SBD Stonith fails despite seemingly correct setup (OPENAIS STONITH)
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SUSE Linux Enterprise Server 11 Service Pack 1
This can be simulated by issuing
pkill -9 corosync
on one node. The resulting cluster is then one that has the surviving nodes, that actually wrote the reset to the SBD slot and deem the "failing" node fenced, and the "failed" node that just increases the load of the system.
Jun 30 17:19:18 mercury sbd: : notice: Using watchdog device: /dev/watchdog
Jun 30 17:19:18 mercury sbd: : ERROR: WDIOC_SETTIMEOUT: Failed to set watchdog timer to 10 seconds.: Inappropriate ioctl for device
Jun 30 17:19:18 mercury sbd: : CRIT: Please validate your watchdog configuration!
Jun 30 17:19:18 mercury sbd: : CRIT: Choose a different watchdog driver or specify -T to silence this check if you are sure.
so the administrator has to ensure to load the proper watchdog module. This is hardware dependent.
On xen domU's one can use softdog and the solution would be to add
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- Document ID:7008921
- Creation Date: 30-Jun-2011
- Modified Date:03-Mar-2020
- SUSE Linux Enterprise Server
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