Symptoms:
- Occasionally, the ESXi host does not respond when the host is entering maintenance mode with No data evacuation Option.
- You see message similar to:
Status: A general system error occurred: HTTP error response: Service Unavailable
Status: An error occurred during communication with the remote host
- In the vmkernel.log system log file ESXi host, you see entries similar to:
2019-11-02T05:43:14.799Z cpu8:67617)User: 3089: vsanmgmtd-worke: wantCoreDump:vsanmgmtd-worke signal:6 exitCode:0 coredump:enabled
2019-11-02T05:43:15.027Z cpu8:67617)UserDump: 3024: vsanmgmtd-worke: Dumping cartel 67603 (from world 67617) to file /var/core/python-zdump.000
- In the vobd.log system log file ESXi host, you see entries similar to:
2019-11-02T05:54:44.540Z: [UserWorldCorrelator] 21320988428682us: [vob.uw.core.dumped] /bin/python3.5(67603) /var/core/python-zdump.000
2019-11-02T05:54:44.540Z: [UserWorldCorrelator] 21321354329937us: [esx.problem.application.core.dumped] An application (/bin/python3.5) running on ESXi host has crashed (1 time(s) so far). A core file may have been created at /var/core/python-zdump.000.
- If vsanmgmtd service crashed, it will restart automatically after dump output is completed.