title stringlengths 4 168 | content stringlengths 7 1.74M | commands listlengths 1 5.62k ⌀ | url stringlengths 79 342 |
|---|---|---|---|
B.5. Add a Certificate to a Truststore Using Keytool | B.5. Add a Certificate to a Truststore Using Keytool Procedure B.3. Add a Certificate to a Truststore Using Keytool Run the keytool -import -alias ALIAS -file public.cert -storetype TYPE -keystore server.truststore command: If the specified truststore already exists, enter the existing password for that truststore, oth... | [
"keytool -import -alias teiid -file public.cert -storetype JKS -keystore server.truststore",
"Enter keystore password: <password>",
"Owner: CN=<user's name>, OU=<dept name>, O=<company name>, L=<city>, ST=<state>, C=<country> Issuer: CN=<user's name>, OU=<dept name>, O=<company name>, L=<city>, ST=<state>, C=<c... | https://docs.redhat.com/en/documentation/red_hat_jboss_data_virtualization/6.4/html/development_guide_volume_1_client_development/add_a_certificate_to_a_truststore_using_keytool1 |
Chapter 23. Diagnosing virtual machine problems | Chapter 23. Diagnosing virtual machine problems When working with virtual machines (VMs), you may encounter problems with varying levels of severity. Some problems may have a quick and easy fix, while for others, you may have to capture VM-related data and logs to report or diagnose the problems. The following sections... | [
"log_filters=\"3:remote 4:event 3:util.json 3:rpc\" log_outputs=\"1:file:/var/log/libvirt/libvirt.log\"",
"systemctl restart virtqemud.service",
"virt-admin -c virtqemud:///system daemon-log-filters >> virt-filters-backup",
"virt-admin -c virtqemud:///system daemon-log-filters \"3:remote 4:event 3:util.json 3... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/configuring_and_managing_virtualization/diagnosing-virtual-machine-problems_configuring-and-managing-virtualization |
Chapter 8. Deploying on OpenStack with rootVolume and etcd on local disk | Chapter 8. Deploying on OpenStack with rootVolume and etcd on local disk Important Deploying on Red Hat OpenStack Platform (RHOSP) with rootVolume and etcd on local disk is a Technology Preview feature only. Technology Preview features are not supported with Red Hat production service level agreements (SLAs) and might ... | [
"openstack flavor create --<ram 16384> --<disk 0> --ephemeral 10 --vcpus 4 <flavor_name>",
"controlPlane: name: master platform: openstack: type: USD{CONTROL_PLANE_FLAVOR} rootVolume: size: 25 types: - USD{CINDER_TYPE} replicas: 3",
"openshift-install create cluster --dir <installation_directory> 1",
"oc wait... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.15/html/installing_on_openstack/deploying-openstack-on-local-disk |
Chapter 8. Network requirements | Chapter 8. Network requirements OpenShift Data Foundation requires that at least one network interface that is used for the cluster network to be capable of at least 10 gigabit network speeds. This section further covers different network considerations for planning deployments. 8.1. IPv6 support Red Hat OpenShift Data... | null | https://docs.redhat.com/en/documentation/red_hat_openshift_data_foundation/4.15/html/planning_your_deployment/network-requirements_rhodf |
Builds using BuildConfig | Builds using BuildConfig OpenShift Container Platform 4.16 Builds Red Hat OpenShift Documentation Team | [
"kind: BuildConfig apiVersion: build.openshift.io/v1 metadata: name: \"ruby-sample-build\" 1 spec: runPolicy: \"Serial\" 2 triggers: 3 - type: \"GitHub\" github: secret: \"secret101\" - type: \"Generic\" generic: secret: \"secret101\" - type: \"ImageChange\" source: 4 git: uri: \"https://github.com/openshift/ruby-h... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.16/html-single/builds_using_buildconfig/index |
Chapter 1. The Linux kernel | Chapter 1. The Linux kernel Learn about the Linux kernel and the Linux kernel RPM package provided and maintained by Red Hat (Red Hat kernel). Keep the Red Hat kernel updated, which ensures the operating system has all the latest bug fixes, performance enhancements, and patches, and is compatible with new hardware. 1.1... | [
"yum repoquery <package_name>",
"yum repoquery -l <package_name>",
"yum install kernel- {version}",
"yum update kernel",
"grubby --set-default USDkernel_path",
"grubby --info ALL | grep id grubby --set-default /boot/vmlinuz-<version>.<architecture>",
"grub2-reboot <index|title|id>"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/managing_monitoring_and_updating_the_kernel/assembly_the-linux-kernel_managing-monitoring-and-updating-the-kernel |
11.6. Preparing and Adding Red Hat Gluster Storage | 11.6. Preparing and Adding Red Hat Gluster Storage 11.6.1. Preparing Red Hat Gluster Storage For information on setting up and configuring Red Hat Gluster Storage, see the Red Hat Gluster Storage Installation Guide . For the Red Hat Gluster Storage versions that are supported with Red Hat Virtualization, see https://ac... | null | https://docs.redhat.com/en/documentation/red_hat_virtualization/4.3/html/administration_guide/adding_red_hat_gluster_storage |
29.2.3. Separating Kernel and User-space Profiles | 29.2.3. Separating Kernel and User-space Profiles By default, kernel mode and user mode information is gathered for each event. To configure OProfile to ignore events in kernel mode for a specific counter, execute the following command: Execute the following command to start profiling kernel mode for the counter again:... | [
"~]# opcontrol --event= event-name : sample-rate : unit-mask :0",
"~]# opcontrol --event= event-name : sample-rate : unit-mask :1",
"~]# opcontrol --event= event-name : sample-rate : unit-mask : kernel :0",
"~]# opcontrol --event= event-name : sample-rate : unit-mask : kernel :1",
"~]# opcontrol --separate=... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/deployment_guide/s2-oprofile-starting-separate |
4.8. VSS Transaction Flow | 4.8. VSS Transaction Flow In processing a backup, the requester and the writers coordinate to do several things: to provide a stable system image from which to back up data (the shadow copied volume), to group files together on the basis of their usage, and to store information on the saved data. This must all be done ... | [
"C:\\Users\\Administrator>vssadmin list providers vssadmin 1.1 - Volume Shadow Copy Service administrative command-line tool (C) Copyright 2001-2005 Microsoft Corp. Provider name: 'QEMU Guest Agent VSS Provider' Provider type: Software Provider Id: {3629d4ed-ee09-4e0e-9a5c-6d8ba2872aef} Version: 0.12.1"
] | https://docs.redhat.com/en/documentation/red_hat_virtualization/4.3/html/version_3_rest_api_guide/vss_transaction_flow |
Chapter 38. help.adoc | Chapter 38. help.adoc This chapter describes the commands under the help.adoc command. 38.1. help print detailed help for another command Usage: Table 38.1. Positional arguments Value Summary cmd Name of the command Table 38.2. Command arguments Value Summary -h, --help Show this help message and exit | [
"openstack help [-h] [cmd ...]"
] | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.0/html/command_line_interface_reference/help_adoc |
Chapter 1. Overview of AMQ Streams | Chapter 1. Overview of AMQ Streams Red Hat AMQ Streams is a massively-scalable, distributed, and high-performance data streaming platform based on the Apache ZooKeeper and Apache Kafka projects. The main components comprise: Kafka Broker Messaging broker responsible for delivering records from producing clients to cons... | [
"bin/kafka-console-consumer.sh --bootstrap-server <bootstrap_address> --topic <topic_name> --from-beginning"
] | https://docs.redhat.com/en/documentation/red_hat_streams_for_apache_kafka/2.1/html/using_amq_streams_on_rhel/overview-str |
Chapter 13. Node maintenance | Chapter 13. Node maintenance 13.1. About node maintenance 13.1.1. About node maintenance mode Nodes can be placed into maintenance mode using the oc adm utility, or using NodeMaintenance custom resources (CRs). Note The node-maintenance-operator (NMO) is no longer shipped with OpenShift Virtualization. It is now availa... | [
"\"486\" Conroe athlon core2duo coreduo kvm32 kvm64 n270 pentium pentium2 pentium3 pentiumpro phenom qemu32 qemu64",
"apic clflush cmov cx16 cx8 de fpu fxsr lahf_lm lm mca mce mmx msr mtrr nx pae pat pge pni pse pse36 sep sse sse2 sse4.1 ssse3 syscall tsc",
"aes apic avx avx2 bmi1 bmi2 clflush cmov cx16 cx8 de ... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.12/html/virtualization/node-maintenance |
Chapter 13. Understanding and managing pod security admission | Chapter 13. Understanding and managing pod security admission Pod security admission is an implementation of the Kubernetes pod security standards . Use pod security admission to restrict the behavior of pods. 13.1. About pod security admission Red Hat OpenShift Service on AWS includes Kubernetes pod security admission... | [
"oc label namespace <namespace> security.openshift.io/scc.podSecurityLabelSync=false",
"oc label namespace <namespace> security.openshift.io/scc.podSecurityLabelSync=true",
"oc label namespace <namespace> \\ 1 pod-security.kubernetes.io/<mode>=<profile> \\ 2 --overwrite"
] | https://docs.redhat.com/en/documentation/red_hat_openshift_service_on_aws/4/html/authentication_and_authorization/understanding-and-managing-pod-security-admission |
Chapter 5. Troubleshooting Ceph OSDs | Chapter 5. Troubleshooting Ceph OSDs This chapter contains information on how to fix the most common errors related to Ceph OSDs. Prerequisites Verify your network connection. See Troubleshooting networking issues for details. Verify that Monitors have a quorum by using the ceph health command. If the command returns a... | [
"HEALTH_ERR 1 full osds osd.3 is full at 95%",
"ceph df",
"health: HEALTH_WARN 3 backfillfull osd(s) Low space hindering backfill (add storage if this doesn't resolve itself): 32 pgs backfill_toofull",
"ceph df",
"ceph osd set-backfillfull-ratio VALUE",
"ceph osd set-backfillfull-ratio 0.92",
"HEALTH_WA... | https://docs.redhat.com/en/documentation/red_hat_ceph_storage/8/html/troubleshooting_guide/troubleshooting-ceph-osds |
4.2.5. Off-Line Backup Storage | 4.2.5. Off-Line Backup Storage Off-line backup storage takes a step beyond hard drive storage in terms of capacity (higher) and speed (slower). Here, capacities are effectively limited only by your ability to procure and store the removable media. The actual technologies used in these devices varies widely. Here are th... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/4/html/introduction_to_system_administration/s2-memory-backup |
Chapter 4. Revoking two-factor authentication when your authenticator device is lost | Chapter 4. Revoking two-factor authentication when your authenticator device is lost You can revoke the two-factor authentication protection on your Red Hat account when your authenticator device is lost and you have no recovery codes available, or when you have no other way to log in to your account with two-factor au... | null | https://docs.redhat.com/en/documentation/red_hat_customer_portal/1/html/using_two-factor_authentication/proc-ciam-2fa-revoke_two-factor-authentication |
Chapter 2. Instance boot source | Chapter 2. Instance boot source The boot source for an instance can be an image or a bootable volume. The instance disk of an instance that you boot from an image is controlled by the Compute service and deleted when the instance is deleted. The instance disk of an instance that you boot from a volume is controlled by ... | null | https://docs.redhat.com/en/documentation/red_hat_openstack_services_on_openshift/18.0/html/creating_and_managing_instances/con_instance-boot-source_osp |
Preface | Preface Note You cannot apply a role-based access control (RBAC)-shared security group directly to an instance during instance creation. To apply an RBAC-shared security group to an instance you must first create the port, apply the shared security group to that port, and then assign that port to the instance. See Addi... | null | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.0/html/users_and_identity_management_guide/pr01 |
Chapter 13. Azure Storage Blob Service | Chapter 13. Azure Storage Blob Service Both producer and consumer are supported The Azure Storage Blob component is used for storing and retrieving blobs from Azure Storage Blob Service using Azure APIs v12 . However in case of versions above v12, we will see if this component can adopt these changes depending on how m... | [
"<dependency> <groupId>org.apache.camel.springboot</groupId> <artifactId>camel-azure-storage-blob-starter</artifactId> </dependency>",
"azure-storage-blob://accountName[/containerName][?options]",
"azure-storage-blob:accountName/containerName",
"from(\"azure-storage-blob://camelazure/container1?blobName=hello... | https://docs.redhat.com/en/documentation/red_hat_build_of_apache_camel/4.4/html/red_hat_build_of_apache_camel_for_spring_boot_reference/csb-camel-azure-storage-blob-component-starter |
Chapter 37. MetadataTemplate schema reference | Chapter 37. MetadataTemplate schema reference Used in: BuildConfigTemplate , DeploymentTemplate , InternalServiceTemplate , PodDisruptionBudgetTemplate , PodTemplate , ResourceTemplate , StatefulSetTemplate Full list of MetadataTemplate schema properties Labels and Annotations are used to identify and organize resource... | [
"template: pod: metadata: labels: label1: value1 label2: value2 annotations: annotation1: value1 annotation2: value2"
] | https://docs.redhat.com/en/documentation/red_hat_streams_for_apache_kafka/2.5/html/amq_streams_api_reference/type-MetadataTemplate-reference |
Chapter 23. Configuring the cluster-wide proxy | Chapter 23. Configuring the cluster-wide proxy Production environments can deny direct access to the internet and instead have an HTTP or HTTPS proxy available. You can configure OpenShift Container Platform to use a proxy by modifying the Proxy object for existing clusters or by configuring the proxy settings in the i... | [
"apiVersion: config.openshift.io/v1 kind: Proxy metadata: name: cluster spec: trustedCA: name: \"\" status:",
"apiVersion: v1 data: ca-bundle.crt: | 1 <MY_PEM_ENCODED_CERTS> 2 kind: ConfigMap metadata: name: user-ca-bundle 3 namespace: openshift-config 4",
"oc create -f user-ca-bundle.yaml",
"oc edit proxy/cl... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.10/html/networking/enable-cluster-wide-proxy |
8.127. libvpd | 8.127. libvpd 8.127.1. RHEA-2014:1429 - libvpd enhancement update Updated libvpd packages that add various enhancements are now available for Red Hat Enterprise Linux 6. The libvpd packages contain the classes that are used to access Vital Product Data (VPD) created by vpdupdate in the lsvpd package. Note The libvpd pa... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/6.6_technical_notes/libvpd |
12.4. Disabling and Re-enabling Host Entries | 12.4. Disabling and Re-enabling Host Entries Active hosts can be accessed by other services, hosts, and users within the domain. There can be situations when it is necessary to remove a host from activity. However, deleting a host removes the entry and all the associated configuration, and it removes it permanently. 12... | [
