title stringlengths 4 168 | content stringlengths 7 1.74M | commands listlengths 1 5.62k ⌀ | url stringlengths 79 342 |
|---|---|---|---|
Chapter 30. Installing and running the IdM Healthcheck tool | Chapter 30. Installing and running the IdM Healthcheck tool Learn more about the IdM Healthcheck tool and how to install and run it. Note The Healthcheck tool is only available on RHEL 8.1 or later. 30.1. Healthcheck in IdM The Healthcheck tool in Identity Management (IdM) helps find issues that might impact the health... | [
"yum install ipa-healthcheck",
"ipa-healthcheck --failures-only []",
"ipa-healthcheck"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/installing_identity_management/installing-and-running-the-ipa-healthcheck-tool_installing-identity-management |
Part I. Deployment | Part I. Deployment This part provides instruction on how to install and configure a Red Hat Enterprise Linux 7 machine to act as a virtualization host system, and how to install and configure guest virtual machines using the KVM hypervisor. | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/virtualization_deployment_and_administration_guide/part-deployment |
4.301. spice-protocol | 4.301. spice-protocol 4.301.1. RHEA-2011:1629 - spice-protocol bug fix and enhancement update An updated spice-protocol package that fixes one bug and adds several enhancements is now available for Red Hat Enterprise Linux 6. The spice-protocol package contains header files that describe the SPICE protocol and the QXL ... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/6.2_technical_notes/spice-protocol |
Providing feedback on Red Hat documentation | Providing feedback on Red Hat documentation We appreciate and prioritize your feedback regarding our documentation. Provide as much detail as possible, so that your request can be quickly addressed. Prerequisites You are logged in to the Red Hat Customer Portal. Procedure To provide feedback, perform the following step... | null | https://docs.redhat.com/en/documentation/red_hat_insights/1-latest/html/assessing_rhel_configuration_issues_using_the_red_hat_insights_advisor_service/proc-providing-feedback-on-redhat-documentation |
Chapter 1. Preparing for a minor update | Chapter 1. Preparing for a minor update Keep your Red Hat OpenStack Services on OpenShift (RHOSO) 18.0 environment updated with the latest packages and containers on the control plane and data plane. 1.1. Prerequisites You have the oc command line tool installed on your workstation. You are authorized to access the Red... | [
"apiVersion: dataplane.openstack.org/v1beta1 kind: OpenStackDataPlaneDeployment metadata: name: edpm-deployment-ipam-update-dataplane-services spec: nodeSets: - <nodeSet_name> - <nodeSet_name> - - <nodeSet_name> servicesOverride: - nova - update",
"apiVersion: dataplane.openstack.org/v1beta1 kind: OpenStackDataPl... | https://docs.redhat.com/en/documentation/red_hat_openstack_services_on_openshift/18.0/html/updating_your_environment_to_the_latest_maintenance_release/assembly_preparing-for-a-minor-update_update-rhoso |
Part V. After Installation | Part V. After Installation This part of the Red Hat Enterprise Linux Installation Guide covers finalizing the installation, as well as some installation tasks related to installation that you might perform at some time in the future. These include: performing common post-installation tasks, such as registering the syst... | null | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/installation_guide/part-after-installation |
Chapter 2. Cloning Satellite Server | Chapter 2. Cloning Satellite Server You can clone your Satellite Server to create instances to test upgrades and migration of instances to a different machine or operating system. This is an optional step to provide more flexibility during the upgrade or migration. You cannot use the Satellite clone tool on a Capsule S... | [
"satellite-maintain backup offline --skip-pulp-content --assumeyes /var/backup",
"satellite-maintain service stop satellite-maintain service disable",
"rsync --archive --partial --progress --compress /var/lib/pulp/ target_server.example.com:/var/lib/pulp/",
"du -sh /var/lib/pulp/",
"satellite-maintain backu... | https://docs.redhat.com/en/documentation/red_hat_satellite/6.16/html/administering_red_hat_satellite/cloning_satellite_server |
8.2. Creating a Basic Cluster Configuration File | 8.2. Creating a Basic Cluster Configuration File Provided that cluster hardware, Red Hat Enterprise Linux, and High Availability Add-On software are installed, you can create a cluster configuration file ( /etc/cluster/cluster.conf ) and start running the High Availability Add-On. As a starting point only, this section... | [
"ccs_config_validate Configuration validates",
"service cman start Starting cluster: Checking Network Manager... [ OK ] Global setup... [ OK ] Loading kernel modules... [ OK ] Mounting configfs... [ OK ] Starting cman... [ OK ] Waiting for quorum... [ OK ] Starting fenced... [ OK ] Starting dlm_controld... [ OK ]... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/cluster_administration/s1-creating-cluster-cli-ca |
Chapter 3. Installing Red Hat Insights for Red Hat Enterprise Linux (RHEL) | Chapter 3. Installing Red Hat Insights for Red Hat Enterprise Linux (RHEL) This document provides starting points and resources for registering systems to Red Hat Insights for Red Hat Enterprise Linux. Installation of Red Hat Insights typically involves installing the Insights client, then registering systems for use w... | null | https://docs.redhat.com/en/documentation/red_hat_insights/1-latest/html/getting_started_with_red_hat_insights/install-for-rhel |
Chapter 1. Understanding image builds | Chapter 1. Understanding image builds 1.1. Builds A build is the process of transforming input parameters into a resulting object. Most often, the process is used to transform input parameters or source code into a runnable image. A BuildConfig object is the definition of the entire build process. OpenShift Container P... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.14/html/builds_using_buildconfig/understanding-image-builds |
22.2. Enabling and Disabling Write Barriers | 22.2. Enabling and Disabling Write Barriers To mitigate the risk of data corruption during power loss, some storage devices use battery-backed write caches. Generally, high-end arrays and some hardware controllers use battery-backed write caches. However, because the cache's volatility is not visible to the kernel, Red... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/storage_administration_guide/writebarrieronoff |
Chapter 2. Support policy for Cryostat | Chapter 2. Support policy for Cryostat Red Hat supports a major version of Cryostat for a minimum of 6 months. Red Hat bases this figure on the time that the product gets released on the Red Hat Customer Portal. You can install and deploy Cryostat on Red Hat OpenShift Container Platform 4.8 or a later version that runs... | null | https://docs.redhat.com/en/documentation/red_hat_build_of_cryostat/2/html/release_notes_for_the_red_hat_build_of_cryostat_2.0/cryostat-support-policy_cryostat |
Clusters | Clusters Red Hat Advanced Cluster Management for Kubernetes 2.11 Cluster management | [
"delete csv -n openshift-operators volsync-product.v0.6.0",
"E0203 07:10:38.266841 1 reflector.go:138] sigs.k8s.io/controller-runtime/pkg/cache/internal/informers_map.go:224: Failed to watch *v1.ClusterClaim: failed to list *v1.ClusterClaim: v1.ClusterClaimList.Items: []v1.ClusterClaim: v1.ClusterClaim.v1.Cluster... | https://docs.redhat.com/en/documentation/red_hat_advanced_cluster_management_for_kubernetes/2.11/html-single/clusters/index |
