VMware backup fails with “virtual machine 'Unknown' has exited prematurely, performing cleanup tasks”.
VMware worker process crashes as seen below.
Extract from binary log:
Job Message 2017/04/03 16:56:55 365 Data Plugin netvault proxy [testVM] Starting File Level Index
Error 2017/04/03 17:16:34 365 Data Plugin netvault proxy testVM Backup failed
Error 2017/04/03 17:16:34 365 Data Plugin netvault proxy Backup of virtual machine 'Unknown' has exited prematurely, performing cleanup tasks.
Error 2017/04/03 17:18:00 365 Jobs IX1-NETVAULT Fatal error: Backup failed
Extract from master VMware trace file
2 VMWBCKUP ??? 3246 362 0 171634879011 Slave process 1 has exited
3 VMWBCKUP ??? 3246 474 0 171634879029 Slaved died in state VMW_SLAVE_SPAWNED
0 VMWBCKUP ??? 3246 429 0 171634879037 Death of slave 1 was not expected. Slave state 2 Task state 3.
0 VMWUTIL ??? 3246 8 0 171634883399 Unexpected call to logout - not logged in at present!
5 LOGGING ??? 3246 21 0 171634883444 MsgFormat='Backup of virtual machine '%s' has exited prematurely, performing cleanup tasks.'
Extract from worker process trace file
1 VMWSLAVE:03247 288 0 171629.772453 VolEnumChildren returned 'eVolFSReturnSuccess'
4 VMWSLAVE:03247 129 0 171629.772459 Finished recursing through content-length
0 EXT :03247 10003 0 171629.772470 /home/bb/buildslave/vmware.linux.x86_64/mainline/source/vmware/libvolume/volumeext.c:3077: assert(ulAbsoluteBlock < oEXTContext->oSuperblock->ulNumBlocks)
0 PROCESS :03247 209 0 171629.783747 Crash program
7 PROCESS :03247 287 0 171629.784771 /usr/lib64/libnv6.so(+
VM has problem that was undetermined.
To find cause of problem with VM raise issue with VMware support.
Workaround:
Make clone of problem production VM and replace production VM with clone
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