"[jsmith@ipaserver ~]USD kinit admin [jsmith@ipaserver ~]USD ipa host-disable server.example.com",
"ipa-getkeytab -s server.example.com -p host/client.example.com -k /etc/krb5.keytab -D \"cn=directory manager\" -w password"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/linux_domain_identity_authentication_and_policy_guide/host-disable |
Chapter 29. Clusters Overview | Chapter 29. Clusters Overview JBoss EAP messaging clusters allow groups of JBoss EAP messaging servers to be grouped together in order to share message processing load. Each active node in the cluster is an active JBoss EAP messaging server which manages its own messages and handles its own connections. Warning A mixed... | [
"<subsystem xmlns=\"urn:jboss:domain:messaging-activemq:4.0\"> <server name=\"default\"> <broadcast-group name=\"my-broadcast-group\" connectors=\"http-connector\" socket-binding=\"messaging-group\"/> </server> </subsystem> <socket-binding-group name=\"standard-sockets\" default-interface=\"public\" port-offset=\"U... | https://docs.redhat.com/en/documentation/red_hat_jboss_enterprise_application_platform/7.4/html/configuring_messaging/clusters_overview |
Chapter 6. Updating a cluster in a disconnected environment | Chapter 6. Updating a cluster in a disconnected environment 6.1. About cluster updates in a disconnected environment A disconnected environment is one in which your cluster nodes cannot access the internet or where you want to manage update recommendations and release images locally for policy or performance purposes. ... | [
"tar xvf <file>",
"echo USDPATH",
"oc <command>",
"C:\\> path",
"C:\\> oc <command>",
"echo USDPATH",
"oc <command>",
"cat ./pull-secret | jq . > <path>/<pull_secret_file_in_json> 1",
"{ \"auths\": { \"cloud.openshift.com\": { \"auth\": \"b3BlbnNo...\", \"email\": \"you@example.com\" }, \"quay.io\":... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.17/html/disconnected_environments/updating-a-cluster-in-a-disconnected-environment |
14.2.2. Adding Unallocated Volumes to a Volume Group | 14.2.2. Adding Unallocated Volumes to a Volume Group Once initialized, a volume will be listed in the 'Unallocated Volumes' list. The figure below illustrates an unallocated partition (Partition 3). The respective buttons at the bottom of the window allow you to: create a new volume group, add the unallocated volume to... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/storage_administration_guide/s1-system-config-lvm-add-unallocated |
8. Security | 8. Security 8.1. Technology Previews OpenSCAP OpenSCAP is a set of open source libraries that support the Security Content Automation Protocol (SCAP) standards from the National Institute of Standards and Technology (NIST). OpenSCAP supports the SCAP components: Common Vulnerabilities and Exposures (CVE) Common Platfor... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/6.0_technical_notes/ar01s08 |
Appendix J. BlueStore configuration options | Appendix J. BlueStore configuration options The following are Ceph BlueStore configuration options that can be configured during deployment. Note This list is not complete. rocksdb_cache_size Description The size of the RocksDB cache in MB. Type 32-bit Integer Default 512 | null | https://docs.redhat.com/en/documentation/red_hat_ceph_storage/4/html/configuration_guide/bluestore-configuration-options_conf |
6.11. Affinity Groups | 6.11. Affinity Groups Affinity groups help you determine where selected virtual machines run in relation to each other and specified hosts. This capability helps manage workload scenarios such as licensing requirements, high-availability workloads, and disaster recovery. The VM Affinity Rule When you create an affinity... | null | https://docs.redhat.com/en/documentation/red_hat_virtualization/4.3/html/virtual_machine_management_guide/sect-Affinity_Groups |
probe::ioscheduler_trace.elv_completed_request | probe::ioscheduler_trace.elv_completed_request Name probe::ioscheduler_trace.elv_completed_request - Fires when a request is Synopsis ioscheduler_trace.elv_completed_request Values elevator_name The type of I/O elevator currently enabled. rq Address of request. name Name of the probe point rq_flags Request flags. disk_... | null | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/systemtap_tapset_reference/api-ioscheduler-trace-elv-completed-request |
Updating OpenShift Data Foundation | Updating OpenShift Data Foundation Red Hat OpenShift Data Foundation 4.14 Instructions for cluster and storage administrators regarding upgrading Red Hat Storage Documentation Team Abstract This document explains how to update versions of Red Hat OpenShift Data Foundation. | null | https://docs.redhat.com/en/documentation/red_hat_openshift_data_foundation/4.14/html/updating_openshift_data_foundation/index |
22.4. Understanding the Drift File | 22.4. Understanding the Drift File The drift file is used to store the frequency offset between the system clock running at its nominal frequency and the frequency required to remain in synchronization with UTC. If present, the value contained in the drift file is read at system start and used to correct the clock sour... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/deployment_guide/s1-Understanding_the_Drift_File |
Chapter 21. Supportability and Maintenance | Chapter 21. Supportability and Maintenance ABRT 2.1 Red Hat Enterprise Linux 7 includes the Automatic Bug Reporting Tool ( ABRT ) 2.1, which features an improved user interface and the ability to send mReports , lightweight anonymous problem reports suitable for machine processing, such as gathering crash statistics. T... | [
"~]# yum install abrt-desktop",
"~]# yum install abrt-cli",
"~]USD systemctl is-active abrtd.service active",
"~]# abrt-auto-reporting enabled"
] | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/7.0_release_notes/chap-red_hat_enterprise_linux-7.0_release_notes-supportability_and_maintenance |
Chapter 3. ProjectRequest [project.openshift.io/v1] | Chapter 3. ProjectRequest [project.openshift.io/v1] Description ProjectRequest is the set of options necessary to fully qualify a project request Compatibility level 1: Stable within a major release for a minimum of 12 months or 3 minor releases (whichever is longer). Type object 3.1. Specification Property Type Descri... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/project_apis/projectrequest-project-openshift-io-v1 |
Chapter 17. Storage | Chapter 17. Storage Support added in LVM for RAID level takeover LVM now provides full support for RAID takeover, previously available as a Technology Preview, which allows users to convert a RAID logical volume from one RAID level to another. This release expands the number of RAID takeover combinations. Support for s... | null | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/7.4_release_notes/new_features_storage |
Chapter 3. Known Issues | Chapter 3. Known Issues This section documents unexpected behavior known to affect Red Hat Hyperconverged Infrastructure for Virtualization (RHHI for Virtualization). BZ#1851114 - Error message device path is not a valid name for this device is shown When logical volume (LV) name exceeds 55 characters which is a limita... | [
"vgrename gluster_vg_<WWID> gluster_vg_<last-4-digit-WWID>",
"lvrename gluster_vg_<last-4-digit-WWID> gluster_thinpool_gluster_vg_<WWID> gluster_thinpool_gluster_vg_<last-4-digit-WWID>",
"grep vg /etc/ansible/hc_wizard_inventory.yml",
"sed -i 's/<WWID>/<last-4-digit-WWID>/g' /etc/ansible/hc_wizard_inventory.y... | https://docs.redhat.com/en/documentation/red_hat_hyperconverged_infrastructure_for_virtualization/1.8/html/1.8_release_notes/known-issues-180 |
Chapter 1. Release notes for the Red Hat build of OpenTelemetry | Chapter 1. Release notes for the Red Hat build of OpenTelemetry 1.1. Red Hat build of OpenTelemetry overview Red Hat build of OpenTelemetry is based on the open source OpenTelemetry project , which aims to provide unified, standardized, and vendor-neutral telemetry data collection for cloud-native software. Red Hat bui... | [
