Red Hat Virtualization
Appearance
Red Hat Virtualization (RHV) 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 | edit source]yum install ovirt-hosted-engine-setup && hosted-engine --deploy
[9] (i will installyum 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
hosted-engine --deploy
or ovirt-hosted-engine-cleanup to cleanuphosted-engine --vm-status
engine-config
oVirt commands
[edit | edit source]ovirt-host-deploy
ovirt-hosted-engine-cleanup
ovirt-hosted-engine-setup
shell scriptovirt-host-mgmt
Sanlock
[edit | edit source]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 | edit source]/var/log/vdsm/vdsm.log
/var/log/libvirt/qemu/HostedEngineLocal.log
VDSM
[edit | edit source]Vdsm manages and monitors the host’s storage, memory and networks as well as virtual machine creation, other host administration tasks, statistics gathering, and log collection.
- Logs:
/var/log/vdsm/vdsm.log
Activities
[edit | edit source]Basic
[edit | edit source]- Read RHV Quick Start: https://www.redhat.com/en/blog/red-hat-virtualization-43-quick-start
- 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
- Install RHVH Self-hosted Engine Deployment Host[11]
- Install Red Hat Virtualization Host (RHVM):
yum install rhevm
- Read RHV Administration Guide: https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html/administration_guide/index
Advanced
[edit | edit source]- Install RHV using NFS as a shared storage filesystem a troubleshoot problems following https://www.ovirt.org/develop/troubleshooting-nfs-storage-issues.html
- 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.
- Read Red Hat Virtualization Life Cycle https://access.redhat.com/support/policy/updates/rhev
See also
[edit | edit source]- Red Hat Virtualization Host (RHVH)
- KVM, virsh, qemu
- Ansible ovirt/RHV module, https://docs.ansible.com/ansible/latest/modules/ovirt_module.html
References
[edit | edit source]- ↑ https://www.redhat.com/en/topics/virtualization/what-is-KVM
- ↑ 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
- ↑ https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html-single/administration_guide/index#sect-Scheduling_Policies
- ↑ https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html-single/administration_guide/index#sect-Instance_Types
- ↑ https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html-single/administration_guide/index#chap-System_Dashboard
- ↑ https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html/administration_guide/chap-quality_of_service#sect-Storage_Quality_of_Service
- ↑ https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html/administration_guide/sect-host_resilience#Host_high_availability
- ↑ https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html/administration_guide/configuring_ldap_and_kerberos_for_single_sign-on
- ↑ 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
- ↑ https://linux.die.net/man/8/sanlock
- ↑ 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