Chapter 6. Operator [operators.coreos.com/v1] | Chapter 6. Operator [operators.coreos.com/v1] Description Operator represents a cluster operator. Type object 6.1. Specification Property Type Description apiVersion string APIVersion defines the versioned schema of this representation of an object. Servers should convert recognized schemas to the latest internal value... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.15/html/operatorhub_apis/operator-operators-coreos-com-v1 |
Chapter 4. Kamelets reference | Chapter 4. Kamelets reference 4.1. Kamelet structure A Kamelet is typically coded in the YAML domain-specific language. The file name prefix is the name of the Kamelet. For example, a Kamelet with the name FTP sink has the filename ftp-sink.kamelet.yaml . Note that in OpenShift, a Kamelet is a resource that shows the n... | [
"telegram-text-source.kamelet.yaml apiVersion: camel.apache.org/v1alpha1 kind: Kamelet metadata: name: telegram-source 1 annotations: 2 camel.apache.org/catalog.version: \"master-SNAPSHOT\" camel.apache.org/kamelet.icon: \"data:image/...\" camel.apache.org/provider: \"Red Hat\" camel.apache.org/kamelet.group: \"Tel... | https://docs.redhat.com/en/documentation/red_hat_build_of_apache_camel_k/1.10.7/html/integrating_applications_with_kamelets/kamelets-reference |
Chapter 7. Configure Network Bonding | Chapter 7. Configure Network Bonding Red Hat Enterprise Linux 7 allows administrators to bind multiple network interfaces together into a single, bonded, channel. Channel bonding enables two or more network interfaces to act as one, simultaneously increasing the bandwidth and providing redundancy. Warning The use of di... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/networking_guide/ch-Configure_Network_Bonding |
Chapter 98. OSGi EventAdmin Component | Chapter 98. OSGi EventAdmin Component Available as of Camel version 2.6 The eventadmin component can be used in an OSGi environment to receive OSGi EventAdmin events and process them. 98.1. Dependencies Maven users need to add the following dependency to their pom.xml <dependency> <groupId>org.apache.camel</groupId> <a... | [
"<dependency> <groupId>org.apache.camel</groupId> <artifactId>camel-eventadmin</artifactId> <version>USD{camel-version}</version> </dependency>",
"eventadmin:topic[?options]",
"eventadmin:topic",
"<route> <from uri=\"eventadmin:*\"/> <to uri=\"stream:out\"/> </route>"
] | https://docs.redhat.com/en/documentation/red_hat_fuse/7.13/html/apache_camel_component_reference/eventadmin-component |
Chapter 7. Visualizing logs | Chapter 7. Visualizing logs 7.1. About log visualization You can visualize your log data in the Red Hat OpenShift Service on AWS web console, or the Kibana web console, depending on your deployed log storage solution. The Kibana console can be used with ElasticSearch log stores, and the Red Hat OpenShift Service on AWS... | [
"apiVersion: logging.openshift.io/v1 kind: ClusterLogging metadata: spec: visualization: type: <visualizer_type> 1 kibana: 2 resources: {} nodeSelector: {} proxy: {} replicas: {} tolerations: {} ocpConsole: 3 logsLimit: {} timeout: {}",
"oc apply -f <filename>.yaml",
"oc logs -f <pod_name> -c <container_name>",... | https://docs.redhat.com/en/documentation/red_hat_openshift_service_on_aws/4/html/logging/visualizing-logs |
6.4. Changing the Default Mapping | 6.4. Changing the Default Mapping In Red Hat Enterprise Linux, Linux users are mapped to the SELinux __default__ login by default (which is in turn mapped to the SELinux unconfined_u user). If you would like new Linux users, and Linux users not specifically mapped to an SELinux user to be confined by default, change th... | [
"~]# semanage login -m -S targeted -s \"user_u\" -r s0 __default__",
"~]# semanage login -l Login Name SELinux User MLS/MCS Range Service __default__ user_u s0-s0:c0.c1023 * root unconfined_u s0-s0:c0.c1023 * system_u system_u s0-s0:c0.c1023 *",
"~]# semanage login -m -S targeted -s \"unconfined_u\" -r s0-s0:c0... | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/selinux_users_and_administrators_guide/sect-security-enhanced_linux-confining_users-changing_the_default_mapping |
probe::netdev.transmit | probe::netdev.transmit Name probe::netdev.transmit - Network device transmitting buffer Synopsis Values protocol The protocol of this packet(defined in include/linux/if_ether.h). dev_name The name of the device. e.g: eth0, ath1. length The length of the transmit buffer. truesize The size of the data to be transmitted. | [
"netdev.transmit"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/systemtap_tapset_reference/api-netdev-transmit |
Architecture | Architecture OpenShift Container Platform 4.15 An overview of the architecture for OpenShift Container Platform Red Hat OpenShift Documentation Team | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.15/html/architecture/index |
Chapter 9. Viewing and exporting logs | Chapter 9. Viewing and exporting logs Activity logs are gathered for all repositories and namespace in Red Hat Quay. Viewing usage logs of Red Hat Quay. can provide valuable insights and benefits for both operational and security purposes. Usage logs might reveal the following information: Resource Planning : Usage log... | [
"curl -X GET -H \"Authorization: Bearer <bearer_token>\" -H \"Accept: application/json\" \"https://<quay-server.example.com>/api/v1/user/aggregatelogs\"",
"{\"aggregated\": [{\"kind\": \"create_tag\", \"count\": 1, \"datetime\": \"Tue, 18 Jun 2024 00:00:00 -0000\"}, {\"kind\": \"manifest_label_add\", \"count\": 1... | https://docs.redhat.com/en/documentation/red_hat_quay/3.13/html/use_red_hat_quay/use-quay-view-export-logs |
2.11. Source and View Metadata | 2.11. Source and View Metadata In addition to the distinction between business and technical metadata, it is necessary to know the difference between Source Metadata and View Metadata. Source and View metadata refers to what the metadata represents, not its content. Source Metadata directly represents metadata for an e... | null | https://docs.redhat.com/en/documentation/red_hat_jboss_data_virtualization/6.4/html/user_guide_volume_1_teiid_designer/source_and_view_metadata |
Part II. Satellite deployment planning | Part II. Satellite deployment planning | null | https://docs.redhat.com/en/documentation/red_hat_satellite/6.16/html/overview_concepts_and_deployment_considerations/part-deployment_planning |
1.3. Storage Array Support | 1.3. Storage Array Support By default, DM-Multipath includes support for the most common storage arrays that support DM-Multipath. The supported devices can be found in the multipath.conf.defaults file. If your storage array supports DM-Multipath and is not configured by default in this file, you may need to add them t... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/dm_multipath/storage_support |
Part II. Subscription and Support | Part II. Subscription and Support To receive updates to the software on a Red Hat Enterprise Linux system it must be subscribed to the Red Hat Content Delivery Network ( CDN ) and the appropriate repositories enabled. This part describes how to subscribe a system to the Red Hat Content Delivery Network. Red Hat provide... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/system_administrators_guide/part-subscription_and_support |