"apiVersion: monitoring.coreos.com/v1 kind: ServiceMonitor metadata: name: opentelemetry-operator-controller-manager-metrics-service namespace: openshift-opentelemetry-operator spec: endpoints: - bearerTokenFile: /var/run/secrets/kubernetes.io/serviceaccount/token path: /metrics port: https scheme: https tlsConfig:... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.12/html/red_hat_build_of_opentelemetry/otel_rn |
Chapter 4. Build [config.openshift.io/v1] | Chapter 4. Build [config.openshift.io/v1] Description Build configures the behavior of OpenShift builds for the entire cluster. This includes default settings that can be overridden in BuildConfig objects, and overrides which are applied to all builds. The canonical name is "cluster" Compatibility level 1: Stable withi... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.12/html/config_apis/build-config-openshift-io-v1 |
Chapter 28. Process instance management | Chapter 28. Process instance management To view process instances, in Business Central click Menu Manage Process Instances . + NOTE: Each row in the Manage Process Instances list represents a process instance from a particular process definition. Each instance has its own internal state of the information that the proc... | null | https://docs.redhat.com/en/documentation/red_hat_process_automation_manager/7.13/html/developing_process_services_in_red_hat_process_automation_manager/process-instance-details-con-managing-and-monitoring-processes |
B.58. nss_db | B.58. nss_db B.58.1. RHBA-2011:0941 - nss_db bug fix update An updated nss_db package that fixes a bug is now available for Red Hat Enterprise Linux 6 Extended Update Support. The nss_db package contains a set of C library extensions which allow Berkeley Databases to be used as a primary source of aliases, groups, host... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/6.0_technical_notes/nss_db |
Chapter 23. Using availability zones to make network resources highly available | Chapter 23. Using availability zones to make network resources highly available Starting with version 16.2, Red Hat OpenStack Platform (RHOSP) supports RHOSP Networking service (neutron) availability zones (AZs). AZs enable you to make your RHOSP network resources highly available. You can group network nodes that are ... | [
"source ~/stackrc",
"vi /home/stack/templates/my-neutron-environment.yaml",
"parameter_defaults: NeutronDefaultAvailabilityZones: 'az-central,az-datacenter2,az-datacenter1'",
"parameter_defaults: NeutronDefaultAvailabilityZones: 'az-central,az-datacenter2,az-datacenter1' NeutronL3AgentAvailabilityZone: 'az-ce... | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.1/html/configuring_red_hat_openstack_platform_networking/use-azs-make-network-nodes-ha_rhosp-network |
Chapter 375. XMPP Component | Chapter 375. XMPP Component Available as of Camel version 1.0 The xmpp: component implements an XMPP (Jabber) transport. Maven users will need to add the following dependency to their pom.xml for this component: <dependency> <groupId>org.apache.camel</groupId> <artifactId>camel-xmpp</artifactId> <version>x.x.x</version... | [
"<dependency> <groupId>org.apache.camel</groupId> <artifactId>camel-xmpp</artifactId> <version>x.x.x</version> <!-- use the same version as your Camel core version --> </dependency>",
"xmpp://[login@]hostname[:port][/participant][?Options]",
"xmpp:host:port/participant",
"xmpp://superman@jabber.org/?room=kryp... | https://docs.redhat.com/en/documentation/red_hat_fuse/7.13/html/apache_camel_component_reference/xmpp-component |
2.4. What to Monitor? | 2.4. What to Monitor? As stated earlier, the resources present in every system are CPU power, bandwidth, memory, and storage. At first glance, it would seem that monitoring would need only consist of examining these four different things. Unfortunately, it is not that simple. For example, consider a disk drive. What th... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/4/html/introduction_to_system_administration/s1-resource-what-to-monitor |
Chapter 7. User Storage SPI | Chapter 7. User Storage SPI You can use the User Storage SPI to write extensions to Red Hat Single Sign-On to connect to external user databases and credential stores. The built-in LDAP and ActiveDirectory support is an implementation of this SPI in action. Out of the box, Red Hat Single Sign-On uses its local database... | [
"package org.keycloak.storage; public interface UserStorageProvider extends Provider { /** * Callback when a realm is removed. Implement this if, for example, you want to do some * cleanup in your user storage when a realm is removed * * @param realm */ default void preRemove(RealmModel realm) { } /** * Callback wh... | https://docs.redhat.com/en/documentation/red_hat_single_sign-on/7.4/html/server_developer_guide/user-storage-spi |
Chapter 10. Troubleshooting common installation problems | Chapter 10. Troubleshooting common installation problems If you are experiencing difficulties installing the Red Hat OpenShift AI Add-on, read this section to understand what could be causing the problem and how to resolve it. If the problem is not included here or in the release notes, contact Red Hat Support . When o... | null | https://docs.redhat.com/en/documentation/red_hat_openshift_ai_cloud_service/1/html/installing_and_uninstalling_openshift_ai_cloud_service/troubleshooting-common-installation-problems_install |
Chapter 2. Onboarding certification partners | Chapter 2. Onboarding certification partners Use the Red Hat Partner Connect Portal to create a new account if you are a new partner, or use your existing Red Hat account if you are a current partner to onboard with Red Hat for certifying your products. 2.1. Onboarding existing certification partners As an existing par... | null | https://docs.redhat.com/en/documentation/red_hat_software_certification/2025/html/red_hat_software_certification_workflow_guide/assembly_onboarding-certification-partners_openshift-sw-cert-workflow-introduction-to-redhat-openshift-operator-certification |
Chapter 1. Overview | Chapter 1. Overview Red Hat OpenShift Data Foundation is software-defined storage that is optimized for container environments. It runs as an operator on OpenShift Container Platform to provide highly integrated and simplified persistent storage management for containers. Red Hat OpenShift Data Foundation is integrated... | null | https://docs.redhat.com/en/documentation/red_hat_openshift_data_foundation/4.13/html/4.13_release_notes/overview |
Chapter 4. Configuring Satellite Server with external services | Chapter 4. Configuring Satellite Server with external services If you do not want to configure the DNS, DHCP, and TFTP services on Satellite Server, use this section to configure your Satellite Server to work with external DNS, DHCP, and TFTP services. 4.1. Configuring Satellite Server with external DNS You can configu... | [
"scp root@ dns.example.com :/etc/rndc.key /etc/foreman-proxy/rndc.key",
"restorecon -v /etc/foreman-proxy/rndc.key chown -v root:foreman-proxy /etc/foreman-proxy/rndc.key chmod -v 640 /etc/foreman-proxy/rndc.key",
"echo -e \"server DNS_IP_Address \\n update add aaa.example.com 3600 IN A Host_IP_Address \\n send... | https://docs.redhat.com/en/documentation/red_hat_satellite/6.16/html/installing_satellite_server_in_a_disconnected_network_environment/configuring-external-services |
5.3. Resource-Specific Parameters | 5.3. Resource-Specific Parameters For any individual resource, you can use the following command to display the parameters you can set for that resource. For example, the following command displays the parameters you can set for a resource of type LVM . | [
"pcs resource describe standard:provider:type | type",
"pcs resource describe LVM Resource options for: LVM volgrpname (required): The name of volume group. exclusive: If set, the volume group will be activated exclusively. partial_activation: If set, the volume group will be activated even only partial of the ph... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/configuring_the_red_hat_high_availability_add-on_with_pacemaker/s1-genresourceparams-haar |
