esx.problem.syslog.nonpersistent
Summary
System stores its log files on nonpersistent storage.
Causes
There is an issue with logging configuration for this host. Review the event description for detail on the cause.
Resolutions
See the event description for more detailed information specific to this event. Further information can be found in this VMware KB article.
External
Refer to the VMware Online Documentation for more information on vCenter event messages and possible solutions.