Solving common problems

The following topics describe some common problems and recommendations.

PowerHA SystemMirror startup issues
This section describes solutions for potential PowerHA® SystemMirror® startup issues.
Disk and file system issues
This section describes solutions for potential disk and file system issues.
Network and switch issues
This section describes solutions for potential network and switch issues.
Cluster communications issues
This section describes solutions for potential cluster communication issues.
PowerHA SystemMirror takeover issues
This section describes solutions for potential takeover issues.
Client issues
This section describes solutions for potential PowerHA® SystemMirror® client issues.
SNMP-based status commands issues
This section describes solutions for problems that can cause SNMP-based status commands such as clstat, cldump, and cldisp to fail.
PowerHA SystemMirror LV encryption issue
The following section describes solution for potential PowerHA® SystemMirror® logical volume (LV) encryption issue.
PowerHA SystemMirror Raw volume encryption issue
The following section describes the solution for potential PowerHA® SystemMirror® raw volume encryption issue.
Miscellaneous issues
This section describes solutions for potential non-categorized PowerHA® SystemMirror® issues.

Parent topic: Troubleshooting PowerHA SystemMirror