Cluster Observability Operator overview | Chapter 2. Cluster Observability Operator overview The Cluster Observability Operator (COO) is an optional component of the OpenShift Container Platform designed for creating and managing highly customizable monitoring stacks. It enables cluster administrators to automate configuration and management of monitoring need... | [
"apiVersion: monitoring.rhobs/v1alpha1 kind: MonitoringStack metadata: labels: coo: example name: sample-monitoring-stack namespace: coo-demo spec: logLevel: debug retention: 1d resourceSelector: matchLabels: app: demo",
"oc -n coo-demo get Prometheus.monitoring.rhobs -oyaml --show-managed-fields",
"managedFiel... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/cluster_observability_operator/cluster-observability-operator-overview |
Chapter 1. Web Console Overview | Chapter 1. Web Console Overview The Red Hat Red Hat OpenShift Service on AWS web console provides a graphical user interface to visualize your project data and perform administrative, management, and troubleshooting tasks. The web console runs as pods on the control plane nodes in the openshift-console project. It is m... | null | https://docs.redhat.com/en/documentation/red_hat_openshift_service_on_aws/4/html/web_console/web-console-overview |
4.2. Installing Debuginfo Packages | 4.2. Installing Debuginfo Packages Red Hat Enterprise Linux also provides -debuginfo packages for all architecture-dependent RPMs included in the operating system. A packagename -debuginfo- version - release . architecture .rpm package contains detailed information about the relationship of the package source files and... | [
"gdb ls [...] Reading symbols from /bin/ls...(no debugging symbols found)...done. Missing separate debuginfos, use: debuginfo-install coreutils-8.4-16.el6.x86_64 (gdb) q",
"debuginfo-install packagename",
"eu-unstrip -n --core=./core.9814 0x400000+0x207000 2818b2009547f780a5639c904cded443e564973e@0x400284 /bin/... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/developer_guide/intro.debuginfo |
Chapter 2. Archive JFR recordings | Chapter 2. Archive JFR recordings You can archive active JFR recordings to avoid potential data loss from JFR recordings. You can download or upload the archived JFR recording, so that you can analyze the recording to suits your needs. You can find archived JFR recordings from the Archives menu in chronological order u... | null | https://docs.redhat.com/en/documentation/red_hat_build_of_cryostat/3/html/using_cryostat_to_manage_a_jfr_recording/assembly_archive-jfr-recordings_assembly_security-options |
Chapter 12. Configuring the node port service range | Chapter 12. Configuring the node port service range As a cluster administrator, you can expand the available node port range. If your cluster uses of a large number of node ports, you might need to increase the number of available ports. The default port range is 30000-32767 . You can never reduce the port range, even ... | [
"oc patch network.config.openshift.io cluster --type=merge -p '{ \"spec\": { \"serviceNodePortRange\": \"30000-<port>\" } }'",
"apiVersion: config.openshift.io/v1 kind: Network metadata: name: cluster spec: serviceNodePortRange: \"30000-<port>\"",
"network.config.openshift.io/cluster patched",
"oc get configm... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.14/html/networking/configuring-node-port-service-range |
Chapter 3. Advanced Topics | Chapter 3. Advanced Topics This chapter discusses advanced topics on packaging Software Collections. 3.1. Using Software Collections over NFS In some environments, the requirement is often to have a centralized model for how applications and tools are distributed rather than allowing users to install the application or... | [
"%global nfsmountable 1 %scl_package %scl",
"rpmbuild -ba software_collection.spec --define 'scl software_collection' USD rpm -qlp software_collection-runtime-1-1.el6.x86_64 /etc/opt/provider/software_collection /etc/opt/provider/software_collection/X11 /etc/opt/provider/software_collection/X11/applnk /etc/opt/pr... | https://docs.redhat.com/en/documentation/red_hat_software_collections/3/html/packaging_guide/chap-Advanced_Topics |
Chapter 72. server | Chapter 72. server This chapter describes the commands under the server command. 72.1. server add fixed ip Add fixed IP address to server Usage: Table 72.1. Positional arguments Value Summary <server> Server to receive the fixed ip address (name or id) <network> Network to allocate the fixed ip address from (name or ID... | [
"openstack server add fixed ip [-h] [--fixed-ip-address <ip-address>] [--tag <tag>] <server> <network>",
"openstack server add floating ip [-h] [--fixed-ip-address <ip-address>] <server> <ip-address>",
"openstack server add network [-h] [--tag <tag>] <server> <network>",
"openstack server add port [-h] [--tag... | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.0/html/command_line_interface_reference/server |
