For problems that are related to a Red Hat Enterprise Linux (RHEL) high-availability cluster for SAP, provide the following information to Cloud Customer Care as soon as you can:
A complete and detailed description of the problem or error, including:
- The current application or system state.
- The date and time when the error occurred.
Information about the cluster, including configuration details, system information, and diagnostic information.
If you have the Red Hat
sospackage or can install it, use the
sosreporttool to collect the cluster information.
To install the
sudo yum install -y sos
sosreporttool on all cluster nodes:
If do not have the
sospackage, you can run the
crm_reporttool on all cluster nodes and provide the Corosync logs.
Specify a start time (from time) that is approximately 1 hour before the issue occurred. Specify an end time (to time) that is at least an hour after the issue was resolved.
crm_reporton all nodes, specifying the from time and to time on the '-f' and '-t' flags, respectively.
crm_report -f "yyyy/mm/dd hh:mm" -t "yyyy/mm/dd hh:mm"
Provide the log file for the cluster software from each cluster node. The name and location of the log file differs depending on the RHEL version:
- RHEL 8:
- RHEL 7:
- RHEL 8:
For more information about the
sosreport tool, see What is an sosreport
and how to create one in Red Hat Enterprise Linux?.