title stringlengths 4 168 | content stringlengths 7 1.74M | commands listlengths 1 5.62k ⌀ | url stringlengths 79 342 |
|---|---|---|---|
14.6.2. Domain Browsing | 14.6.2. Domain Browsing By default, a Windows NT PDC for a domain is also the domain master browser for that domain. A Samba server must be set up as a domain master server in this type of situation. Network browsing may fail if the Samba server is running WINS along with other domain controllers in operation. For subn... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/4/html/reference_guide/s2-samba-domain-browsing |
Chapter 36. Getting started with Multipath TCP | Chapter 36. Getting started with Multipath TCP Transmission Control Protocol (TCP) ensures reliable delivery of the data through the internet and automatically adjusts its bandwidth in response to network load. Multipath TCP (MPTCP) is an extension to the original TCP protocol (single-path). MPTCP enables a transport c... | [
"echo \"net.mptcp.enabled=1\" > /etc/sysctl.d/90-enable-MPTCP.conf sysctl -p /etc/sysctl.d/90-enable-MPTCP.conf",
"mptcpize run iperf3 -s Server listening on 5201",
"mptcpize iperf3 -c 127.0.0.1 -t 3",
"ss -nti '( dport :5201 )' State Recv-Q Send-Q Local Address:Port Peer Address:Port Process ESTAB 0 0 127.0.... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/configuring_and_managing_networking/getting-started-with-multipath-tcp_configuring-and-managing-networking |
Chapter 13. Configuration of SNMP traps | Chapter 13. Configuration of SNMP traps As a storage administrator, you can deploy and configure the simple network management protocol (SNMP) gateway in a Red Hat Ceph Storage cluster to receive alerts from the Prometheus Alertmanager and route them as SNMP traps to the cluster. 13.1. Simple network management protoco... | [
"dnf install -y net-snmp-utils net-snmp",
"firewall-cmd --zone=public --add-port=162/udp firewall-cmd --zone=public --add-port=162/udp --permanent",
"curl -o CEPH_MIB.txt -L https://raw.githubusercontent.com/ceph/ceph/master/monitoring/snmp/CEPH-MIB.txt scp CEPH_MIB.txt root@host02:/usr/share/snmp/mibs",
"mkd... | https://docs.redhat.com/en/documentation/red_hat_ceph_storage/5/html/operations_guide/configuration-of-snmp-traps |
23.11. Additional Resources | 23.11. Additional Resources The following sources of information provide additional resources regarding PTP and the ptp4l tools. 23.11.1. Installed Documentation ptp4l(8) man page - Describes ptp4l options including the format of the configuration file. pmc(8) man page - Describes the PTP management client and its comm... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/deployment_guide/s1-ptp_additional_resources |
Chapter 1. Introduction to Service Registry | Chapter 1. Introduction to Service Registry This chapter introduces Service Registry concepts and features and provides details on the supported artifact types that are stored in the registry: Section 1.1, "What is Service Registry?" Section 1.2, "Schema and API artifacts in Service Registry" Section 1.3, "Manage conte... | [
"{ \"type\": \"record\", \"name\": \"price\", \"namespace\": \"com.example\", \"fields\": [ { \"name\": \"symbol\", \"type\": \"string\" }, { \"name\": \"price\", \"type\": \"string\" } ] }",
"curl -X POST -H \"Content-type: application/json; artifactType=AVRO\" -H \"X-Registry-ArtifactId: share-price\" --data '{... | https://docs.redhat.com/en/documentation/red_hat_integration/2023.q4/html/service_registry_user_guide/intro-to-the-registry_registry |
35.3. Configuring the Certificate Server Component | 35.3. Configuring the Certificate Server Component To configure Certificate Server (CS) manually, open the /etc/pki/pki-tomcat/server.xml file. Set all occurrences of the sslVersionRangeStream and sslVersionRangeDatagram parameters to the following values: Alternatively, use the following command to replace the values ... | [
"sslVersionRangeStream=\"tls1_2:tls1_2\" sslVersionRangeDatagram=\"tls1_2:tls1_2\"",
"sed -i 's/tls1_[01]:tls1_2/tls1_2:tls1_2/g' /etc/pki/pki-tomcat/server.xml",
"systemctl restart pki-tomcatd@pki-tomcat.service"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/linux_domain_identity_authentication_and_policy_guide/configure-tls-cs |
Appendix A. About Service Interconnect documentation | Appendix A. About Service Interconnect documentation 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 c... | null | https://docs.redhat.com/en/documentation/red_hat_service_interconnect/1.8/html/overview/about-documentation |
Chapter 17. Inviting users to your RHACS instance | Chapter 17. Inviting users to your RHACS instance By inviting users to Red Hat Advanced Cluster Security for Kubernetes (RHACS), you can ensure that the right users have the appropriate access rights within your cluster. You can invite one or more users by assigning roles and defining the authentication provider. 17.1.... | null | https://docs.redhat.com/en/documentation/red_hat_advanced_cluster_security_for_kubernetes/4.6/html/configuring/inviting-users-to-your-rhacs-instance |
Chapter 145. XSLT | Chapter 145. XSLT Only producer is supported The XSLT component allows you to process a message using an XSLT template. This can be ideal when using Templating to generate response for requests. 145.1. Dependencies When using xslt with Red Hat build of Camel Spring Boot make sure to use the following Maven dependency t... | [
"<dependency> <groupId>org.apache.camel.springboot</groupId> <artifactId>camel-xslt-starter</artifactId> </dependency>",
"xslt:templateName[?options]",
"xslt:resourceUri",
"from(\"activemq:My.Queue\"). to(\"xslt:com/acme/mytransform.xsl\");",
"from(\"activemq:My.Queue\"). to(\"xslt:com/acme/mytransform.xsl\... | 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-xslt-component-starter |
Web console | Web console OpenShift Dedicated 4 Getting started with web console in Red Hat OpenShift Dedicated Red Hat OpenShift Documentation Team | null | https://docs.redhat.com/en/documentation/openshift_dedicated/4/html/web_console/index |
Chapter 70. Expression syntax in test scenarios | Chapter 70. Expression syntax in test scenarios The test scenarios designer supports different expression languages for both rule-based and DMN-based test scenarios. While rule-based test scenarios support the MVFLEX Expression Language (MVEL) and DMN-based test scenarios support the Friendly Enough Expression Language... | null | https://docs.redhat.com/en/documentation/red_hat_process_automation_manager/7.13/html/developing_decision_services_in_red_hat_process_automation_manager/test-designer-expressions-syntax-intro-ref |
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_openstack_platform/17.1/html/configuring_dns_as_a_service/making-open-source-more-inclusive |
Chapter 2. AMQ Streams deployment of Kafka | Chapter 2. AMQ Streams deployment of Kafka Apache Kafka components are provided for deployment to OpenShift with the AMQ Streams distribution. The Kafka components are generally run as clusters for availability. A typical deployment incorporating Kafka components might include: Kafka cluster of broker nodes ZooKeeper c... | null | https://docs.redhat.com/en/documentation/red_hat_streams_for_apache_kafka/2.5/html/amq_streams_on_openshift_overview/kafka-components_str |