Chapter 1. Why use cost management | Chapter 1. Why use cost management Cost management is a free offering as part of your subscription to the Red Hat Insights portfolio of services. With cost management, you can monitor and analyze your costs to improve the management of your business. Cost management helps you simplify the management of your resources a... | null | https://docs.redhat.com/en/documentation/cost_management_service/1-latest/html/getting_started_with_cost_management/about-cost-management |
Chapter 11. Atlasmap Component | Chapter 11. Atlasmap Component Note Only producer is supported. You can use the AtlasMap component to process data mapping using an AtlasMap data mapping definition. When you export the AtlasMap mapping from the AtlasMap Data Mapper UI, it is packaged as an ADM archive file. NOTE: Although it is possible to load a mapp... | [
"<dependency> <groupId>org.apache.camel</groupId> <artifactId>camel-atlasmap</artifactId> <version>x.x.x</version> <!-- use the same version as your Camel core version --> </dependency>",
"<dependency> <groupId>io.atlasmap</groupId> <artifactId>atlas-dfdl-module</artifactId> <version>x.x.x</version> <!-- use the ... | https://docs.redhat.com/en/documentation/red_hat_fuse/7.13/html/apache_camel_component_reference/atlasmap-component |
11.4.2.6. Spam Filters | 11.4.2.6. Spam Filters Because it is called by Sendmail, Postfix, and Fetchmail upon receiving new emails, Procmail can be used as a powerful tool for combating spam. This is particularly true when Procmail is used in conjunction with SpamAssassin. When used together, these two applications can quickly identify spam em... | [
"INCLUDERC=/etc/mail/spamassassin/spamassassin-default.rc",
"*****SPAM*****",
":0 Hw * ^X-Spam-Status: Yes spam",
"service spamassassin start",
"INCLUDERC=/etc/mail/spamassassin/spamassassin-spamc.rc"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/4/html/reference_guide/s3-email-mda-spam |
Chapter 18. OpenShift | Chapter 18. OpenShift The namespace for openshift-logging specific metadata Data type group 18.1. openshift.labels Labels added by the Cluster Log Forwarder configuration Data type group | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.12/html/logging/openshift |
Chapter 2. Differences from upstream OpenJDK 17 | Chapter 2. Differences from upstream OpenJDK 17 Red Hat build of OpenJDK in Red Hat Enterprise Linux contains a number of structural changes from the upstream distribution of OpenJDK. The Microsoft Windows version of Red Hat build of OpenJDK attempts to follow Red Hat Enterprise Linux updates as closely as possible. Th... | null | https://docs.redhat.com/en/documentation/red_hat_build_of_openjdk/17/html/release_notes_for_red_hat_build_of_openjdk_17.0.13/rn-openjdk-diff-from-upstream |
Chapter 11. Storage Considerations During Installation | Chapter 11. Storage Considerations During Installation Many storage device and file system settings can only be configured at install time. Other settings, such as file system type, can only be modified up to a certain point without requiring a reformat. As such, it is prudent that you plan your storage configuration a... | [
"dmraid -r -E / device /"
] | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/storage_administration_guide/ch-install-config |
13.3. Removing a Partition | 13.3. Removing a Partition Warning Do not attempt to remove a partition on a device that is in use. Procedure 13.3. Remove a Partition Before removing a partition, do one of the following: Boot into rescue mode, or Unmount any partitions on the device and turn off any swap space on the device. Start the parted utility:... | [
"parted device",
"(parted) print",
"(parted) rm 3",
"(parted) print",
"(parted) quit",
"cat /proc/partitions",
"systemctl daemon-reload"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/storage_administration_guide/s2-disk-storage-parted-remove-part |
8.7. Date & Time | 8.7. Date & Time To configure time zone, date, and optionally settings for network time, select Date & Time at the Installation Summary screen. There are three ways for you to select a time zone: Using your mouse, click on the interactive map to select a specific city. A red pin appears indicating your selection. You c... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/installation_guide/sect-date-time-configuration-x86 |
Chapter 33. Getting started with OptaPlanner in Business Central: An employee rostering example | Chapter 33. Getting started with OptaPlanner in Business Central: An employee rostering example You can build and deploy the employee-rostering sample project in Business Central. The project demonstrates how to create each of the Business Central assets required to solve the shift rostering planning problem and use Re... | [
"package import function // Optional query // Optional declare // Optional global // Optional rule \"rule name\" // Attributes when // Conditions then // Actions end rule \"rule2 name\"",
"rule \"Underage\" salience 15 agenda-group \"applicationGroup\" when USDapplication : LoanApplication() Applicant( age < 21 )... | https://docs.redhat.com/en/documentation/red_hat_process_automation_manager/7.13/html/getting_started_with_red_hat_process_automation_manager/workbench-er-tutorial-con |
Managing cost data using tagging | Managing cost data using tagging Cost Management Service 1-latest Organize resources and allocate costs with tags Red Hat Customer Content Services | null | https://docs.redhat.com/en/documentation/cost_management_service/1-latest/html/managing_cost_data_using_tagging/index |
Chapter 6. Image tags overview | Chapter 6. Image tags overview An image tag refers to a label or identifier assigned to a specific version or variant of a container image. Container images are typically composed of multiple layers that represent different parts of the image. Image tags are used to differentiate between different versions of an image ... | [
"docker label quay.expires-after=20h quay-server.example.com/quayadmin/<image>:<tag>",
"podman pull quay.io/quayadmin/busybox:test2"
] | https://docs.redhat.com/en/documentation/red_hat_quay/3.12/html/about_quay_io/image-tags-overview |
12.3. Enabling LDAP-based Enrollment Profiles | 12.3. Enabling LDAP-based Enrollment Profiles To install with LDAP-based profiles set the pki_profile_in_ldap=True option in the [CA] section of the pkispawn configuration file. Note In this case, profile files will still appear in /var/lib/pki/ instance_name /ca/profiles/ca/ , but will be ignored. To enable LDAP-based... | [
"subsystem.1.class=com.netscape.cmscore.profile.LDAPProfileSubsystem"
] | https://docs.redhat.com/en/documentation/red_hat_certificate_system/10/html/planning_installation_and_deployment_guide/sect-additional-install-options-ldap-based-enrollment-profiles |
Red Hat OpenStack Services on OpenShift Certification Policy Guide | Red Hat OpenStack Services on OpenShift Certification Policy Guide Red Hat Software Certification 2025 For Use with Red Hat OpenStack 18 Red Hat Customer Content Services | null | https://docs.redhat.com/en/documentation/red_hat_software_certification/2025/html/red_hat_openstack_services_on_openshift_certification_policy_guide/index |
14.2. Setting Access ACLs | 14.2. Setting Access ACLs There are two types of ACLs: access ACLs and default ACLs . An access ACL is the access control list for a specific file or directory. A default ACL can only be associated with a directory; if a file within the directory does not have an access ACL, it uses the rules of the default ACL for the... | [
"setfacl -m <rules> <files>",
"setfacl -m u:andrius:rw /project/somefile",
"setfacl -x <rules> <files>",
"setfacl -x u:500 /project/somefile"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/4/html/system_administration_guide/Access_Control_Lists-Setting_Access_ACLs |