Using AMQ Streams on RHEL | Using AMQ Streams on RHEL Red Hat AMQ 2021.q2 For use with AMQ Streams 1.7 on Red Hat Enterprise Linux | null | https://docs.redhat.com/en/documentation/red_hat_amq/2021.q2/html/using_amq_streams_on_rhel/index |
Chapter 1. Customizing nodes | Chapter 1. Customizing nodes OpenShift Container Platform supports both cluster-wide and per-machine configuration via Ignition, which allows arbitrary partitioning and file content changes to the operating system. In general, if a configuration file is documented in Red Hat Enterprise Linux (RHEL), then modifying it v... | [
"curl https://mirror.openshift.com/pub/openshift-v4/clients/butane/latest/butane --output butane",
"curl https://mirror.openshift.com/pub/openshift-v4/clients/butane/latest/butane-aarch64 --output butane",
"chmod +x butane",
"echo USDPATH",
"butane <butane_file>",
"variant: openshift version: 4.14.0 metad... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.14/html/installation_configuration/installing-customizing |
Chapter 1. multicluster global hub | Chapter 1. multicluster global hub The multicluster global hub is a set of components that enable you to import one or more hub clusters and manage them from a single hub cluster. After importing the hub clusters as managed hub clusters, you can use multicluster global hub to complete the following tasks across all of ... | [
"kind: ImageSetConfiguration apiVersion: mirror.openshift.io/v1alpha2 storageConfig: registry: imageURL: myregistry.example.com:5000/mirror/oc-mirror-metadata mirror: platform: channels: - name: stable-4.x type: ocp operators: - catalog: registry.redhat.io/redhat/redhat-operator-index:v4.x packages: - name: multicl... | https://docs.redhat.com/en/documentation/red_hat_advanced_cluster_management_for_kubernetes/2.11/html/multicluster_global_hub/multicluster-global-hub |
7.9. Using Cloud-Init to Automate the Configuration of Virtual Machines | 7.9. Using Cloud-Init to Automate the Configuration of Virtual Machines Cloud-Init is a tool for automating the initial setup of virtual machines such as configuring the host name, network interfaces, and authorized keys. It can be used when provisioning virtual machines that have been deployed based on a template to a... | [
"subscription-manager repos --enable=rhel-6-server-rpms --enable=rhel-6-server-rh-common-rpms",
"subscription-manager repos --enable=rhel-7-server-rpms --enable=rhel-7-server-rh-common-rpms",
"dnf install cloud-init"
] | https://docs.redhat.com/en/documentation/red_hat_virtualization/4.4/html/virtual_machine_management_guide/using_cloud-init_to_automate_the_configuration_of_virtual_machines |
Chapter 32. ExternalConfigurationReference schema reference | Chapter 32. ExternalConfigurationReference schema reference Used in: ExternalLogging , JmxPrometheusExporterMetrics Property Property type Description configMapKeyRef ConfigMapKeySelector Reference to the key in the ConfigMap containing the configuration. | null | https://docs.redhat.com/en/documentation/red_hat_streams_for_apache_kafka/2.9/html/streams_for_apache_kafka_api_reference/type-externalconfigurationreference-reference |
Providing feedback on Red Hat documentation | Providing feedback on Red Hat documentation We appreciate your input on our documentation. Do let us know how we can make it better. To give feedback, create a Bugzilla ticket: Go to the Bugzilla website. In the Component section, choose documentation . Fill in the Description field with your suggestion for improvement... | null | https://docs.redhat.com/en/documentation/red_hat_openshift_data_foundation/4.15/html/deploying_openshift_data_foundation_using_amazon_web_services/providing-feedback-on-red-hat-documentation_rhodf |
D.2. Host Tags | D.2. Host Tags In a cluster configuration, you can define host tags in the configuration files. If you set hosttags = 1 in the tags section, a host tag is automatically defined using the machine's host name. This allows you to use a common configuration file which can be replicated on all your machines so they hold ide... | [
"tags { tag1 { } tag2 { host_list = [\"host1\"] } }"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/logical_volume_manager_administration/host_tags |
A.3. X.509 Certificates Schema and Attributes Support | A.3. X.509 Certificates Schema and Attributes Support LDAP Schema Definitions for X.509 Certificates ( RFC 4523 ) Attribute types and object classes: Supported. Syntaxes: Not supported. Directory Server uses binary and octet syntax. Matching rules: Not supported. | null | https://docs.redhat.com/en/documentation/red_hat_directory_server/11/html/deployment_guide/x509-certificates-rfc-support |
7.4. PackageKit | 7.4. PackageKit 7.4.1. RHBA-2015:1352 - PackageKit bug fix update Updated PackageKit packages that fix two bugs are now available for Red Hat Enterprise Linux 6. PackageKit is a D-Bus abstraction layer that allows the session user to manage packages in a secure way using a cross-distribution, cross-architecture API. Bu... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/6.7_technical_notes/package-packagekit |
Chapter 1. Building applications overview | Chapter 1. Building applications overview Using OpenShift Container Platform, you can create, edit, delete, and manage applications using the web console or command line interface (CLI). 1.1. Working on a project Using projects, you can organize and manage applications in isolation. You can manage the entire project li... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.15/html/building_applications/building-applications-overview |
Chapter 9. Updating a cluster using the CLI | Chapter 9. Updating a cluster using the CLI You can perform minor version and patch updates on an OpenShift Container Platform cluster by using the OpenShift CLI ( oc ). 9.1. Prerequisites Have access to the cluster as a user with admin privileges. See Using RBAC to define and apply permissions . Have a recent etcd bac... | [
"oc get machinehealthcheck -n openshift-machine-api",
"oc -n openshift-machine-api annotate mhc <mhc-name> cluster.x-k8s.io/paused=\"\"",
"apiVersion: machine.openshift.io/v1beta1 kind: MachineHealthCheck metadata: name: example namespace: openshift-machine-api annotations: cluster.x-k8s.io/paused: \"\" spec: s... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.13/html/updating_clusters/updating-cluster-cli |
Chapter 5. Installing undercloud minions | Chapter 5. Installing undercloud minions You can deploy additional undercloud minions to scale OpenStack Platform director services across multiple hosts, which helps the performance when you deploy large overclouds. This feature is optional. Important This feature is available in this release as a Technology Preview ,... | [
"useradd stack",
"passwd stack",
"echo \"stack ALL=(root) NOPASSWD:ALL\" | tee -a /etc/sudoers.d/stack chmod 0440 /etc/sudoers.d/stack",
"su - stack [stack@minion ~]USD",
"[stack@minion ~]USD hostname [stack@minion ~]USD hostname -f",
"[stack@minion ~]USD sudo hostnamectl set-hostname minion.example.com [... | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/16.2/html/director_installation_and_usage/assembly_installing-undercloud-minions |
Making open source more inclusive | Making open source more inclusive Red Hat is committed to replacing problematic language in our code and documentation. We are beginning with these four terms: master, slave, blacklist, and whitelist. Due to the enormity of this endeavor, these changes will be gradually implemented over upcoming releases. For more deta... | null | https://docs.redhat.com/en/documentation/red_hat_certified_cloud_and_service_provider_certification/2025/html/red_hat_cloud_instance_type_workflow/con-conscious-language-message |
