Red Hat Virtualization (RHV)

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Red Hat Virtualization (RHV) (2009) is an x86 virtualization product produced by Red Hat, based on the KVM hypervisor that enables management of unlimited guest machines[1].

Components:

  • Red Hat Virtualization Manager (RHV-M): yum install rhvm-appliance[2]
  • Red Hat Virtualization Hypervisors: Red Hat Enterprise Linux or RHV Host (RHV-H)

Features:

  • RHV support scheduling policies that defines the logic by which virtual machines are distributed amongst hosts.[3]
  • Predefined Instance Types[4]
  • Dashboard[5]
  • Storage Quality of Service [6]
  • Host High Availability [7]
  • SSO using a Kerberos server[8]

Commands[edit]

  • yum install ovirt-hosted-engine-setup && hosted-engine --deploy[9] (i will install yum install rhvm-appliance) which has to be available.
  • nodectl check
  • vdsm-client
vdsm-client Host getVMList
vdsm-client Host getCapabilities
vdsm-client Host getStats
vdsm-client Host getAllVmStats
vdsm-client Host getLVMVolumeGroups

oVirt commands[edit]

Sanlock[edit]

Sanlock [10] is a shared storage lock manager. https://www.ovirt.org/develop/developer-guide/vdsm/sanlock.html.

Logs: /var/log/sanlock.log.

Commands:

  • sanlock client status
  • sanlock client log_dump

Logs[edit]

  • /var/log/vdsm/vdsm.log
  • /var/log/libvirt/qemu/HostedEngineLocal.log

Related terms[edit]

Activities[edit]

Basic[edit]

  1. Read RHV Quick Start: https://www.redhat.com/en/blog/red-hat-virtualization-43-quick-start
  2. Install RHV following https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html/installing_red_hat_virtualization_as_a_self-hosted_engine_using_the_cockpit_web_interface/index
    1. Install RHVH Self-hosted Engine Deployment Host[11]
    2. Install Red Hat Virtualization Host (RHVM): yum install rhevm
  3. Read RHV Administration Guide: https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html/administration_guide/index

Advanced[edit]

  1. Install RHV using NFS as a shared storage filesystem a troubleshoot problems following https://www.ovirt.org/develop/troubleshooting-nfs-storage-issues.html
  2. Review Backup documentation: https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html-single/administration_guide/index#chap-Backups_and_Migration and Veritas NetBackup support.
  3. Read Red Hat Virtualization Life Cycle https://access.redhat.com/support/policy/updates/rhev

See also[edit]


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Initial Source: https://en.wikiversity.org/wiki/Red_Hat_Virtualization

  1. https://www.redhat.com/en/topics/virtualization/what-is-KVM
  2. https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html-single/installing_red_hat_virtualization_as_a_self-hosted_engine_using_the_cockpit_web_interface/index?extIdCarryOver=true&sc_cid=701f2000001OH7iAAG#Installing_the_Red_Hat_Virtualization_Manager_SHE_cockpit_deploy
  3. https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html-single/administration_guide/index#sect-Scheduling_Policies
  4. https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html-single/administration_guide/index#sect-Instance_Types
  5. https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html-single/administration_guide/index#chap-System_Dashboard
  6. https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html/administration_guide/chap-quality_of_service#sect-Storage_Quality_of_Service
  7. https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html/administration_guide/sect-host_resilience#Host_high_availability
  8. https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html/administration_guide/configuring_ldap_and_kerberos_for_single_sign-on
  9. https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html-single/installing_red_hat_virtualization_as_a_self-hosted_engine_using_the_command_line/index
  10. https://linux.die.net/man/8/sanlock
  11. https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html-single/installing_red_hat_virtualization_as_a_self-hosted_engine_using_the_cockpit_web_interface/index#Installing_the_self-hosted_engine_deployment_host_SHE_cockpit_deploy