Chapter 8. Known Issues | Chapter 8. Known Issues This chapter documents known problems in Red Hat Enterprise Linux 7.7. 8.1. Authentication and Interoperability Inconsistent warning message when applying an ID range change In RHEL Identity Management (IdM), you can define multiple identity ranges (ID ranges) associated with a local IdM domain ... | [
"trap keybd_trap KEYBD",
"Failed to resolve allow statement at /etc/selinux/targeted/tmp/modules/400/pcpupstream/cil:83 semodule: Failed!",
"gpgcheck=0",
"grubby --remove-args=\"spectre_v2=retpoline\" --update-kernel=DEFAULT",
"reboot",
"dracut_args --omit-drivers \"radeon\"",
"Environment=OPENSSL_ENABL... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/7.7_release_notes/known_issues |
Chapter 15. Checking and repairing a file system | Chapter 15. Checking and repairing a file system RHEL provides file system administration utilities which are capable of checking and repairing file systems. These tools are often referred to as fsck tools, where fsck is a shortened version of file system check . In most cases, these utilities are run automatically dur... | [
"dmesg --notime | tail -15 XFS (loop0): Mounting V5 Filesystem XFS (loop0): Metadata CRC error detected at xfs_agi_read_verify+0xcb/0xf0 [xfs], xfs_agi block 0x2 XFS (loop0): Unmount and run xfs_repair XFS (loop0): First 128 bytes of corrupted metadata buffer: 00000000027b3b56: 00 00 00 00 00 00 00 00 00 00 00 00 0... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/managing_file_systems/checking-and-repairing-a-file-system__managing-file-systems |
13.13. Network & Hostname | 13.13. Network & Hostname To configure essential networking features for your system, select Network & Hostname at the Installation Summary screen. Important When the installation finishes and the system boots for the first time, any network interfaces which you configured during the installation will be activated. How... | null | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/installation_guide/sect-network-hostname-configuration-ppc |
5.4. Capacity Tuning | 5.4. Capacity Tuning Read this section for an outline of memory, kernel and file system capacity, the parameters related to each, and the trade-offs involved in adjusting these parameters. To set these values temporarily during tuning, echo the desired value to the appropriate file in the proc file system. For example,... | [
"echo 1 > /proc/sys/vm/overcommit_memory",
"cat /proc/meminfo | grep MemAvailable",
"getconf PAGE_SIZE",
"grep Hugepagesize /proc/meminfo",
"sysctl kernel.msgmax",
"sysctl kernel.msgmnb",
"sysctl kernel.msgmni",
"sysctl kernel.shmall",
"sysctl kernel.shmmax",
"sysctl kernel.threads-max",
"mempag... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/performance_tuning_guide/s-memory-captun |
14.2. ID Range Assignments During Installation | 14.2. ID Range Assignments During Installation During server installation, the ipa-server-install command by default automatically assigns a random current ID range to the installed server. The setup script randomly selects a range of 200,000 IDs from a total of 10,000 possible ranges. Selecting a random range in this ... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/linux_domain_identity_authentication_and_policy_guide/id-ranges-at-install |
Chapter 10. Managing errata | Chapter 10. Managing errata As a part of Red Hat's quality control and release process, we provide customers with updates for each release of official Red Hat RPMs. Red Hat compiles groups of related packages into an erratum along with an advisory that provides a description of the update. There are three types of advi... | [
"parameter operator value",
"type = security and package_name = kernel",
"hammer erratum list",
"hammer erratum info --id erratum_ID",
"hammer erratum list --product-id 7 --search \"bug = 1213000 or bug = 1207972\" --errata-restrict-applicable 1 --order \"type desc\"",
"hammer content-view filter create -... | https://docs.redhat.com/en/documentation/red_hat_satellite/6.15/html/managing_content/Managing_Errata_content-management |
Chapter 28. domain | Chapter 28. domain This chapter describes the commands under the domain command. 28.1. domain create Create new domain Usage: Table 28.1. Positional arguments Value Summary <domain-name> New domain name Table 28.2. Command arguments Value Summary -h, --help Show this help message and exit --description <description> Ne... | [
"openstack domain create [-h] [-f {json,shell,table,value,yaml}] [-c COLUMN] [--noindent] [--prefix PREFIX] [--max-width <integer>] [--fit-width] [--print-empty] [--description <description>] [--enable | --disable] [--or-show] [--immutable | --no-immutable] <domain-name>",
"openstack domain delete [-h] <domain> [... | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.1/html/command_line_interface_reference/domain |
Chapter 1. Support policy | Chapter 1. Support policy Red Hat will support select major versions of Red Hat build of OpenJDK in its products. For consistency, these are the same versions that Oracle designates as long-term support (LTS) for the Oracle JDK. A major version of Red Hat build of OpenJDK will be supported for a minimum of six years fr... | null | https://docs.redhat.com/en/documentation/red_hat_build_of_openjdk/8/html/release_notes_for_red_hat_build_of_openjdk_8.0.412/openjdk8-support-policy |
4.16. Thumbnail Protection | 4.16. Thumbnail Protection The thumbnail icons can potentially allow an attacker to break into a locked machine using removable media, such as USB devices or CDs. When the system detects a removable media, the Nautilus file manager executes the thumbnail driver code to display thumbnail icons in an appropriate file bro... | null | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/selinux_users_and_administrators_guide/sect-thumbnail_protection |
High Availability Add-On Overview | High Availability Add-On Overview Red Hat Enterprise Linux 6 Overview of the High Availability Add-On for Red Hat Enterprise Linux Steven Levine Red Hat Customer Content Services slevine@redhat.com John Ha Red Hat Engineering Content Services | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/high_availability_add-on_overview/index |
Chapter 3. User tasks | Chapter 3. User tasks 3.1. Creating applications from installed Operators This guide walks developers through an example of creating applications from an installed Operator using the OpenShift Container Platform web console. 3.1.1. Creating an etcd cluster using an Operator This procedure walks through creating a new e... | [
"oc get csv",
"oc policy add-role-to-user edit <user> -n <target_project>",
"oc get packagemanifests -n openshift-marketplace",
"NAME CATALOG AGE 3scale-operator Red Hat Operators 91m advanced-cluster-management Red Hat Operators 91m amq7-cert-manager Red Hat Operators 91m couchbase-enterprise-certified Certi... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.7/html/operators/user-tasks |
4.3.9. Splitting a Volume Group | 4.3.9. Splitting a Volume Group To split the physical volumes of a volume group and create a new volume group, use the vgsplit command. Logical volumes cannot be split between volume groups. Each existing logical volume must be entirely on the physical volumes forming either the old or the new volume group. If necessar... | [
"vgsplit bigvg smallvg /dev/ram15 Volume group \"smallvg\" successfully split from \"bigvg\""
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/4/html/cluster_logical_volume_manager/VG_split |