function::ns_euid | function::ns_euid Name function::ns_euid - Returns the effective user ID of a target process as seen in a user namespace Synopsis Arguments None Description This function returns the effective user ID of the target process as seen in the target user namespace if provided, or the stap process namespace. | [
"ns_euid:long()"
] | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/systemtap_tapset_reference/api-ns-euid |
Chapter 7. Deploying the Shared File Systems service with CephFS-NFS | Chapter 7. Deploying the Shared File Systems service with CephFS-NFS When you use the Shared File Systems service (manila) with Ceph File System (CephFS) through an NFS gateway (NFS-Ganesha), you can use the same Red Hat Ceph Storage cluster that you use for block and object storage to provide file shares through the N... | [
"[stack@undercloud ~]USD openstack overcloud deploy --templates /usr/share/openstack-tripleo-heat-templates -r /home/stack/roles_data.yaml -e /home/stack/templates/overcloud-networks-deployed.yaml -e /home/stack/templates/overcloud-vip-deployed.yaml -e /home/stack/containers-default-parameters.yaml -e /usr/share/op... | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.1/html/deploying_red_hat_ceph_storage_and_red_hat_openstack_platform_together_with_director/assembly_deploying-the-Shared-File-Systems-service-with-CephFS-NFS_deployingcontainerizedrhcs |
function::usymname | function::usymname Name function::usymname - Return the symbol of an address in the current task. Synopsis Arguments addr The address to translate. Description Returns the (function) symbol name associated with the given address if known. If not known it will return the hex string representation of addr. | [
"usymname:string(addr:long)"
] | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/systemtap_tapset_reference/api-usymname |
Chapter 5. Fixed issues | Chapter 5. Fixed issues The issues fixed in AMQ Streams 2.1 are shown in the following table. For details of the issues fixed in Kafka 3.1.0, refer to the Kafka 3.1.0 Release Notes . Issue Number Description ENTMQST-3595 Cluster operator missing Java options to be passed to Kafka bridge ENTMQST-3835 Connector gets rest... | null | https://docs.redhat.com/en/documentation/red_hat_streams_for_apache_kafka/2.1/html/release_notes_for_amq_streams_2.1_on_openshift/fixed-issues-str |
B.2. Constraints Reference | B.2. Constraints Reference Constraints are used to define the allowable contents of a certificate and the values associated with that content. This section lists the predefined constraints with complete definitions of each. B.2.1. Basic Constraints Extension Constraint The Basic Constraints extension constraint checks ... | [
"policyset.serverCertSet.1.constraint.class_id=subjectNameConstraintImpl policyset.serverCertSet.1.constraint.name=Subject Name Constraint policyset.serverCertSet.1.constraint.params. pattern=CN=[^,]+,.+ policyset.serverCertSet.1.constraint.params.accept=true policyset.serverCertSet.1.default.class_id=subjectNameDe... | https://docs.redhat.com/en/documentation/red_hat_certificate_system/10/html/administration_guide/constraints_reference |
11.3. Editing Users | 11.3. Editing Users Editing Users in the Web UI Select the Identity Users tab. Search the Active users , Stage users , or Preserved users category to find the user to edit. Click the name of the user to edit. Figure 11.10. Selecting a User to Edit Edit the user attribute fields as required. Click Save at the top of the... | [
"ipa user-mod user_login --title= new_title",
"ipa user-mod user --addattr=mobile= new_mobile_number -------------------- Modified user \"user\" -------------------- User login: user Mobile Telephone Number: mobile_number, new_mobile_number",
"ipa user-mod user --addattr=mobile= mobile_number_1 --addattr=mobile... | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/linux_domain_identity_authentication_and_policy_guide/editing-users |
Chapter 46. Using standalone custom pages(dashboards) | Chapter 46. Using standalone custom pages(dashboards) Apart from standalone perspectives, you can also embed custom pages, also known as dashboards, in your application. For accessing the custom pages from your application, provide the name of the custom page as the value of the perspective parameter. Note that the per... | null | https://docs.redhat.com/en/documentation/red_hat_decision_manager/7.13/html/managing_red_hat_decision_manager_and_kie_server_settings/using-standalone-perspectives-standalone-custom-pages-proc |
Glossary | Glossary A access control The process of controlling what particular users are allowed to do. For example, access control to servers is typically based on an identity, established by a password or a certificate, and on rules regarding what that entity can do. See also access control list (ACL) . access control instruct... | null | https://docs.redhat.com/en/documentation/red_hat_certificate_system/10/html/planning_installation_and_deployment_guide/glossary |
19.2. The Virtual Machine Manager Main Window | 19.2. The Virtual Machine Manager Main Window This main window displays all the running guests and resources used by guests. Select a guest by double clicking the guest's name. Figure 19.2. Virtual Machine Manager main window | null | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/virtualization_deployment_and_administration_guide/sect-managing_guests_with_the_virtual_machine_manager_virt_manager-the_virtual_machine_manager_main_window |
Chapter 10. Scheduling resources | Chapter 10. Scheduling resources Taints and tolerations allow the node to control which pods should (or should not) be scheduled on them. A node selector specifies a map of key/value pairs that are defined using custom labels on nodes and selectors specified in pods. For the pod to be eligible to run on a node, the pod... | [
"apiVersion: flows.netobserv.io/v1beta2 kind: FlowCollector metadata: name: cluster spec: advanced: scheduling: tolerations: - key: \"<taint key>\" operator: \"Equal\" value: \"<taint value>\" effect: \"<taint effect>\" nodeSelector: <key>: <value> affinity: nodeAffinity: requiredDuringSchedulingIgnoredDuringExecut... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.15/html/network_observability/network-observability-scheduling-resources |
Chapter 8. Summary | Chapter 8. Summary This document has provided only a general introduction to security for Red Hat Ceph Storage. Contact the Red Hat Ceph Storage consulting team for additional help. | null | https://docs.redhat.com/en/documentation/red_hat_ceph_storage/4/html/data_security_and_hardening_guide/con-sec-summay-sec |
Chapter 19. OAuth [config.openshift.io/v1] | Chapter 19. OAuth [config.openshift.io/v1] Description OAuth holds cluster-wide information about OAuth. The canonical name is cluster . It is used to configure the integrated OAuth server. This configuration is only honored when the top level Authentication config has type set to IntegratedOAuth. Compatibility level 1... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.14/html/config_apis/oauth-config-openshift-io-v1 |
Chapter 4. Verifying OpenShift Data Foundation deployment | Chapter 4. Verifying OpenShift Data Foundation deployment Use this section to verify that OpenShift Data Foundation is deployed correctly. 4.1. Verifying the state of the pods Procedure Click Workloads Pods from the OpenShift Web Console. Select openshift-storage from the Project drop-down list. Note If the Show defaul... | null | https://docs.redhat.com/en/documentation/red_hat_openshift_data_foundation/4.18/html/deploying_openshift_data_foundation_using_microsoft_azure/verifying_openshift_data_foundation_deployment |
Chapter 49. RbacService | Chapter 49. RbacService 49.1. ListRoleBindings GET /v1/rbac/bindings 49.1.1. Description 49.1.2. Parameters 49.1.2.1. Query Parameters Name Description Required Default Pattern query - null pagination.limit - null pagination.offset - null pagination.sortOption.field - null pagination.sortOption.reversed - null paginati... | [
"Foo foo = ...; Any any; any.PackFrom(foo); if (any.UnpackTo(&foo)) { }",
