Deploying new VM using vSAN policy will fail either with PBM error “No VASA Provider for schema namespace (VSAN) found” or “Datastore does not match current VM policy”. Snapshot or backup task may also fail with error “Invalid virtual machine configuration. There are currently 0 usable fault domains. The operation requires 1 more usable fault […]
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The High Availability feature for HCX Network Extension appliances was introduced in the version 4.3. This was a big deal, because if someone needed HA for their appliances that extend L2 networks (as this is a basic requirement for the resiliency) to the cloud and wanted to use VMware’s stack in particular, they had to […]
vSAN Health checks can be silenced through UI as well as RVC. Using both methods, we can silence the check and also restore any silent check. Through vSphere UI :- Through vCenter Ruby Console (RVC) :- RVC method uses the check IDs to silence or restore vSAN health checks. To list the status of all […]
cron is a utility which is used to schedule and execute the command at the scheduled time. crontab (cron table) is the file which contains the entries of the scheduled jobs. Each user can have their own crontab. Users can be restricted from manipulating crontab files through /etc/cron.allow and /etc/cron.deny files. – If cron.allow exists, […]
There are various tools available which can be used to check and troubleshoot memory usage on a Linux/Ubuntu/Photon OS machines. I have tried listed few of them here. Please note all of the command line tools have the same source: the proc/meminfo virtual file. – top :- The top command is useful to check live/real time memory […]