Chapter 1. Hosted control planes overview | Chapter 1. Hosted control planes overview You can deploy OpenShift Container Platform clusters by using two different control plane configurations: standalone or hosted control planes. The standalone configuration uses dedicated virtual machines or physical machines to host the control plane. With hosted control planes... | [
"apiVersion: v1 data: supported-versions: '{\"versions\":[\"4.16\"]}' kind: ConfigMap metadata: labels: hypershift.openshift.io/supported-versions: \"true\" name: supported-versions namespace: hypershift"
] | https://docs.redhat.com/en/documentation/openshift_container_platform/4.16/html/hosted_control_planes/hosted-control-planes-overview |
Chapter 7. Migration from previous versions of .NET | Chapter 7. Migration from versions of .NET 7.1. Migration from versions of .NET Microsoft provides instructions for migrating from most versions of .NET Core. If you are using a version of .NET that is no longer supported or want to migrate to a newer .NET version to expand functionality, see the following articles: Mi... | null | https://docs.redhat.com/en/documentation/net/8.0/html/getting_started_with_.net_on_rhel_8/assembly_dotnet-migration_getting-started-with-dotnet-on-rhel-8 |
function::is_sig_blocked | function::is_sig_blocked Name function::is_sig_blocked - Returns 1 if the signal is currently blocked, or 0 if it is not Synopsis Arguments task address of the task_struct to query. sig the signal number to test. | [
"is_sig_blocked:long(task:long,sig:long)"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/systemtap_tapset_reference/api-is-sig-blocked |
Chapter 2. The Go compiler | Chapter 2. The Go compiler The Go compiler is a build tool and dependency manager for the Go programming language. It offers error checking and optimization of your code. 2.1. Prerequisites Go Toolset is installed. For more information, see Installing Go Toolset . 2.2. Setting up a Go workspace To compile a Go program,... | [
"echo 'export GOPATH=< workspace_dir >' >> USDHOME/.bashrc source USDHOME/.bashrc",
"go build -o < output_file > < go_main_package >",
"go build -o < output_file > < go_main_package >",
"./< file_name >",
"go install < go_project >",
"go install < go_project >",
"go install < third_party_go_project >",
... | https://docs.redhat.com/en/documentation/red_hat_developer_tools/1/html/using_go_1.22_toolset/assembly_the-go-compiler_using-go-toolset |
Chapter 6. Content distribution with Red Hat Quay | Chapter 6. Content distribution with Red Hat Quay Content distribution features in Red Hat Quay include: Repository mirroring Geo-replication Deployment in air-gapped environments 6.1. Repository mirroring Red Hat Quay repository mirroring lets you mirror images from external container registries, or another local regi... | null | https://docs.redhat.com/en/documentation/red_hat_quay/3/html/red_hat_quay_architecture/content-distrib-intro |
B.3.2. Web Server Configuration | B.3.2. Web Server Configuration The following procedure configures an Apache HTTP server. Ensure that the Apache HTTP server is installed on each node in the cluster. You also need the wget tool installed on the cluster to be able to check the status of Apache. On each node, execute the following command. In order for ... | [
"yum install -y httpd wget",
"<Location /server-status> SetHandler server-status Order deny,allow Deny from all Allow from 127.0.0.1 </Location>",
"mount /dev/my_vg/my_lv /var/www/ mkdir /var/www/html mkdir /var/www/cgi-bin mkdir /var/www/error restorecon -R /var/www cat <<-END >/var/www/html/index.html <html> ... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/configuring_the_red_hat_high_availability_add-on_with_pacemaker/s1-webserversetup-HAAA |
Release notes | Release notes OpenShift Container Platform 4.18 Highlights of what is new and what has changed with this OpenShift Container Platform release Red Hat OpenShift Documentation Team | [
"conditionalGathererEndpoint: https://console.redhat.com/api/gathering/v2/%s/gathering_rules",
"oc patch featuregates cluster -p '{\"spec\": {\"featureSet\": \"TechPreviewNoUpgrade\"}}' --type=merge",
"Warning: unknown field \"metadata\" You don't have any projects. You can try to create a new project, by runni... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html-single/release_notes/index |
Chapter 8. Monitoring application health by using health checks | Chapter 8. Monitoring application health by using health checks In software systems, components can become unhealthy due to transient issues such as temporary connectivity loss, configuration errors, or problems with external dependencies. OpenShift Container Platform applications have a number of options to detect and... | [
"apiVersion: v1 kind: Pod metadata: labels: test: health-check name: my-application spec: containers: - name: goproxy-app 1 args: image: k8s.gcr.io/goproxy:0.1 2 readinessProbe: 3 exec: 4 command: 5 - cat - /tmp/healthy",
"apiVersion: v1 kind: Pod metadata: labels: test: health-check name: my-application spec: co... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.7/html/applications/application-health |
Chapter 4. Disabling the resource optimization service | Chapter 4. Disabling the resource optimization service 4.1. Removing resource optimization files and data Using Ansible to disable the resource optimization service Perform the following steps on each system to disable and uninstall the resource optimization service. Procedure Download the Ansible Playbook with the fol... | [
"curl -O https://raw.githubusercontent.com/RedHatInsights/ros-backend/v1.0/ansible-playbooks/ros_disable.yml",
"ansible-playbook -c local ros_disable_and_clean_up.yml",
"LOCALHOSTNAME n y PCP_LOG_DIR/pmlogger/ros -r -T24h10m -c config.ros -v 100Mb",
"sudo systemctl pmcd pmlogger",
"sudo rm /var/lib/pcp/conf... | https://docs.redhat.com/en/documentation/red_hat_insights/1-latest/html/assessing_and_monitoring_rhel_resource_optimization_with_insights_for_red_hat_enterprise_linux_with_fedramp/assembly-ros-disable |
Chapter 1. Architecture of OpenShift AI | Chapter 1. Architecture of OpenShift AI Red Hat OpenShift AI is a fully Red Hat managed cloud service that is available as an add-on to Red Hat OpenShift Dedicated and to Red Hat OpenShift Service on Amazon Web Services (ROSA Classic). OpenShift AI integrates the following components and services: At the service layer:... | null | https://docs.redhat.com/en/documentation/red_hat_openshift_ai_cloud_service/1/html/installing_and_uninstalling_openshift_ai_cloud_service/architecture-of-openshift-ai_install |
Chapter 27. Analyzing system performance with BPF Compiler Collection | Chapter 27. Analyzing system performance with BPF Compiler Collection As a system administrator, you can use the BPF Compiler Collection (BCC) library to create tools for analyzing the performance of your Linux operating system and gathering information, which could be difficult to obtain through other interfaces. 27.1... | [
"dnf install bcc-tools",
"ls -l /usr/share/bcc/tools/ -rwxr-xr-x. 1 root root 4198 Dec 14 17:53 dcsnoop -rwxr-xr-x. 1 root root 3931 Dec 14 17:53 dcstat -rwxr-xr-x. 1 root root 20040 Dec 14 17:53 deadlock_detector -rw-r--r--. 1 root root 7105 Dec 14 17:53 deadlock_detector.c drwxr-xr-x. 3 root root 8192 Mar 11 10... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/managing_monitoring_and_updating_the_kernel/analyzing-system-performance-with-bpf-compiler_collection_managing-monitoring-and-updating-the-kernel |