"Foo foo = ...; Any any = Any.pack(foo); if (any.is(Foo.class)) { foo = any.unpack(Foo.class); } // or if (any.isSameTypeAs(Foo.getDefaultInstance())) { foo = any.unpack(Foo.getDefaultInstance()); }",
"Example 3: Pack and unpack a message... | https://docs.redhat.com/en/documentation/red_hat_advanced_cluster_security_for_kubernetes/4.6/html/api_reference/rbacservice |
Chapter 2. About Network Observability | Chapter 2. About Network Observability Red Hat offers cluster administrators and developers the Network Observability Operator to observe the network traffic for OpenShift Container Platform clusters. The Network Observability Operator uses the eBPF technology to create network flows. The network flows are then enriche... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.17/html/network_observability/network-observability-overview |
Chapter 3. Ceph Object Gateway and the S3 API | Chapter 3. Ceph Object Gateway and the S3 API As a developer, you can use a RESTful application programming interface (API) that is compatible with the Amazon S3 data access model. You can manage the buckets and objects stored in a Red Hat Ceph Storage cluster through the Ceph Object Gateway. Prerequisites A running Re... | [
"HTTP/1.1 PUT /buckets/bucket/object.mpeg Host: cname.domain.com Date: Mon, 2 Jan 2012 00:01:01 +0000 Content-Encoding: mpeg Content-Length: 9999999 Authorization: AWS ACCESS_KEY : HASH_OF_HEADER_AND_SECRET",
"firewall-cmd --zone=public --add-port=8080/tcp --permanent firewall-cmd --reload",
"yum install dnsmas... | https://docs.redhat.com/en/documentation/red_hat_ceph_storage/8/html/developer_guide/ceph-object-gateway-and-the-s3-api |
4.3. Shared Storage Example: NFS for a Simple Migration | 4.3. Shared Storage Example: NFS for a Simple Migration Important This example uses NFS to share guest virtual machine images with other KVM host physical machines. Although not practical for large installations, it is presented to demonstrate migration techniques only. Do not use this example for migrating or running ... | [
"mkdir /var/lib/libvirt-img/images",
"echo \"/var/lib/libvirt-img/images\" >> /etc/exports/[NFS-Config-FILENAME.txt]",
"service nfs start",
"mount source_host :/var/lib/libvirt-img/images /var/lib/libvirt/images"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/virtualization_administration_guide/sect-shared-storage-nfs-migration |
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 two versions, Red Hat build of OpenJDK 8u and Red Hat build of OpenJDK 11u. Packages for the Red Hat build of OpenJDK are made available on ... | null | https://docs.redhat.com/en/documentation/red_hat_build_of_openjdk/11/html/release_notes_for_red_hat_build_of_openjdk_11.0.11/pr01 |
Chapter 7. Installing the Migration Toolkit for Containers in a restricted network environment | Chapter 7. Installing the Migration Toolkit for Containers in a restricted network environment You can install the Migration Toolkit for Containers (MTC) on OpenShift Container Platform 3 and 4 in a restricted network environment by performing the following procedures: Create a mirrored Operator catalog . This process ... | [
"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 ./",
"grep openshift-migration-legacy-rhel8-operat... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.11/html/migrating_from_version_3_to_4/installing-restricted-3-4 |
8.5.3. Plug-in Descriptions | 8.5.3. Plug-in Descriptions The following list provides descriptions and usage instructions for several useful yum plug-ins. Plug-ins are listed by names, brackets contain the name of the package. search-disabled-repos ( subscription-manager ) The search-disabled-repos plug-in allows you to temporarily or permanently e... | [
"~]# yum check-update --security Loaded plugins: product-id, refresh-packagekit, security, subscription-manager Updating Red Hat repositories. INFO:rhsm-app.repolib:repos updated: 0 Limiting package lists to security relevant ones Needed 3 of 7 packages, for security elinks.x86_64 0.12-0.13.el6 rhel kernel.x86_64 2... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/deployment_guide/sec-Plugin_Descriptions |
Chapter 1. Overview | Chapter 1. Overview Security Red Hat Enterprise Linux 7.4 introduces support for Network Bound Disk Encryption (NBDE), which enables the system administrator to encrypt root volumes of hard drives on bare metal machines without requiring to manually enter password when systems are rebooted. The USBGuard software framew... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/7.4_release_notes/chap-red_hat_enterprise_linux-7.4_release_notes-overview |
12.5. Tracking Certificates with certmonger | 12.5. Tracking Certificates with certmonger certmonger can monitor expiration date of a certificate and automatically renew the certificate at the end of its validity period. To track a certificate in this way, run the getcert start-tracking command. Note It is not required that you run getcert start-tracking after run... | [
"getcert start-tracking -I cert1-tracker -d /export/alias -n ServerCert"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/system-level_authentication_guide/certmonger-tracking-certs |
3.4. Multi-port Services and Load Balancer | 3.4. Multi-port Services and Load Balancer LVS routers under any topology require extra configuration when creating multi-port Load Balancer services. Multi-port services can be created artificially by using firewall marks to bundle together different, but related protocols, such as HTTP (port 80) and HTTPS (port 443),... | [
"systemctl status firewalld firewalld.service - firewalld - dynamic firewall daemon Loaded: loaded (/usr/lib/systemd/system/firewalld.service; enabled) Active: active (running) since Tue 2016-01-26 05:23:53 EST; 7h ago",
"systemctl start firewalld",
"systemctl enable firewalld",
"firewall-cmd --list-rich-rule... | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/load_balancer_administration/s1-lvs-multi-vsa |
Chapter 9. nova | Chapter 9. nova The following chapter contains information about the configuration options in the nova service. 9.1. nova.conf This section contains options for the /etc/nova/nova.conf file. 9.1.1. DEFAULT The following table outlines the options available under the [DEFAULT] group in the /etc/nova/nova.conf file. . Co... | [
"This option does not affect `PCPU` inventory, which cannot be overcommitted.",
"If this option is set to something *other than* `None` or `0.0`, the allocation ratio will be overwritten by the value of this option, otherwise, the allocation ratio will not change. Once set to a non-default value, it is not possib... | https://docs.redhat.com/en/documentation/red_hat_openstack_services_on_openshift/18.0/html/configuration_reference/nova_4 |
Chapter 11. Network Interfaces | Chapter 11. Network Interfaces Under Red Hat Enterprise Linux, all network communications occur between configured software interfaces and physical networking devices connected to the system. The configuration files for network interfaces are located in the /etc/sysconfig/network-scripts/ directory. The scripts used to... | [
"HOSTNAME=penguin.example.com"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/deployment_guide/ch-Network_Interfaces |
3.9. Example: Attach Storage Domains to Data Center | 3.9. Example: Attach Storage Domains to Data Center The following example attaches the data1 and iso1 storage domains to the Default data center. Example 3.9. Attach data1 storage domain to the Default data center Request: cURL command: Example 3.10. Attach iso1 storage domain to the Default data center Request: cURL c... | [
"POST /ovirt-engine/api/datacenters/01a45ff0-915a-11e0-8b87-5254004ac988/storagedomains HTTP/1.1 Accept: application/xml Content-type: application/xml <storage_domain> <name>data1</name> </storage_domain>",
"curl -X POST -H \"Accept: application/xml\" -H \"Content-Type: application/xml\" -u [USER:PASS] --cacert [... | https://docs.redhat.com/en/documentation/red_hat_virtualization/4.3/html/version_3_rest_api_guide/example_attach_storage_domains_to_data_center |