5.3.7. Removing Physical Volumes from a Volume Group | 5.3.7. Removing Physical Volumes from a Volume Group To remove unused physical volumes from a volume group, use the vgreduce command. The vgreduce command shrinks a volume group's capacity by removing one or more empty physical volumes. This frees those physical volumes to be used in different volume groups or to be re... | [
"pvdisplay /dev/hda1 -- Physical volume --- PV Name /dev/hda1 VG Name myvg PV Size 1.95 GB / NOT usable 4 MB [LVM: 122 KB] PV# 1 PV Status available Allocatable yes (but full) Cur LV 1 PE Size (KByte) 4096 Total PE 499 Free PE 0 Allocated PE 499 PV UUID Sd44tK-9IRw-SrMC-MOkn-76iP-iftz-OVSen7",
"vgreduce my_volume... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/logical_volume_manager_administration/vg_remove_pv |
Chapter 9. Working with certificates | Chapter 9. Working with certificates Certificates are used by various components in OpenShift to validate access to the cluster. For clusters that rely on self-signed certificates, you can add those self-signed certificates to a cluster-wide Certificate Authority (CA) bundle and use the CA bundle in Red Hat OpenShift A... | [
"apiVersion: v1 kind: ConfigMap metadata: labels: app.kubernetes.io/part-of: opendatahub-operator config.openshift.io/inject-trusted-cabundle: 'true' name: odh-trusted-ca-bundle",
"apiVersion: v1 kind: ConfigMap metadata: labels: app.kubernetes.io/part-of: opendatahub-operator config.openshift.io/inject-trusted-c... | https://docs.redhat.com/en/documentation/red_hat_openshift_ai_self-managed/2.18/html/installing_and_uninstalling_openshift_ai_self-managed_in_a_disconnected_environment/working-with-certificates_certs |
probe::nfs.proc.write_done | probe::nfs.proc.write_done Name probe::nfs.proc.write_done - NFS client response to a write RPC task Synopsis nfs.proc.write_done Values server_ip IP address of server status result of last operation version NFS version count number of bytes written prot transfer protocol valid fattr->valid, indicates which fields are ... | null | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/systemtap_tapset_reference/api-nfs-proc-write-done |
Chapter 10. Configuring CPU feature flags for instances | Chapter 10. Configuring CPU feature flags for instances You can enable or disable CPU feature flags for an instance without changing the settings on the host Compute node and rebooting the Compute node. By configuring the standard set of CPU feature flags that are applied to instances, you are helping to achieve live m... | [
"cat /proc/cpuinfo",
"sudo podman exec -it nova_libvirt virsh cpu-models <arch>",
"[stack@director ~]USD source ~/stackrc",
"parameter_defaults: ComputeParameters: NovaLibvirtCPUMode: <cpu_mode>",
"parameter_defaults: ComputeParameters: NovaLibvirtCPUMode: 'custom' NovaLibvirtCPUModels: <cpu_model>",
"sud... | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/16.2/html/configuring_the_compute_service_for_instance_creation/assembly_configuring-cpu-feature-flags-for-instances_instance-cpu-feature-flags |
Package Manifest | Package Manifest Red Hat OpenStack Platform 16.2 Package Listing for Red Hat OpenStack Platform OpenStack Documentation Team Red Hat Customer Content Services rhos-docs@redhat.com | null | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/16.2/html/package_manifest/index |
Preface | Preface Important The Login Modules described in this guide are deprecated due to Elytron being introduced. For instructions on using the elytron subsystem see the Elytron Subsystem section in the How to Configure Server Security Guide. | null | https://docs.redhat.com/en/documentation/red_hat_jboss_enterprise_application_platform/7.4/html/login_module_reference/preface |
4.3.5. Scripted bulk v2v process | 4.3.5. Scripted bulk v2v process For bulk import scenarios, it is advantageous to be able to perform the scripted v2v process from a single host. Remote procedure calls to the Red Hat Enterprise Virtualization Manager can be made using the REST API. This enables a single script running on a single Linux host to perform... | [
"#!/bin/sh Declare all VMs to import XENDOMAINS=(\"rhelxen\" \"rhel5\") KVMDOMAINS=(\"rhelkvm\") VMWAREVMS=(\"rhel54vmware\") Iterate through each Xen domain, performing the conversion for domain in USD{XENDOMAINS[@]} do virt-v2v -ic xen:///localhost -o rhev -os storage.example.com:/exportdomain --network rhevm USD... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/v2v_guide/sect-scripted_bulk_v2v_process |
Chapter 7. Windows node upgrades | Chapter 7. Windows node upgrades You can ensure your Windows nodes have the latest updates by upgrading the Windows Machine Config Operator (WMCO). 7.1. Windows Machine Config Operator upgrades When a new version of the Windows Machine Config Operator (WMCO) is released that is compatible with the current cluster versi... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.10/html/windows_container_support_for_openshift/windows-node-upgrades |
Chapter 3. Populating your private automation hub container registry | Chapter 3. Populating your private automation hub container registry By default, private automation hub does not include container images. To populate your container registry, you need to push a container image to it. The procedures in this section describe how to pull images from the Red Hat Ecosystem Catalog (registr... | [
"podman login registry.redhat.io",
"podman pull registry.redhat.io/ <container_image_name> : <tag>",
"podman images",
"podman tag registry.redhat.io/ <container_image_name> : <tag> <automation_hub_URL> / <container_image_name>",
"podman images",
"podman login -u= <username> -p= <password> <automation_hub_... | https://docs.redhat.com/en/documentation/red_hat_ansible_automation_platform/2.3/html/managing_containers_in_private_automation_hub/populate-container-registry |
Red Hat Software Certification Workflow Guide | Red Hat Software Certification Workflow Guide Red Hat Software Certification 2025 For Use with Red Hat Enterprise Linux and Red Hat OpenShift Red Hat Customer Content Services | null | https://docs.redhat.com/en/documentation/red_hat_software_certification/2025/html/red_hat_software_certification_workflow_guide/index |
Appendix A. Keystone integration configuration options | Appendix A. Keystone integration configuration options You can integrate your configuration options into Keystone. See below for a detailed description of the available Keystone integration configuration options: Important After updating the Ceph configuration file, you must copy the new Ceph configuration file to all ... | null | https://docs.redhat.com/en/documentation/red_hat_ceph_storage/4/html/using_keystone_with_the_ceph_object_gateway_guide/keystone-integration-configuration-options_rgw-keystone |
4.4. Identifying Contended User-Space Locks | 4.4. Identifying Contended User-Space Locks This section describes how to identify contended user-space locks throughout the system within a specific time period. The ability to identify contended user-space locks can help you investigate hangs that you suspect may be caused by futex contentions. Simply put, a futex co... | [
