Sunday, January 24, 2016

Recursive file permissions issue on / directory

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One developer had run "sudo chown -R user ../../" from his home directory and created permission issues at / in one of the syst...
Monday, January 11, 2016

VM migration Failure - Timeout Issues!

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##### Action plan: 1. Disable Power Management on the host where the vdsm has to be restarted. This is to prevent fencing of that host by ...
Thursday, December 3, 2015

Host In-consistency Issue - VM migrates from one host to another

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Issue: Sometimes VMs starts migrating from one host to another due to host in-consistency! Solution: Wait till All VMs are gone (migrated...
Sunday, November 29, 2015

IPA Replica Uninstall Error - Fixed

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Issue When removing a disconnected IPA replica server which had replication agreements with multiple IPA hosts, the meta-data for that ...
Monday, November 2, 2015

vdsmd restart to stabilize RHEV host

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I am observing RHEV environment closely and found out that after several fixes, it runs like a charm. But, There is a certain activity tha...

RHEV-Mamanger (RHEVM) Console for maintenance

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For maintenance purposes, you can use VNC console: Find out vnc port of the VM via either virsh command or via virt-viewer file (from r...
Monday, August 3, 2015

RHEV VM disk export and backup with best performance without east-west traffic

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As per RedHat it is safest backup method for VM image  to reuse it elsewhere: -- Choose one RHEV host with minimum VMs on it and place y...