4.5.5. Quorum Disk Configuration | 4.5.5. Quorum Disk Configuration Clicking on the QDisk tab displays the Quorum Disk Configuration page, which provides an interface for configuring quorum disk parameters if you need to use a quorum disk. Note Quorum disk parameters and heuristics depend on the site environment and the special requirements needed. To u... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/cluster_administration/s1-config-qdisk-conga-CA |
Appendix E. Securing Red Hat Virtualization | Appendix E. Securing Red Hat Virtualization This information is specific to Red Hat Virtualization. It does not cover fundamental security practices related to any of the following: Disabling unnecessary services Authentication Authorization Accounting Penetration testing and hardening of non-RHV services Encryption of... | null | https://docs.redhat.com/en/documentation/red_hat_virtualization/4.4/html/installing_red_hat_virtualization_as_a_standalone_manager_with_remote_databases/security |
Part V. Known Issues | Part V. Known Issues This part documents known problems in Red Hat Enterprise Linux 7.6. | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/7.6_release_notes/known-issues |
Chapter 4. API index | Chapter 4. API index API API group AdminNetworkPolicy policy.networking.k8s.io/v1alpha1 AdminPolicyBasedExternalRoute k8s.ovn.org/v1 AlertingRule monitoring.openshift.io/v1 Alertmanager monitoring.coreos.com/v1 AlertmanagerConfig monitoring.coreos.com/v1beta1 AlertRelabelConfig monitoring.openshift.io/v1 APIRequestCoun... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.17/html/api_overview/api-index |
Chapter 2. Host Security | Chapter 2. Host Security 2.1. Why Host Security Matters When deploying virtualization technologies, you must ensure that the host physical machine and its operating system cannot be compromised. In this case the host is a Red Hat Enterprise Linux system that manages the system, devices, memory and networks as well as a... | [
"lvcreate -n NewVolumeName -L 5G volumegroup",
"mke2fs -j /dev/volumegroup/NewVolumeName",
"mkdir /virtstorage",
"mount /dev/volumegroup/NewVolumeName /virtstorage",
"semanage fcontext -a -t virt_image_t \"/virtstorage(/.*)?\"",
"/virtstorage(/.*)? system_u:object_r:virt_image_t:s0",
"restorecon -R -v /... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/virtualization_security_guide/chap-virtualization_security_guide-host_security |
Appendix B. Revision history | Appendix B. Revision history 0.0-9 Tue March 18 2025, Gabriela Fialova ( gfialova@redhat.com ) Added a Known Issue in RHEL-82566 (Installer) 0.0-8 Tue March 11 2025, Gabriela Fialova ( gfialova@redhat.com ) Updated a Deprecated functionality in RHEL-30730 (Filesystems and storage) 0.0-7 Thu March 6 2025, Gabriela Fialo... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/9.5_release_notes/revision_history |
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/4.17/html/deploying_openshift_data_foundation_using_ibm_power/making-open-source-more-inclusive |
2.4. Security | 2.4. Security KVM virtual machines use the following features to improve their security: SELinux Security-Enhanced Linux, or SELinux, provides Mandatory Access Control (MAC) for all Linux systems, and thus benefits also Linux guests. Under the control of SELinux, all processes and files are given a type , and their acc... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/virtualization_getting_started_guide/sec-virtualization_getting_started-advantages-security |
Chapter 60. project | Chapter 60. project This chapter describes the commands under the project command. 60.1. project create Create new project Usage: Table 60.1. Positional Arguments Value Summary <project-name> New project name Table 60.2. Optional Arguments Value Summary -h, --help Show this help message and exit --domain <domain> Domai... | [
"openstack project create [-h] [-f {json,shell,table,value,yaml}] [-c COLUMN] [--noindent] [--prefix PREFIX] [--max-width <integer>] [--fit-width] [--print-empty] [--domain <domain>] [--parent <project>] [--description <description>] [--enable | --disable] [--property <key=value>] [--or-show] [--tag <tag>] <project... | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/16.0/html/command_line_interface_reference/project |
Chapter 18. Improving cluster stability in high latency environments using worker latency profiles | Chapter 18. Improving cluster stability in high latency environments using worker latency profiles If the cluster administrator has performed latency tests for platform verification, they can discover the need to adjust the operation of the cluster to ensure stability in cases of high latency. The cluster administrator... | [
"openshift-install create manifests --dir=<cluster-install-dir>",
"vi <cluster-install-dir>/manifests/config-node-default-profile.yaml",
"apiVersion: config.openshift.io/v1 kind: Node metadata: name: cluster spec: workerLatencyProfile: \"Default\"",
"oc edit nodes.config/cluster",
"apiVersion: config.opensh... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.17/html/scalability_and_performance/scaling-worker-latency-profiles |
Chapter 5. Testing the configured back ends | Chapter 5. Testing the configured back ends After you deploy the back ends to the overcloud, test that you can successfully create volumes on them. Procedure Run the following command as the stack user to load the environment variables defined in home/stack/overcloudrec : Note For more information, see Accessing the ov... | [
"source /home/stack/overcloudrc",
"cinder type-create backend1 cinder type-create backend2",
"cinder type-key backend1 set volume_backend_name=netapp1 cinder type-key backend2 set volume_backend_name=netapp2",
"cinder create --volume-type backend1 --display_name netappvolume_1 1",
"cinder create --volume-ty... | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.0/html/custom_block_storage_back_end_deployment_guide/proc_testing-configured-back-ends_custom-cinder-back-end |
Providing feedback on JBoss EAP documentation | Providing feedback on JBoss EAP documentation To report an error or to improve our documentation, log in to your Red Hat Jira account and submit an issue. If you do not have a Red Hat Jira account, then you will be prompted to create an account. Procedure Click the following link to create a ticket . Please include the... | null | https://docs.redhat.com/en/documentation/red_hat_jboss_enterprise_application_platform/7.4/html/red_hat_jboss_eap_xp_4.0.0_release_notes/proc_providing-feedback-on-red-hat-documentation_default |
Chapter 2. Configuring the Cluster Samples Operator | Chapter 2. Configuring the Cluster Samples Operator The Cluster Samples Operator, which operates in the openshift namespace, installs and updates the Red Hat Enterprise Linux (RHEL)-based OpenShift Container Platform image streams and OpenShift Container Platform templates. Cluster Samples Operator is being downsized S... | [
"apiVersion: samples.operator.openshift.io/v1 kind: Config metadata: name: cluster spec: architectures: - x86_64 managementState: Removed",
"oc edit configs.samples.operator.openshift.io/cluster -o yaml",
"apiVersion: samples.operator.openshift.io/v1 kind: Config",
"oc tag -d <image_stream_name:tag>",
"Dele... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.14/html/images/configuring-samples-operator |