"#! /usr/bin/env stap This script tries to identify contended user-space locks by hooking into the futex system call. global thread_thislock # short global thread_blocktime # global FUTEX_WAIT = 0 /*, FUTEX_WAKE = 1 */ global lock_waits # long-lived stats on (tid,lock) blockage elapsed time global process_names # l... | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/systemtap_beginners_guide/futexcontentionsect |
1.2. Overview of DM-Multipath | 1.2. Overview of DM-Multipath DM-Multipath can be used to provide: Redundancy DM-Multipath can provide failover in an active/passive configuration. In an active/passive configuration, only half the paths are used at any time for I/O. If any element of an I/O path (the cable, switch, or controller) fails, DM-Multipath s... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/dm_multipath/MPIO_description |
Chapter 65. Kafka | Chapter 65. Kafka Both producer and consumer are supported The Kafka component is used for communicating with Apache Kafka message broker. 65.1. Dependencies When using kafka with Red Hat build of Camel Spring Boot make sure to use the following Maven dependency to have support for auto configuration: <dependency> <gro... | [
"<dependency> <groupId>org.apache.camel.springboot</groupId> <artifactId>camel-kafka-starter</artifactId> </dependency>",
"kafka:topic[?options]",
"kafka:topic",
"KafkaComponent kafka = new KafkaComponent(); kafka.setBreakOnFirstError(true); camelContext.addComponent(\"kafka\", kafka);",
"KafkaIdempotentRep... | https://docs.redhat.com/en/documentation/red_hat_build_of_apache_camel/4.8/html/red_hat_build_of_apache_camel_for_spring_boot_reference/csb-camel-kafka-component-starter |
Chapter 6. Generating a catalog | Chapter 6. Generating a catalog 6.1. Overview By default, every Kaoto release includes the latest Camel version available at the moment of the build, nevertheless, generating a different set of catalogs is possible. 6.2. Catalog generator CLI Kaoto provides a Camel catalog generator CLI to ease this process, it support... | [
"./mvnw install",
"./mvnw package; java -jar ./target/catalog-generator-0.0.1-SNAPSHOT.jar -o ./dist/camel-catalog -k 4.6.0 -m 4.6.0 -n \"My Catalog\"",
"-m,--main <version> Camel Main version. If not specified, it will use the generator installed version -q,--quarkus <version> Camel Extensions for Quarkus vers... | https://docs.redhat.com/en/documentation/red_hat_build_of_apache_camel/4.8/html/kaoto/generating-catalog |
Chapter 22. Setting up social authentication | Chapter 22. Setting up social authentication Authentication methods simplify logins for end users, offering single sign-ons by using existing login information to sign in to a third party website rather than creating a new login account specifically for that website. You can configure account authentication in the User... | [
"{ \"Default\": { \"users\": true }, \"Test Org\": { \"admins\": [\"admin@example.com\"], \"users\": true }, \"Test Org 2\": { \"admins\": [\"admin@example.com\", \"/^controller-[^@]+?@.*USD/i\"], \"users\": \"/^[^@].*?@example\\\\.comUSD/\" } }",
"SOCIAL_AUTH_GOOGLE_OAUTH2_ORGANIZATION_MAP = {} SOCIAL_AUTH_GITHU... | https://docs.redhat.com/en/documentation/red_hat_ansible_automation_platform/2.4/html/automation_controller_administration_guide/assembly-controller-set-up-social-authentication |
How to Configure Server Security | How to Configure Server Security Red Hat JBoss Enterprise Application Platform 7.4 Instructions for securing Red Hat JBoss Enterprise Application Platform and its management interfaces. Red Hat Customer Content Services | null | https://docs.redhat.com/en/documentation/red_hat_jboss_enterprise_application_platform/7.4/html/how_to_configure_server_security/index |
probe::irq_handler.exit | probe::irq_handler.exit Name probe::irq_handler.exit - Execution of interrupt handler completed Synopsis irq_handler.exit Values flags_str symbolic string representation of IRQ flags dev_name name of device ret return value of the handler action struct irqaction* thread_fn interrupt handler function for threaded interr... | null | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/systemtap_tapset_reference/api-irq-handler-exit |
4.359. xorg-x11-server and tigervnc | 4.359. xorg-x11-server and tigervnc 4.359.1. RHEA-2011:1602 - xorg-x11-server and tigervnc bug fix and enhancement update Updated xorg-x11-server and tigervnc packages that fix multiple bugs and add various enhancements are now available for Red Hat Enterprise Linux 6. The xorg-x11-server packages provide the X.Org sam... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/6.2_technical_notes/xorg-x11-server_and_tigervnc |
Chapter 9. Provisioning Virtual Machines on KVM (libvirt) | Chapter 9. Provisioning Virtual Machines on KVM (libvirt) Kernel-based Virtual Machines (KVMs) use an open source virtualization daemon and API called libvirt running on Red Hat Enterprise Linux. Red Hat Satellite can connect to the libvirt API on a KVM server, provision hosts on the hypervisor, and control certain vir... | [
"usermod -a -G libvirt non_root_user",
"su foreman -s /bin/bash",
"ssh-keygen",
"ssh-copy-id root@kvm.example.com",
"exit",
"satellite-maintain packages install libvirt-client",
"su foreman -s /bin/bash -c 'virsh -c qemu+ssh://root@kvm.example.com/system list'",
"qemu+ssh:// root@kvm.example.com /syst... | https://docs.redhat.com/en/documentation/red_hat_satellite/6.11/html/provisioning_hosts/provisioning_virtual_machines_on_kvm_provisioning |
1.5. Red Hat Gluster Storage Software Components and Versions | 1.5. Red Hat Gluster Storage Software Components and Versions In order to upgrade or use Red Hat Gluster Storage in conjunction with other software, you may need to know the details of each version. This table provides a summary: Table 1.3. Version Details RHGS version glusterfs and glusterfs-fuse RHGS op-version SMB N... | null | https://docs.redhat.com/en/documentation/red_hat_gluster_storage/3.5/html/installation_guide/Versions |
Chapter 8. Configuring Kafka serializers/deserializers in Java clients | Chapter 8. Configuring Kafka serializers/deserializers in Java clients This chapter provides detailed information on how to configure Kafka serializers/deserializers (SerDes) in your producer and consumer Java client applications: Section 8.1, "Service Registry serializer/deserializer configuration in client applicatio... | [
"public class SerdeConfig { public static final String REGISTRY_URL = \"apicurio.registry.url\"; 1 public static final String ID_HANDLER = \"apicurio.registry.id-handler\"; 2 public static final String ENABLE_CONFLUENT_ID_HANDLER = \"apicurio.registry.as-confluent\"; 3",
"public class SerdeConfig { public static ... | https://docs.redhat.com/en/documentation/red_hat_integration/2023.q4/html/service_registry_user_guide/configuring-kafka-client-serdes_registry |
Appendix B. LDAP Data Interchange Format | Appendix B. LDAP Data Interchange Format Red Hat Directory Server (Directory Server) uses the LDAP Data Interchange Format (LDIF) to describe a directory and directory entries in text format. LDIF is commonly used to build the initial directory database or to add large numbers of entries to the directory all at once. I... | [
"dn: distinguished_name objectClass: object_class objectClass: object_class attribute_type [; subtype ]: attribute_value"
] | https://docs.redhat.com/en/documentation/red_hat_directory_server/11/html/administration_guide/ldap_data_interchange_format |