Chapter 34. Downloading the Red Hat Process Automation Manager installation files | Chapter 34. Downloading the Red Hat Process Automation Manager installation files You can use the installer JAR file or deployable ZIP files to install Red Hat Process Automation Manager. You can run the installer in interactive or command line interface (CLI) mode. Alternatively, you can extract and configure the Busi... | null | https://docs.redhat.com/en/documentation/red_hat_process_automation_manager/7.13/html/installing_and_configuring_red_hat_process_automation_manager/install-download-proc_install-on-jws |
17.8. Managing Tokens Used by the Subsystems | 17.8. Managing Tokens Used by the Subsystems Certificate System managers two groups of tokens: tokens used by the subsystems to perform PKI tasks and tokens issued through the subsystem. These management tasks refer specifically to tokens that are used by the subsystems. For information on managing smart card tokens, s... | [
"TokenInfo /var/lib/pki/ instance_name /alias Database Path: /var/lib/pki/ instance_name /alias Found external module 'NSS Internal PKCS #11 Module'",
"cd /var/lib/pki/ instance_name /alias",
"modutil -dbdir . -nocertdb -list"
] | https://docs.redhat.com/en/documentation/red_hat_certificate_system/10/html/administration_guide/managing_tokens_used_by_the_subsystems |
Chapter 23. Manually Recovering File Split-brain | Chapter 23. Manually Recovering File Split-brain This chapter provides steps to manually recover from split-brain. Run the following command to obtain the path of the file that is in split-brain: From the command output, identify the files for which file operations performed from the client keep failing with Input/Outp... | [
"gluster volume heal VOLNAME info split-brain",
"getfattr -d -m . -e hex <file-path-on-brick>",
"getfattr -d -e hex -m. brick-a/file.txt #file: brick-a/file.txt security.selinux=0x726f6f743a6f626a6563745f723a66696c655f743a733000 trusted.afr.vol-client-2=0x000000000000000000000000 trusted.afr.vol-client-3=0x0000... | https://docs.redhat.com/en/documentation/red_hat_gluster_storage/3.5/html/administration_guide/chap-Manually_Resolving_Split-brains |
Chapter 5. Querying | Chapter 5. Querying Infinispan Query can execute Lucene queries and retrieve domain objects from a Red Hat JBoss Data Grid cache. Procedure 5.1. Prepare and Execute a Query Get SearchManager of an indexing enabled cache as follows: Create a QueryBuilder to build queries for Myth.class as follows: Create an Apache Lucen... | [
"SearchManager manager = Search.getSearchManager(cache);",
"final org.hibernate.search.query.dsl.QueryBuilder queryBuilder = manager.buildQueryBuilderForClass(Myth.class).get();",
"org.apache.lucene.search.Query query = queryBuilder.keyword() .onField(\"history\").boostedTo(3) .matching(\"storm\") .createQuery(... | https://docs.redhat.com/en/documentation/red_hat_data_grid/6.6/html/infinispan_query_guide/chap-querying |
Chapter 3. Clair security scanner | Chapter 3. Clair security scanner 3.1. Clair vulnerability databases Clair uses the following vulnerability databases to report for issues in your images: Ubuntu Oval database Debian Security Tracker Red Hat Enterprise Linux (RHEL) Oval database SUSE Oval database Oracle Oval database Alpine SecDB database VMware Photo... | [
"podman pull ubuntu:20.04",
"sudo podman tag docker.io/library/ubuntu:20.04 <quay-server.example.com>/<user-name>/ubuntu:20.04",
"sudo podman push --tls-verify=false quay-server.example.com/quayadmin/ubuntu:20.04",
"apiVersion: quay.redhat.com/v1 kind: QuayRegistry metadata: name: quay370 spec: configBundleSe... | https://docs.redhat.com/en/documentation/red_hat_quay/3.10/html/red_hat_quay_operator_features/clair-vulnerability-scanner |
Chapter 17. Data objects | Chapter 17. Data objects Data objects are the building blocks for the rule assets that you create. Data objects are custom data types implemented as Java objects in specified packages of your project. For example, you might create a Person object with data fields Name , Address , and DateOfBirth to specify personal det... | null | https://docs.redhat.com/en/documentation/red_hat_process_automation_manager/7.13/html/developing_decision_services_in_red_hat_process_automation_manager/data-objects-con_drl-rules |
Chapter 7. Working with Helm charts | Chapter 7. Working with Helm charts 7.1. Understanding Helm Helm is a software package manager that simplifies deployment of applications and services to OpenShift Container Platform clusters. Helm uses a packaging format called charts . A Helm chart is a collection of files that describes the OpenShift Container Platf... | [
"curl -L https://mirror.openshift.com/pub/openshift-v4/clients/helm/latest/helm-linux-amd64 -o /usr/local/bin/helm",
"curl -L https://mirror.openshift.com/pub/openshift-v4/clients/helm/latest/helm-linux-s390x -o /usr/local/bin/helm",
"curl -L https://mirror.openshift.com/pub/openshift-v4/clients/helm/latest/hel... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.11/html/building_applications/working-with-helm-charts |
Chapter 8. Memory | Chapter 8. Memory This chapter covers memory optimization options for virtualized environments. 8.1. Memory Tuning Tips To optimize memory performance in a virtualized environment, consider the following: Do not allocate more resources to guest than it will use. If possible, assign a guest to a single NUMA node, provid... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/virtualization_tuning_and_optimization_guide/chap-Virtualization_Tuning_Optimization_Guide-Memory |
Chapter 5. Root DSE attributes | Chapter 5. Root DSE attributes The attributes in this section are used to define the root directory server entry (DSE) for the server instance. The information defined in the DSE relates to the actual configuration of the server instance, such as the controls, mechanisms, or features supported in that version of the se... | [
"ldapsearch -D \"cn=Directory Manager\" -W -p 389 -h server.example.com -x -s base -b \"\" \"objectclass=*\"",
"dataversion: 020090923175302020090923175302",
"lastusn;pass:quotes[ database_name ]:pass:quotes[ USN ]",
"lastusn;example1: 213 lastusn;example2: 207",
"lastusn: 420",
"cn=ldap://dc=pass:quotes[... | https://docs.redhat.com/en/documentation/red_hat_directory_server/12/html/configuration_and_schema_reference/assembly_root-dse-attributes_config-schema-reference-title |
Chapter 2. Installing a user-provisioned cluster on bare metal | Chapter 2. Installing a user-provisioned cluster on bare metal In OpenShift Container Platform 4.13, you can install a cluster on bare metal infrastructure that you provision. Important While you might be able to follow this procedure to deploy a cluster on virtualized or cloud environments, you must be aware of additi... | [
"USDTTL 1W @ IN SOA ns1.example.com. root ( 2019070700 ; serial 3H ; refresh (3 hours) 30M ; retry (30 minutes) 2W ; expiry (2 weeks) 1W ) ; minimum (1 week) IN NS ns1.example.com. IN MX 10 smtp.example.com. ; ; ns1.example.com. IN A 192.168.1.5 smtp.example.com. IN A 192.168.1.5 ; helper.example.com. IN A 192.168.... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.13/html/installing_on_bare_metal/installing-bare-metal |
Chapter 6. Load balancing traffic with HAProxy | Chapter 6. Load balancing traffic with HAProxy The HAProxy service provides load balancing of traffic to Controller nodes in the high availability cluster, as well as logging and sample configurations. The haproxy package contains the haproxy daemon, which corresponds to the systemd service of the same name. Pacemaker ... | [
"listen cinder bind 172.16.0.10:8776 bind 192.168.1.150:8776 mode http http-request set-header X-Forwarded-Proto https if { ssl_fc } http-request set-header X-Forwarded-Proto http if !{ ssl_fc } option httpchk server overcloud-controller-0 172.16.0.13:8777 check fall 5 inter 2000 rise 2 server overcloud-controller-... | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/16.0/html/high_availability_deployment_and_usage/assembly_haproxy |
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