Chapter 13. Configuring IP failover | Chapter 13. Configuring IP failover This topic describes configuring IP failover for pods and services on your OpenShift Container Platform cluster. IP failover uses Keepalived to host a set of externally accessible Virtual IP (VIP) addresses on a set of hosts. Each VIP address is only serviced by a single host at a ti... | [
"oc create sa ipfailover",
"oc adm policy add-scc-to-user privileged -z ipfailover",
"oc adm policy add-scc-to-user hostnetwork -z ipfailover",
"openstack port show <cluster_name> -c allowed_address_pairs",
"*Field* *Value* allowed_address_pairs ip_address='192.168.0.5', mac_address='fa:16:3e:31:f9:cb' ip_a... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.12/html/networking/configuring-ipfailover |
Chapter 4. Enabling monitoring for user-defined projects | Chapter 4. Enabling monitoring for user-defined projects In OpenShift Container Platform 4.9, you can enable monitoring for user-defined projects in addition to the default platform monitoring. You can now monitor your own projects in OpenShift Container Platform without the need for an additional monitoring solution. ... | [
"oc -n openshift-monitoring edit configmap cluster-monitoring-config",
"apiVersion: v1 kind: ConfigMap metadata: name: cluster-monitoring-config namespace: openshift-monitoring data: config.yaml: | enableUserWorkload: true 1",
"oc -n openshift-user-workload-monitoring get pod",
"NAME READY STATUS RESTARTS AGE... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.9/html/monitoring/enabling-monitoring-for-user-defined-projects |
E.5. Additional Resources | E.5. Additional Resources Below are additional sources of information about the proc file system. Installable Documentation /usr/share/doc/kernel-doc- kernel_version /Documentation/ - This directory, which is provided by the kernel-doc package, contains documentation about the proc file system. Before accessing the ker... | [
"~]# yum install kernel-doc"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/deployment_guide/s1-proc-additional-resources |
probe::netdev.change_rx_flag | probe::netdev.change_rx_flag Name probe::netdev.change_rx_flag - Called when the device RX flag will be changed Synopsis netdev.change_rx_flag Values flags The new flags dev_name The device that will be changed | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/systemtap_tapset_reference/api-netdev-change-rx-flag |
Chapter 1. Notification of name change to Streams for Apache Kafka | Chapter 1. Notification of name change to Streams for Apache Kafka AMQ Streams is being renamed as streams for Apache Kafka as part of a branding effort. This change aims to increase awareness among customers of Red Hat's product for Apache Kafka. During this transition period, you may encounter references to the old n... | null | https://docs.redhat.com/en/documentation/red_hat_streams_for_apache_kafka/2.9/html/release_notes_for_streams_for_apache_kafka_2.9_on_rhel/ref-name-change-str |
Chapter 5. Using the Red Hat Satellite API | Chapter 5. Using the Red Hat Satellite API This chapter provides a range of examples of how to use the Red Hat Satellite API to perform different tasks. You can use the API on Satellite Server via HTTPS on port 443, or on Capsule Server via HTTPS on port 8443. You can address these different port requirements within th... | [
"url = 'https:// satellite.example.com /api/v2/' capsule_url = 'https:// capsule.example.com :8443/api/v2/' katello_url = 'https:// satellite.example.com /katello/api/v2/'",
"curl --request GET --insecure --user sat_username:sat_password https:// satellite.example.com /api/v2/hosts | python3 -m json.tool",
"{ \... | https://docs.redhat.com/en/documentation/red_hat_satellite/6.15/html/api_guide/chap-red_hat_satellite-api_guide-using_the_red_hat_satellite_api |
A.2. Installed Documentation | A.2. Installed Documentation scl (1) - The man page for the scl tool for enabling Software Collections and running programs in Software Collection's environment. scl --help - General usage information for the scl tool for enabling Software Collections and running programs in Software Collection's environment. rpmbuild ... | null | https://docs.redhat.com/en/documentation/red_hat_software_collections/3/html/packaging_guide/sect-installed_documentation |
Chapter 4. Testing your Eclipse Vert.x application with JUnit | Chapter 4. Testing your Eclipse Vert.x application with JUnit After you build your Eclipse Vert.x application in the getting-started project, test your application with the JUnit 5 framework to ensure that it runs as expected. The following two dependencies in the Eclipse Vert.x pom.xml file are used for JUnit 5 testin... | [
"<dependency> <groupId>io.vertx</groupId> <artifactId>vertx-junit5</artifactId> <scope>test</scope> </dependency> <dependency> <groupId>org.junit.jupiter</groupId> <artifactId>junit-jupiter-engine</artifactId> <version>5.4.0</version> <scope>test</scope> </dependency>",
"<plugin> <groupId>org.apache.maven.plugins... | https://docs.redhat.com/en/documentation/red_hat_build_of_eclipse_vert.x/4.3/html/getting_started_with_eclipse_vert.x/proc-testing-vertx-application-using-junit_vertx |
Chapter 1. Monitoring overview | Chapter 1. Monitoring overview 1.1. About OpenShift Container Platform monitoring OpenShift Container Platform includes a preconfigured, preinstalled, and self-updating monitoring stack that provides monitoring for core platform components. You also have the option to enable monitoring for user-defined projects . A clu... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.11/html/monitoring/monitoring-overview |
Chapter 64. security | Chapter 64. security This chapter describes the commands under the security command. 64.1. security group create Create a new security group Usage: Table 64.1. Positional arguments Value Summary <name> New security group name Table 64.2. Command arguments Value Summary -h, --help Show this help message and exit --extra... | [
"openstack security group create [-h] [-f {json,shell,table,value,yaml}] [-c COLUMN] [--noindent] [--prefix PREFIX] [--max-width <integer>] [--fit-width] [--print-empty] [--extra-property type=<property_type>,name=<property_name>,value=<property_value>] [--description <description>] [--project <project>] [--statefu... | https://docs.redhat.com/en/documentation/red_hat_openstack_services_on_openshift/18.0/html/command_line_interface_reference/security |
Chapter 2. Requirements for bare metal provisioning | Chapter 2. Requirements for bare metal provisioning To provide an overcloud where cloud users can launch bare metal instances, your Red Hat OpenStack Platform (RHOSP) environment must have the required hardware and network configuration. 2.1. Hardware requirements The hardware requirements for the bare metal machines t... | null | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.0/html/bare_metal_provisioning/assembly_requirements-for-bare-metal-provisioning |
Chapter 1. Introduction to Red Hat software certification program | Chapter 1. Introduction to Red Hat software certification program Use this guide to certify and distribute your software application product on the Red Hat Enterprise Linux and Red Hat OpenShift platforms. 1.1. The Red Hat certification program overview The Red Hat software certification program ensures compatibility o... | [
"For example: {Partner Certification} Error occurred while submitting certification test results using the Red Hat Certification application."