Chapter 6. Mirroring data for hybrid and Multicloud buckets | Chapter 6. Mirroring data for hybrid and Multicloud buckets You can use the simplified process of the Multicloud Object Gateway (MCG) to span data across cloud providers and clusters. Before you create a bucket class that reflects the data management policy and mirroring, you must add a backing storage that can be used... | [
"noobaa bucketclass create placement-bucketclass mirror-to-aws --backingstores=azure-resource,aws-resource --placement Mirror",
"noobaa obc create mirrored-bucket --bucketclass=mirror-to-aws",
"apiVersion: noobaa.io/v1alpha1 kind: BucketClass metadata: labels: app: noobaa name: <bucket-class-name> namespace: op... | https://docs.redhat.com/en/documentation/red_hat_openshift_data_foundation/4.16/html/managing_hybrid_and_multicloud_resources/mirroring-data-for-hybrid-and-Multicloud-buckets |
11.2.6. Network Bridge | 11.2.6. Network Bridge A network bridge is a Link Layer device which forwards traffic between networks based on MAC addresses and is therefore also referred to as a Layer 2 device. It makes forwarding decisions based on tables of MAC addresses which it builds by learning what hosts are connected to each network. A soft... | [
"DEVICE=br0 TYPE=Bridge IPADDR=192.168.1.1 NETMASK=255.255.255.0 ONBOOT=yes BOOTPROTO=none NM_CONTROLLED=no DELAY=0",
"DEVICE=ethX TYPE=Ethernet HWADDR=AA:BB:CC:DD:EE:FF BOOTPROTO=none ONBOOT=yes NM_CONTROLLED=no BRIDGE=br0",
"service network restart",
"DEVICE=ethX TYPE=Ethernet USERCTL=no SLAVE=yes MASTER=bo... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/deployment_guide/s2-networkscripts-interfaces_network-bridge |
Chapter 4. Installing a cluster on Alibaba Cloud with customizations | Chapter 4. Installing a cluster on Alibaba Cloud with customizations In OpenShift Container Platform version 4.15, you can install a customized cluster on infrastructure that the installation program provisions on Alibaba Cloud. To customize the installation, you modify parameters in the install-config.yaml file before... | [
"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>)",
"tar -xvf openshift-install-linux.tar.g... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.15/html/installing_on_alibaba/installing-alibaba-customizations |
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/4.17/html/network_observability/network-observability-scheduling-resources |
Chapter 1. Red Hat Single Sign-On 7.6.0.GA | Chapter 1. Red Hat Single Sign-On 7.6.0.GA 1.1. Overview Red Hat is proud to announce the release of version 7.6 of Red Hat Single Sign-On (RH-SSO). RH-SSO is based on the Keycloak project, and enables you to secure your web applications by providing Web SSO capabilities based on popular standards such as OpenID Connec... | null | https://docs.redhat.com/en/documentation/red_hat_single_sign-on/7.6/html/release_notes/red_hat_single_sign_on_7_6_0_ga |
Chapter 20. Installing on RHV | Chapter 20. Installing on RHV 20.1. Preparing to install on Red Hat Virtualization (RHV) 20.1.1. Prerequisites You reviewed details about the OpenShift Container Platform installation and update processes. You have a supported combination of versions in the Support Matrix for OpenShift Container Platform on Red Hat Vir... | [
"curl -k -u <username>@<profile>:<password> \\ 1 https://<engine-fqdn>/ovirt-engine/api 2",
"curl -k -u ocpadmin@internal:pw123 https://rhv-env.virtlab.example.com/ovirt-engine/api",
"arp 10.35.1.19",
"10.35.1.19 (10.35.1.19) -- no entry",
"api.<cluster-name>.<base-domain> <ip-address> 1 *.apps.<cluster-nam... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.11/html/installing/installing-on-rhv |
1.2. Security Controls | 1.2. Security Controls Computer security is often divided into three distinct master categories, commonly referred to as controls : Physical Technical Administrative These three broad categories define the main objectives of proper security implementation. Within these controls are sub-categories that further detail th... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/security_guide/sec-security_controls |
Chapter 5. Visualizing power monitoring metrics | Chapter 5. Visualizing power monitoring metrics Important Power monitoring is a Technology Preview feature only. Technology Preview features are not supported with Red Hat production service level agreements (SLAs) and might not be functionally complete. Red Hat does not recommend using them in production. These featur... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.15/html/power_monitoring/visualizing-power-monitoring-metrics |
Chapter 35. AWS Simple Notification System Component | Chapter 35. AWS Simple Notification System Component Available as of Camel version 2.8 The SNS component allows messages to be sent to an Amazon Simple Notification Topic. The implementation of the Amazon API is provided by the AWS SDK . Prerequisites You must have a valid Amazon Web Services developer account, and be ... | [
"aws-sns://topicNameOrArn[?options]",
"aws-sns:topicNameOrArn",
"from(\"direct:start\") .to(\"aws-sns://MyTopic?amazonSNSClient=#client\");",
"AWSCredentials awsCredentials = new BasicAWSCredentials(\"myAccessKey\", \"mySecretKey\"); ClientConfiguration clientConfiguration = new ClientConfiguration(); clientC... | https://docs.redhat.com/en/documentation/red_hat_fuse/7.13/html/apache_camel_component_reference/aws-sns-component |
Chapter 6. Tuned [tuned.openshift.io/v1] | Chapter 6. Tuned [tuned.openshift.io/v1] Description Tuned is a collection of rules that allows cluster-wide deployment of node-level sysctls and more flexibility to add custom tuning specified by user needs. These rules are translated and passed to all containerized Tuned daemons running in the cluster in the format t... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.16/html/node_apis/tuned-tuned-openshift-io-v1 |
Chapter 5. Using RBAC to define and apply permissions | Chapter 5. Using RBAC to define and apply permissions 5.1. RBAC overview Role-based access control (RBAC) objects determine whether a user is allowed to perform a given action within a project. Administrators with the dedicated-admin role can use the cluster roles and bindings to control who has various access levels t... | [
"oc describe clusterrole.rbac",
"Name: admin Labels: kubernetes.io/bootstrapping=rbac-defaults Annotations: rbac.authorization.kubernetes.io/autoupdate: true PolicyRule: Resources Non-Resource URLs Resource Names Verbs --------- ----------------- -------------- ----- .packages.apps.redhat.com [] [] [* create upda... | https://docs.redhat.com/en/documentation/red_hat_openshift_service_on_aws/4/html/authentication_and_authorization/using-rbac |
Chapter 4. Manage Subsystem Configuration | Chapter 4. Manage Subsystem Configuration Low-level configuration of Red Hat Single Sign-On is done by editing the standalone.xml , standalone-ha.xml , or domain.xml file in your distribution. The location of this file depends on your operating mode . While there are endless settings you can configure here, this sectio... | [
"<subsystem xmlns=\"urn:jboss:domain:keycloak-server:1.1\"> <web-context>auth</web-context> </subsystem>",
"<spi name=\"myspi\"> <default-provider>myprovider</default-provider> <provider name=\"myprovider\" enabled=\"true\"> <properties> <property name=\"foo\" value=\"bar\"/> </properties> </provider> <provider n... | https://docs.redhat.com/en/documentation/red_hat_single_sign-on/7.4/html/server_installation_and_configuration_guide/manage_config |
