How do I start and manage clvmd and cmirrord in a pacemaker cluster?
Issue
- How do I start
clvmd
andcmirrord
? - I'm not able to find any
systemd
services forclvmd
orcmirrord
# systemctl start cmirror.service
Failed to issue method call: Unit cmirror.service failed to load: No such file or directory.
# systemctl start clvmd.service
Failed to issue method call: Unit clvmd.service failed to load: No such file or directory.
- RHEL 7 is missing startup scripts for daemons like
clvmd
andcmirrord
that existed in RHEL 5 and 6 - Unable to start
clvmd
in pacemaker cluster
Environment
- Red Hat Enterprise Linux (RHEL) 7 with the Resilient Storage Add On
- Red Hat Enterprise Linux (RHEL) 6 with the Resilient Storage Add On
pacemaker
- A need exists for LVM2 logical volumes shared by multiple cluster nodes
- Optionally: A need exists for these volumes to be mirrored across redundant storage devices
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