] | https://docs.redhat.com/en/documentation/red_hat_software_certification/2025/html/red_hat_software_certification_workflow_guide/assembly_introduction-to-redhat-openshift-operator-certification_openshift-sw-cert-workflow |
4.8.2. Modifying a Failover Domain | 4.8.2. Modifying a Failover Domain To modify a failover domain, follow the steps in this section. From the cluster-specific page, you can configure Failover Domains for that cluster by clicking on Failover Domains along the top of the cluster display. This displays the failover domains that have been configured for thi... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/cluster_administration/s2-config-modify-failoverdm-conga-ca |
Chapter 13. Configuring AWS STS for Red Hat Quay | Chapter 13. Configuring AWS STS for Red Hat Quay Support for Amazon Web Services (AWS) Security Token Service (STS) is available for standalone Red Hat Quay deployments and Red Hat Quay on OpenShift Container Platform. AWS STS is a web service for requesting temporary, limited-privilege credentials for AWS Identity and... | [
"{ \"Version\": \"2012-10-17\", \"Statement\": [ { \"Sid\": \"Statement1\", \"Effect\": \"Allow\", \"Principal\": {}, \"Action\": \"sts:AssumeRole\" } ] }",
"{ \"Version\": \"2012-10-17\", \"Statement\": [ { \"Sid\": \"Statement1\", \"Effect\": \"Allow\", \"Principal\": { \"AWS\": \"arn:aws:iam::123492922789:user... | https://docs.redhat.com/en/documentation/red_hat_quay/3.13/html/manage_red_hat_quay/configuring-aws-sts-quay |
9.4. Configuring Publishing to an LDAP Directory | 9.4. Configuring Publishing to an LDAP Directory The general process to configure publishing involves setting up a publisher to publish the certificates or CRLs to the specific location. There can be a single publisher or multiple publishers, depending on how many locations will be used. The locations can be split by c... | [
"pkiconsole https://server.example.com:8443/ca"
] | https://docs.redhat.com/en/documentation/red_hat_certificate_system/10/html/administration_guide/Configuring_Publishers_for_LDAP_Publishing |
Chapter 6. Installing a cluster on AWS with network customizations | Chapter 6. Installing a cluster on AWS with network customizations In OpenShift Container Platform version 4.12, you can install a cluster on Amazon Web Services (AWS) with customized network configuration options. By customizing your network configuration, your cluster can coexist with existing IP address allocations ... | [
"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/4.12/html/installing_on_aws/installing-aws-network-customizations |
21.9. Live Migration Errors | 21.9. Live Migration Errors There may be cases where a live migration causes the memory contents to be re-transferred over and over again. This process causes the guest to be in a state where it is constantly writing to memory and therefore will slow down migration. If this should occur, and the guest is writing more t... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/virtualization_administration_guide/live-migration-errors |
Chapter 2. Ceph block devices | Chapter 2. Ceph block devices As a storage administrator, being familiar with Ceph's block device commands can help you effectively manage the Red Hat Ceph Storage cluster. You can create and manage block devices pools and images, along with enabling and disabling the various features of Ceph block devices. 2.1. Prereq... | [
"rbd help COMMAND SUBCOMMAND",
"rbd help snap list",
"ceph osd pool create POOL_NAME PG_NUM ceph osd pool application enable POOL_NAME rbd rbd pool init -p POOL_NAME",
"ceph osd pool create pool1 ceph osd pool application enable pool1 rbd rbd pool init -p pool1",
"rbd create IMAGE_NAME --size MEGABYTES --po... | https://docs.redhat.com/en/documentation/red_hat_ceph_storage/5/html/block_device_guide/ceph-block-devices |
Chapter 11. PMML model examples | Chapter 11. PMML model examples PMML defines an XML schema that enables PMML models to be used between different PMML-compliant platforms. The PMML specification enables multiple software platforms to work with the same file for authoring, testing, and production execution, assuming producer and consumer conformance ar... | [
"<PMML version=\"4.2\" xsi:schemaLocation=\"http://www.dmg.org/PMML-4_2 http://www.dmg.org/v4-2-1/pmml-4-2.xsd\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns=\"http://www.dmg.org/PMML-4_2\"> <Header copyright=\"JBoss\"/> <DataDictionary numberOfFields=\"5\"> <DataField dataType=\"double\" name=\"fl... | https://docs.redhat.com/en/documentation/red_hat_decision_manager/7.13/html/developing_decision_services_in_red_hat_decision_manager/pmml-examples-ref_pmml-models |
4.2. Configuring Single Sign-On for Virtual Machines | 4.2. Configuring Single Sign-On for Virtual Machines Configuring single sign-on, also known as password delegation, allows you to automatically log in to a virtual machine using the credentials you use to log in to the VM Portal. Single sign-on can be used on both Red Hat Enterprise Linux and Windows virtual machines. ... | [
"subscription-manager repos --enable=rhel-6-server-rhv-4-agent-rpms",
"subscription-manager repos --enable=rhel-7-server-rh-common-rpms",
"yum install ovirt-guest-agent-common ovirt-guest-agent-pam-module ovirt-guest-agent-gdm-plugin ipa-client",
"ipa-client-install --permit --mkhomedir",
"ipa-client-instal... | https://docs.redhat.com/en/documentation/red_hat_virtualization/4.4/html/virtual_machine_management_guide/sect-configuring_single_sign-on_for_virtual_machines |
Chapter 29. Deploying and testing the IT order case project | Chapter 29. Deploying and testing the IT order case project After you create and define all components of the new IT_Orders_New case project, deploy and test the new project. Prerequisites You have a running KIE Server instance connected to Business Central. For more information see Installing and configuring Red Hat P... | null | https://docs.redhat.com/en/documentation/red_hat_process_automation_manager/7.13/html/getting_started_with_red_hat_process_automation_manager/case-management-deploy-test-proc |
probe::nfs.aop.set_page_dirty | probe::nfs.aop.set_page_dirty Name probe::nfs.aop.set_page_dirty - NFS client marking page as dirty Synopsis nfs.aop.set_page_dirty Values __page the address of page page_flag page flags Description This probe attaches to the generic __set_page_dirty_nobuffers function. Thus, this probe is going to fire on many other f... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/systemtap_tapset_reference/api-nfs-aop-set-page-dirty |
Chapter 56. Compiler and Tools | Chapter 56. Compiler and Tools Memory consumption of applications using libcurl grows with each TLS connection The Network Security Services (NSS) PK11_DestroyGenericObject() function does not release resources allocated by PK11_CreateGenericObject() early enough. Consequently, the memory allocated by applications usin... | [
"echo 1 > /proc/sys/kernel/nmi_watchdog operf some_examined_program opreport",
"trap keybd_trap KEYBD"
] | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/7.5_release_notes/known_issues_compiler_and_tools |
25.11. Additional Resources | 25.11. Additional Resources Refer to Section 24.7, "Additional Resources" for more information about the Apache HTTP Server. 25.11.1. Useful Websites http://www.modssl.org/ - The mod_ssl website is the definitive source for information about mod_ssl . The website includes a wealth of documentation, including a User Man... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/4/html/system_administration_guide/Apache_HTTP_Secure_Server_Configuration-Additional_Resources |
Building applications | Building applications OpenShift Container Platform 4.18 Creating and managing applications on OpenShift Container Platform Red Hat OpenShift Documentation Team | [
"oc new-project <project_name> --description=\"<description>\" --display-name=\"<display_name>\"",
"oc new-project hello-openshift --description=\"This is an example project\" --display-name=\"Hello OpenShift\"",
