com.vmware.vc.host.problem.vFlashResource.reachthreshold
Summary
Hosts' virtual Flash resource usage exceeded the threshold.
Causes
The virtual flash cache fill percentage has reached the specified threshold.
Resolution
Lack of available virtual flash cache can cause issues with storage performance. Add more capacity to the existing Virtual Flash resource. See VMware Online Documentation on the Virtual Flash resource.
External
Refer to VMware Online Documentation and VMware KB article for more information about the virtual flash resource.