Providing feedback on Red Hat documentation | Providing feedback on Red Hat documentation If you have a suggestion to improve this documentation, or find an error, you can contact technical support at https://access.redhat.com to open a request. | null | https://docs.redhat.com/en/documentation/red_hat_ansible_automation_platform/2.4/html/red_hat_ansible_automation_platform_performance_considerations_for_operator_based_installations/providing-feedback |
Chapter 8. Changing the insights-client schedule | Chapter 8. Changing the insights-client schedule You can disable, enable, and modify the schedule that controls when the Insights client runs. By default, the Insights client runs every 24 hours. The timers in the default schedules vary so that all systems do not run the client at the same time. 8.1. Disabling the Insi... | [
"insights-client --version Client: 3.0.6-0 Core: 3.0.121-1",
"insights-client --disable-schedule",
"insights-client --version Client: 3.0.6-0 Core: 3.0.121-1",
"insights-client --enable-schedule",
"systemctl edit insights-client.timer",
"[Timer] OnCalendar=daily RandomizedDelaySec=14400",
"insights-clie... | https://docs.redhat.com/en/documentation/red_hat_insights/1-latest/html/client_configuration_guide_for_red_hat_insights_with_fedramp/assembly-client-changing-schedule |
18.2.2. Installation Phase 1 | 18.2.2. Installation Phase 1 After the kernel boot, you will configure one network device. This network device is needed to complete the installation. The interface you will use in installation phase 1 is the linuxrc interface, which is line-mode and text-based. (Refer to Chapter 21, Installation Phase 1: Configuring a... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/installation_guide/installation_procedure_overview-s390-phase-1 |
13.2.5. Configuring Services: NSS | 13.2.5. Configuring Services: NSS SSSD provides an NSS module, sssd_nss , which instructs the system to use SSSD to retrieve user information. The NSS configuration must include a reference to the SSSD module, and then the SSSD configuration sets how SSSD interacts with NSS. About NSS Service Maps and SSSD The Name Ser... | [
"~]# authconfig --enablesssd --update",
"passwd: files sss shadow: files sss group: files sss netgroup: files sss",
"~]# vim /etc/nsswitch.conf services: file sss",
"~]# vim /etc/sssd/sssd.conf",
"[sssd] config_file_version = 2 reconnection_retries = 3 sbus_timeout = 30 services = nss , pam",
"[nss] filte... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/deployment_guide/configuration_options-nss_configuration_options |
Chapter 10. Connecting to an instance | Chapter 10. Connecting to an instance You can access an instance from a location external to the cloud by using a remote shell such as SSH or WinRM, when you have allowed the protocol in the instance security group rules. You can also connect directly to the console of an instance, so that you can debug even if the net... | [
"openstack console url show <vm_name> +-------+------------------------------------------------------+ | Field | Value | +-------+------------------------------------------------------+ | type | novnc | | url | http://172.25.250.50:6080/vnc_auto.html?token= | | | 962dfd71-f047-43d3-89a5-13cb88261eb9 | +-------+----... | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.0/html/creating_and_managing_instances/assembly_connecting-to-an-instance_instances |
Chapter 6. Network connections | Chapter 6. Network connections 6.1. Connection URLs Connection URLs encode the information used to establish new connections. Connection URL syntax Scheme - The connection transport, either amqp for unencrypted TCP or amqps for TCP with SSL/TLS encryption. Host - The remote network host. The value can be a hostname or ... | [
"scheme://host[:port]",
"amqps://example.com amqps://example.net:56720 amqp://127.0.0.1 amqp://[::1]:2000",
"class example_handler : public proton::messaging_handler { void on_container_start(proton::container& cont) override { cont.connect(\"amqp://example.com\"); } void on_connection_open(proton::connection& ... | https://docs.redhat.com/en/documentation/red_hat_amq/2021.q3/html/using_the_amq_cpp_client/network_connections |
Chapter 12. Setting container network modes | Chapter 12. Setting container network modes The chapter provides information about how to set different network modes. 12.1. Running containers with a static IP The podman run command with the --ip option sets the container network interface to a particular IP address (for example, 10.88.0.44). To verify that you set t... | [
"podman run -d --name=myubi --ip=10.88.0.44 registry.access.redhat.com/ubi8/ubi efde5f0a8c723f70dd5cb5dc3d5039df3b962fae65575b08662e0d5b5f9fbe85",
"podman inspect --format='{{.NetworkSettings.IPAddress}}' myubi 10.88.0.44",
"systemctl enable --now netavark-dhcp-proxy.socket Created symlink /etc/systemd/system/s... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/building_running_and_managing_containers/assembly_setting-container-network-modes_building-running-and-managing-containers |
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