16.4. Configuring a Domain Blacklist in Squid | 16.4. Configuring a Domain Blacklist in Squid Frequently, administrators want to block access to specific domains. This section describes how to configure a domain blacklist in Squid. Prerequisites Squid is configured, and users can use the proxy. Procedure Edit the /etc/squid/squid.conf file and add the following sett... | [
"acl domain_blacklist dstdomain \"/etc/squid/domain_blacklist.txt\" http_access deny all domain_blacklist",
".example.com example.net",
"systemctl restart squid"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/networking_guide/configuring-a-domain-blacklist-in-squid |
probe::nfsd.lookup | probe::nfsd.lookup Name probe::nfsd.lookup - NFS server opening or searching file for a file for client Synopsis nfsd.lookup Values filename file name client_ip the ip address of client fh file handle of parent dir(the first part is the length of the file handle) filelen the length of file name | null | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/systemtap_tapset_reference/api-nfsd-lookup |
17.16. Setting vLAN Tags | 17.16. Setting vLAN Tags virtual local area network (vLAN) tags are added using the virsh net-edit command. This tag can also be used with PCI device assignment with SR-IOV devices. For more information, see Section 16.2.3, "Configuring PCI Assignment with SR-IOV Devices" . <network> <name>ovs-net</name> <forward mode=... | [
"<network> <name>ovs-net</name> <forward mode='bridge'/> <bridge name='ovsbr0'/> <virtualport type='openvswitch'> <parameters interfaceid='09b11c53-8b5c-4eeb-8f00-d84eaa0aaa4f'/> </virtualport> <vlan trunk='yes'> <tag id='42' nativeMode='untagged'/> <tag id='47'/> </vlan> <portgroup name='dontpanic'> <vlan> <tag id... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/virtualization_deployment_and_administration_guide/sect-Virtual_Networking-Setting_vLAN_tags |
4.3. Power Management | 4.3. Power Management The Red Hat Virtualization Manager is capable of rebooting hosts that have entered a non-operational or non-responsive state, as well as preparing to power off under-utilized hosts to save power. This functionality depends on a properly configured power management device. The Red Hat Virtualizatio... | null | https://docs.redhat.com/en/documentation/red_hat_virtualization/4.3/html/technical_reference/power_management |
10.5.58. ErrorDocument | 10.5.58. ErrorDocument The ErrorDocument directive associates an HTTP response code with a message or a URL to be sent back to the client. By default, the Web server outputs a simple and usually cryptic error message when an error occurs. The ErrorDocument directive forces the Web server to instead output a customized ... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/4/html/reference_guide/s2-apache-errordocument |
Chapter 1. Configuring Red Hat build of Keycloak | Chapter 1. Configuring Red Hat build of Keycloak This chapter explains the configuration methods for Red Hat build of Keycloak and how to start and apply the preferred configuration. It includes configuration guidelines for optimizing Red Hat build of Keycloak for faster startup and low memory footprint. 1.1. Configuri... | [
"bin/kc.[sh|bat] start --db-url-host=mykeycloakdb",
"export KC_DB_URL_HOST=mykeycloakdb",
"db-url-host=mykeycloakdb",
"bin/kc.[sh|bat] start --help",
"db-url-host=USD{MY_DB_HOST}",
"db-url-host=USD{MY_DB_HOST:mydb}",
"bin/kc.[sh|bat] --config-file=/path/to/myconfig.conf start",
"keytool -importpass -a... | https://docs.redhat.com/en/documentation/red_hat_build_of_keycloak/26.0/html/server_configuration_guide/configuration- |
Chapter 3. Encryption and Key Management | Chapter 3. Encryption and Key Management The Red Hat Ceph Storage cluster typically resides in its own network security zone, especially when using a private storage cluster network. Important Security zone separation might be insufficient for protection if an attacker gains access to Ceph clients on the public network... | [
"encrypted: true",
"ceph orch daemon rotate-key NAME",
"ceph orch daemon rotate-key mgr.ceph-key-host01 Scheduled to rotate-key mgr.ceph-key-host01 on host 'my-host-host01-installer'",
"ceph orch restart SERVICE_TYPE",
"ceph orch restart rgw"
] | https://docs.redhat.com/en/documentation/red_hat_ceph_storage/7/html/data_security_and_hardening_guide/assembly-encryption-and-key-management |
Part II. Notable Bug Fixes | Part II. Notable Bug Fixes This part describes bugs fixed in Red Hat Enterprise Linux 7.5 that have a significant impact on users. | null | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/7.5_release_notes/bug-fixes |
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_decision_manager/7.13/html/developing_decision_services_in_red_hat_decision_manager/snip-conscious-language_developing-decision-services |
Chapter 18. DebugService | Chapter 18. DebugService 18.1. StreamAuthzTraces GET /v1/debug/authz/trace Stream authorization traces for all incoming requests. 18.1.1. Description 18.1.2. Parameters 18.1.3. Return Type Stream_result_of_v1AuthorizationTraceResponse 18.1.4. Content Type application/json 18.1.5. Responses Table 18.1. HTTP Response Cod... | [
"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/debugservice |
6.6. Networking | 6.6. Networking kernel component In cluster environment, the multicast traffic from the guest to a host can be unreliable. To work around this problem, enable multicast_querier for the bridge. The setting is located in the /sys/class/net/<bridge_name>/bridge/multicast_querier file. Note that if the setting is not avail... | [
"]# echo 1 > /sys/class/fc_host/host/issue_lip",
"]# modprobe -r bfa && modprobe bfa",
"Could not set up I/O space",
"ifconfig eth0 down ifconfig eth0 up sleep 5 dcbtool sc eth0 dcb on sleep 5 dcbtool sc eth0 pfc e:1 a:1 w:1 dcbtool sc eth0 app:fcoe e:1 a:1 w:1 service fcoe restart",
"LINKDELAY=10"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/6.5_technical_notes/networking_issues |
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_openshift_data_foundation/4.16/html/deploying_and_managing_openshift_data_foundation_using_red_hat_openstack_platform/making-open-source-more-inclusive |
Installation configuration | Installation configuration OpenShift Container Platform 4.14 Cluster-wide configuration during installations Red Hat OpenShift Documentation Team | [
"curl https://mirror.openshift.com/pub/openshift-v4/clients/butane/latest/butane --output butane",
"curl https://mirror.openshift.com/pub/openshift-v4/clients/butane/latest/butane-aarch64 --output butane",
"chmod +x butane",
"echo USDPATH",
"butane <butane_file>",
"variant: openshift version: 4.14.0 metad... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.14/html-single/installation_configuration/index |
12.3. Configuring File Associations | 12.3. Configuring File Associations 12.3.1. What Are MIME Types? In GNOME, MIME ( Multipurpose Internet Mail Extension ) types are used to identify the format of a file. The GNOME Desktop uses MIME types to: Determine which application should open a specific file format by default. Register other applications that can ... | [
"media-type / subtype-identifier",
"<?xml version=\"1.0\" encoding=\"UTF-8\"?> <mime-info xmlns=\"http://www.freedesktop.org/standards/shared-mime-info\"> <mime-type type=\"application/x-newtype\"> <comment>new mime type</comment> <glob pattern=\"*.xyz\"/> </mime-type> </mime-info>",
"[Desktop Entry] Type=Appli... | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/desktop_migration_and_administration_guide/File_Formats |