"oc get projects",
"oc project <project_name>",
"apiVersion: operator.openshift.io/v1 kind: Con... | https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html-single/building_applications/index |
Chapter 2. Developing and deploying a Node.js application | Chapter 2. Developing and deploying a Node.js application You can create new Node.js applications and deploy them to OpenShift. 2.1. Developing a Node.js application For a basic Node.js application, you must create a JavaScript file containing Node.js methods. Prerequisites npm installed. Procedure Create a new directo... | [
"mkdir myApp cd MyApp",
"cd myApp npm init",
"const http = require('http'); const server = http.createServer((request, response) => { response.statusCode = 200; response.setHeader('Content-Type', 'application/json'); const greeting = {content: 'Hello, World!'}; response.write(JSON.stringify(greeting)); response... | https://docs.redhat.com/en/documentation/red_hat_build_of_node.js/22/html/node.js_runtime_guide/developing-and-deploying-a-nodejs-application_introduction-to-application-development-with-runtime |
Chapter 2. GFS2 Configuration and Operational Considerations | Chapter 2. GFS2 Configuration and Operational Considerations The Global File System 2 (GFS2) file system allows several computers ("nodes") in a cluster to cooperatively share the same storage. To achieve this cooperation and maintain data consistency among the nodes, the nodes employ a cluster-wide locking scheme for ... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/global_file_system_2/ch-considerations |
Appendix A. Additional resources for tested deployment models | Appendix A. Additional resources for tested deployment models This appendix provides a reference for the additional resources relevant to the tested deployment models outlined in Tested deployment models. For additional information about each of the tested topologies described in this document, see the test-topologies ... | null | https://docs.redhat.com/en/documentation/red_hat_ansible_automation_platform/2.5/html/tested_deployment_models/appendix-topology-resources |
Chapter 15. Deleting applications | Chapter 15. Deleting applications You can delete applications created in your project. 15.1. Deleting applications using the Developer perspective You can delete an application and all of its associated components using the Topology view in the Developer perspective: Click the application you want to delete to see the ... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.9/html/building_applications/odc-deleting-applications |
Chapter 1. Telemetry data collection | Chapter 1. Telemetry data collection The telemetry data collection feature helps in collecting and analyzing the telemetry data to improve your experience with Red Hat Developer Hub. This feature is enabled by default. Important As an administrator, you can disable the telemetry data collection feature based on your ne... | [
"kind: ConfigMap apiVersion: v1 metadata: name: dynamic-plugins-rhdh data: dynamic-plugins.yaml: | includes: - dynamic-plugins.default.yaml plugins: - package: './dynamic-plugins/dist/janus-idp-backstage-plugin-analytics-provider-segment' disabled: true",
"spec: application: dynamicPluginsConfigMapName: dynamic-p... | https://docs.redhat.com/en/documentation/red_hat_developer_hub/1.3/html/telemetry_data_collection/assembly-rhdh-telemetry |
Chapter 5. Maintenance procedures | Chapter 5. Maintenance procedures 5.1. Updating the OS and HA cluster components Please refer to Recommended Practices for Applying Software Updates to a RHEL High Availability or Resilient Storage Cluster , for more information. 5.2. Updating the SAP HANA instances If the SAP HANA System Replication setup is managed u... | [
"pcs resource unmanage SAPHana_RH1_02-clone",
"pcs resource refresh SAPHana_RH1_02-clone",
"pcs resource manage SAPHana_RH1_02-clone",
"pcs resource move SAPHana_RH1_02-clone",
"pcs resource clear SAPHana_RH1_02-clone"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux_for_sap_solutions/8/html/automating_sap_hana_scale-up_system_replication_using_the_rhel_ha_add-on/asmb_maintenance_proc_automating-sap-hana-scale-up-system-replication |
Chapter 3. Alternative provisioning network methods | Chapter 3. Alternative provisioning network methods This section contains information about other methods that you can use to configure the provisioning network to accommodate routed spine-leaf with composable networks. 3.1. VLAN Provisioning network In this example, the director deploys new overcloud nodes through the... | null | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/17.0/html/spine_leaf_networking/assembly_alternative-provisioning-network-methods |
Providing Feedback on Red Hat Documentation | Providing Feedback on Red Hat Documentation We appreciate your input on our documentation. Please let us know how we could make it better. You can submit feedback by filing a ticket in Bugzilla: Navigate to the Bugzilla website. In the Component field, use Documentation . In the Description field, enter your suggestion... | null | https://docs.redhat.com/en/documentation/red_hat_satellite/6.11/html/upgrading_and_updating_red_hat_satellite/providing-feedback-on-red-hat-documentation_upgrade-guide |
Chapter 6. Running containerized Tempest | Chapter 6. Running containerized Tempest This section contains information about running tempest from a container on the undercloud. You can run tempest against the overcloud or the undercloud. Containerized tempest requires the same resources as non-containerized tempest. 6.1. Preparing the Tempest container Complete ... | [
"cd /home/stack",
"podman pull registry.redhat.io/rhosp-rhel8/openstack-tempest:16.0",
"mkdir container_tempest tempest_workspace",
"cp stackrc overcloudrc tempest-deployer-input.conf container_tempest",
"podman images REPOSITORY TAG IMAGE ID CREATED SIZE registry.redhat.io/rhosp-rhel8/openstack-tempest lat... | https://docs.redhat.com/en/documentation/red_hat_openstack_platform/16.0/html/openstack_integration_test_suite_guide/chap-running-containerized-tempest |
9.12.2. Upgrading Using the Installer | 9.12.2. Upgrading Using the Installer Note In general, Red Hat recommends that you keep user data on a separate /home partition and perform a fresh installation. For more information on partitions and how to set them up, refer to Section 9.13, "Disk Partitioning Setup" . If you choose to upgrade your system using the i... | [
"-qa --qf '%{NAME} %{VERSION}-%{RELEASE} %{ARCH}\\n' > ~/old-pkglist.txt",
"su -c 'tar czf /tmp/etc-`date +%F`.tar.gz /etc' su -c 'mv /tmp/etc-*.tar.gz /home'"
] | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/installation_guide/sn-upgrade-tree-x86 |
Chapter 7. Known issues | Chapter 7. Known issues 7.1. OpenShift Welcome page and Ansible content creator page fail to load There is a known issue affecting workspaces using the Ansible sample and a self-signed TLS certificate. The OpenShift Welcome and the Ansible content creator tabs are empty and the following message appears: "Error loading... | null | https://docs.redhat.com/en/documentation/red_hat_openshift_dev_spaces/3.16/html/3.16.1_release_notes_and_known_issues/known-issues |
Chapter 6. Fixed security issues | Chapter 6. Fixed security issues This section lists security issues fixed in Red Hat Developer Hub 1.3. 6.1. Red Hat Developer Hub 1.3.5 6.1.1. Red Hat Developer Hub dependency updates CVE-2025-22150 A flaw was found in the undici package for Node.js. Undici uses Math.random() to choose the boundary for a multipart/for... | null | https://docs.redhat.com/en/documentation/red_hat_developer_hub/1.3/html/release_notes/fixed-security-issues |
Chapter 34. Scanning Storage Interconnects | Chapter 34. Scanning Storage Interconnects Certain commands allow you to reset, scan, or both reset and scan one or more interconnects, which potentially adds and removes multiple devices in one operation. This type of scan can be disruptive, as it can cause delays while I/O operations time out, and remove devices unex... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/storage_administration_guide/scanning-storage-interconnects |