2.3. LVM Architecture Overview | 2.3. LVM Architecture Overview For the Red Hat Enterprise Linux 4 release of the Linux operating system, the original LVM1 logical volume manager was replaced by LVM2, which has a more generic kernel framework than LVM1. LVM2 provides the following improvements over LVM1: flexible capacity more efficient metadata stora... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/logical_volume_manager_administration/lvm_definition |
Chapter 17. Managing containers with Ansible | Chapter 17. Managing containers with Ansible Red Hat OpenStack Platform 17.0 uses the tripleo_container_manage Ansible role to perform management operations on containers. You can also write custom playbooks to perform specific container management operations: Collect the container configuration data that heat generate... | [
"All variables intended for modification should place placed in this file. tripleo_container_manage_hide_sensitive_logs: '{{ hide_sensitive_logs | default(true) }}' tripleo_container_manage_debug: '{{ ((ansible_verbosity | int) >= 2) | bool }}' tripleo_container_manage_clean_orphans: true All variables within this ... | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.0/html/director_installation_and_usage/assembly_managing-containers-with-ansible |
1.2. Default Cgroup Hierarchies | 1.2. Default Cgroup Hierarchies By default, systemd automatically creates a hierarchy of slice , scope and service units to provide a unified structure for the cgroup tree. With the systemctl command, you can further modify this structure by creating custom slices, as shown in Section 2.1, "Creating Control Groups" . A... | [
"├─1 /usr/lib/systemd/systemd --switched-root --system --deserialize 20 ├─user.slice │ └─user-1000.slice │ └─session-1.scope │ ├─11459 gdm-session-worker [pam/gdm-password] │ ├─11471 gnome-session --session gnome-classic │ ├─11479 dbus-launch --sh-syntax --exit-with-session │ ├─11480 /bin/dbus-daemon --fork --print... | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/resource_management_guide/sec-default_cgroup_hierarchies |
7.15. bash | 7.15. bash 7.15.1. RHBA-2015:1277 - bash bug fix update Updated bash packages that fix several bugs are now available for Red Hat Enterprise Linux 6. The bash packages provide the Bash (Bourne-again shell) shell, which is the default shell for Red Hat Enterprise Linux. Bug Fixes BZ# 1148507 Prior to this update, Bash r... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/6.7_technical_notes/package-bash |
7.229. slf4j | 7.229. slf4j 7.229.1. RHBA-2012:1239 - slf4j bug fix update Updated slf4j packages that fix one bug are now available for Red Hat Enterprise Linux 6. The Simple Logging Facade (SLF4J) for Java serves as a simple facade for various logging APIs allowing the end-user to plug in the desired implementation at deployment ti... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/6.4_technical_notes/slf4j |
Chapter 9. Importing and deploying business assets projects in Business Central | Chapter 9. Importing and deploying business assets projects in Business Central You can import a business assets project that is part of a Red Hat Decision Manager business application into Business Central and then deploy that project to a business application. Prerequisites You have a business application project run... | [
"git init git add -A git commit -m \"Initial project structure\"",
"file:///<business-application-path>/<business-application-name>-kjar"
] | https://docs.redhat.com/en/documentation/red_hat_decision_manager/7.13/html/integrating_red_hat_decision_manager_with_other_products_and_components/bus-apps-import_business-applications |
Chapter 5. Managing storage classes | Chapter 5. Managing storage classes OpenShift cluster administrators use storage classes to describe the different types of storage that is available in their cluster. These storage types can represent different quality-of-service levels, backup policies, or other custom policies set by cluster administrators. 5.1. Con... | [
"http://minio-cluster.local:9000",
"https://my-bucket.s3.us-west-2.amazonaws.com"
] | https://docs.redhat.com/en/documentation/red_hat_openshift_ai_self-managed/2.18/html/managing_resources/managing-storage-classes |
Chapter 27. Python (DEPRECATED) | Chapter 27. Python (DEPRECATED) Overview Python is a remarkably powerful dynamic programming language that is used in a wide variety of application domains. Python is often compared to Tcl, Perl, Ruby, Scheme or Java. The Python support is part of the camel-script module. Important Python in Apache Camel is deprecated ... | [
"<!-- Maven POM File --> <dependencies> <dependency> <groupId>org.apache.camel</groupId> <artifactId>camel-script</artifactId> <version>USD{camel-version}</version> </dependency> </dependencies>",
"import static org.apache.camel.builder.script.ScriptBuilder.*;",
"<camelContext> <route> <from uri=\"direct:start\... | https://docs.redhat.com/en/documentation/red_hat_fuse/7.13/html/apache_camel_development_guide/python |
Chapter 2. Creating a repository | Chapter 2. Creating a repository A repository provides a central location for storing a related set of container images. These images can be used to build applications along with their dependencies in a standardized format. Repositories are organized by namespaces. Each namespace can have multiple repositories. For exa... | [
"sudo podman pull busybox",
"Trying to pull docker.io/library/busybox Getting image source signatures Copying blob 4c892f00285e done Copying config 22667f5368 done Writing manifest to image destination Storing signatures 22667f53682a2920948d19c7133ab1c9c3f745805c14125859d20cede07f11f9",
"sudo podman tag docker.... | https://docs.redhat.com/en/documentation/red_hat_quay/3.10/html/use_red_hat_quay/use-quay-create-repo |
AMQ Clients Overview | AMQ Clients Overview Red Hat AMQ 2021.Q3 For Use with AMQ Clients 2.10 | null | https://docs.redhat.com/en/documentation/red_hat_amq/2021.q3/html/amq_clients_overview/index |
39.4. Hardware | 39.4. Hardware If you are having trouble configuring your hardware or just want to know what hardware is in your system, you can use the Hardware Browser application to display the hardware that can be probed. To start the program from the desktop, select System (the main menu on the panel) => Administration => Hardwar... | [
"00:00.0 Host bridge: ServerWorks CNB20LE Host Bridge (rev 06) 00:00.1 Host bridge: ServerWorks CNB20LE Host Bridge (rev 06) 00:01.0 VGA compatible controller: S3 Inc. Savage 4 (rev 04) 00:02.0 Ethernet controller: Intel Corp. 82557/8/9 [Ethernet Pro 100] (rev 08) 00:0f.0 ISA bridge: ServerWorks OSB4 South Bridge (... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/4/html/system_administration_guide/s1-sysinfo-hardware |
Chapter 39. HL7 | Chapter 39. HL7 The HL7 component is used for working with the HL7 MLLP protocol and HL7 v2 messages using the HAPI library . This component supports the following: HL7 MLLP codec for Mina HL7 MLLP codec for Netty Type Converter from/to HAPI and String HL7 DataFormat using the HAPI library 39.1. Dependencies When using... | [
"<dependency> <groupId>org.apache.camel.springboot</groupId> <artifactId>camel-hl7-starter</artifactId> </dependency>",
"<endpoint id=\"hl7MinaListener\" uri=\"mina:tcp://localhost:8888?sync=true&codec=#hl7codec\"/>",
"<bean id=\"hl7codec\" class=\"org.apache.camel.component.hl7.HL7MLLPCodec\"> <property na... | 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-hl7-dataformat-starter |
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