Chapter 41. ResourceTemplate schema reference | Chapter 41. ResourceTemplate schema reference Used in: CruiseControlTemplate , EntityOperatorTemplate , JmxTransTemplate , KafkaBridgeTemplate , KafkaClusterTemplate , KafkaConnectTemplate , KafkaExporterTemplate , KafkaMirrorMakerTemplate , KafkaNodePoolTemplate , KafkaUserTemplate , ZookeeperClusterTemplate Property ... | null | https://docs.redhat.com/en/documentation/red_hat_streams_for_apache_kafka/2.9/html/streams_for_apache_kafka_api_reference/type-resourcetemplate-reference |
Chapter 1. Setting up the Apache HTTP web server | Chapter 1. Setting up the Apache HTTP web server 1.1. Introduction to the Apache HTTP web server A web server is a network service that serves content to a client over the web. This typically means web pages, but any other documents can be served as well. Web servers are also known as HTTP servers, as they use the hype... | [
"apachectl configtest Syntax OK",
"apachectl configtest Syntax OK",
"systemctl start httpd",
"systemctl stop httpd",
"systemctl restart httpd",
"yum install httpd",
"firewall-cmd --permanent --add-port=80/tcp firewall-cmd --reload",
"systemctl enable --now httpd",
"yum install httpd",
"<VirtualHos... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/deploying_different_types_of_servers/setting-apache-http-server_Deploying-different-types-of-servers |
Chapter 9. Managing metrics targets | Chapter 9. Managing metrics targets OpenShift Container Platform Monitoring collects metrics from targeted cluster components by scraping data from exposed service endpoints. In the Administrator perspective in the OpenShift Container Platform web console, you can use the Metrics Targets page to view, search, and filte... | null | https://docs.redhat.com/en/documentation/openshift_container_platform/4.12/html/monitoring/managing-metrics-targets |
Chapter 9. How to use dedicated worker nodes for Red Hat OpenShift Data Foundation | Chapter 9. How to use dedicated worker nodes for Red Hat OpenShift Data Foundation Any Red Hat OpenShift Container Platform subscription requires an OpenShift Data Foundation subscription. However, you can save on the OpenShift Container Platform subscription costs if you are using infrastructure nodes to schedule Open... | [
"spec: taints: - effect: NoSchedule key: node.ocs.openshift.io/storage value: \"true\" metadata: creationTimestamp: null labels: node-role.kubernetes.io/worker: \"\" node-role.kubernetes.io/infra: \"\" cluster.ocs.openshift.io/openshift-storage: \"\"",
"template: metadata: creationTimestamp: null labels: machine.... | https://docs.redhat.com/en/documentation/red_hat_openshift_data_foundation/4.17/html/deploying_and_managing_openshift_data_foundation_using_red_hat_openstack_platform/how-to-use-dedicated-worker-nodes-for-openshift-data-foundation_osp |
Appendix E. Revision History | Appendix E. Revision History Revision History Revision 1.0-10.400 2013-10-31 Rudiger Landmann Rebuild with publican 4.0.0 Revision 1.0-10 2012-07-18 Anthony Towns Rebuild for Publican 3.0 Revision 1.0-0 Wed Apr 01 2009 | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/4/html/cluster_logical_volume_manager/appe-publican-revision_history |
7.202. ql2400-firmware | 7.202. ql2400-firmware 7.202.1. RHBA-2013:0402 - ql2400-firmware bug fix and enhancement update An updated ql2400-firmware package that fixes multiple bugs and adds various enhancements is now available for Red Hat Enterprise Linux 6. The ql2400-firmware package provides the firmware required to run the QLogic 2400 Ser... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/6.4_technical_notes/ql2400-firmware |
Chapter 3. Making Media | Chapter 3. Making Media This chapter describes how to use ISO image files obtained by following the steps in Chapter 2, Downloading Red Hat Enterprise Linux to create bootable physical media, such as a DVD or a USB flash drive. You can then use these media to boot the installation program and start the installation. Th... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/installation_guide/chap-making-media |
1.8. Linux Virtual Server | 1.8. Linux Virtual Server Linux Virtual Server (LVS) is a set of integrated software components for balancing the IP load across a set of real servers. LVS runs on a pair of equally configured computers: one that is an active LVS router and one that is a backup LVS router. The active LVS router serves two roles: To bal... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/4/html/cluster_suite_overview/s1-lvs-overview-CSO |
Chapter 35. Red Hat Enterprise Linux Atomic Host 7.3.1 | Chapter 35. Red Hat Enterprise Linux Atomic Host 7.3.1 35.1. Atomic Host OStree update : New Tree Version: 7.3.1 (hash: 42cfe1ca3305defb16dfd59cd0be5c539f19ea720dba861ed11e13941423ae86) Changes since Tree Version 7.3 (hash: 90c9735becfff1c55c8586ae0f2c904bc0928f042cd4d016e9e0e2edd16e5e97) Updated packages : cockpit-ost... | null | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux_atomic_host/7/html/release_notes/red_hat_enterprise_linux_atomic_host_7_3_1 |
25.3.2. Adding an LCS Device | 25.3.2. Adding an LCS Device The LAN channel station (LCS) device driver supports 1000Base-T Ethernet on the OSA-Express2 and OSA-Express 3 features. Based on the type of interface being added, the LCS driver assigns one base interface name: eth n for OSA-Express Fast Ethernet and Gigabit Ethernet n is 0 for the first ... | [
"modprobe lcs",
"cio_ignore -r read_device_bus_id , write_device_bus_id",
"cio_ignore -r 0.0.09a0,0.0.09a1",
"echo read_device_bus_id , write_device_bus_id > /sys/bus/ccwgroup/drivers/lcs/group",
"echo portno > /sys/bus/ccwgroup/drivers/lcs/device_bus_id/portno",
"echo 1 > /sys/bus/ccwgroup/drivers/lcs/re... | https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/installation_guide/ap-s390info-adding_a_network_device-lcs_device |
Making open source more inclusive | Making open source more inclusive Red Hat is committed to replacing problematic language in our code, documentation, and web properties. We are beginning with these four terms: master, slave, blacklist, and whitelist. Because of the enormity of this endeavor, these changes will be implemented gradually over several upc... | null | https://docs.redhat.com/en/documentation/red_hat_build_of_openjdk/21/html/release_notes_for_eclipse_temurin_21.0.6/making-open-source-more-inclusive |
Chapter 4. Red Hat build of Keycloak Node.js adapter | Chapter 4. Red Hat build of Keycloak Node.js adapter Red Hat build of Keycloak provides a Node.js adapter built on top of Connect to protect server-side JavaScript apps - the goal was to be flexible enough to integrate with frameworks like Express.js . The adapter uses OpenID Connect protocol under the covers. You can ... | [
"mkdir myapp && cd myapp",
"\"dependencies\": { \"keycloak-connect\": \"file:keycloak-connect-26.0.10.tgz\" }",
"const session = require('express-session'); const Keycloak = require('keycloak-connect'); const memoryStore = new session.MemoryStore(); const keycloak = new Keycloak({ store: memoryStore });",
"np... | https://docs.redhat.com/en/documentation/red_hat_build_of_keycloak/26.0/html/securing_applications_and_services_guide/nodejs-adapter- |
function::cmdline_arg | function::cmdline_arg Name function::cmdline_arg - Fetch a command line argument Synopsis Arguments n Argument to get (zero is the program itself) Description Returns argument the requested argument from the current process or the empty string when there are not that many arguments or there is a problem retrieving the ... | [
"cmdline_arg:string(n:long)"
] | https://docs.redhat.com/en/documentation/Red_Hat_Enterprise_Linux/7/html/systemtap_tapset_reference/api-cmdline-arg |
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