Upgrading your VMFS datastores with PowerCLI

PowerCLI logoWith the release of VMware vSphere 5.0 a new version of the VMFS datastores was released also: VMFS-5. This new VMFS-5 version has a lot of advantages over the old VMFS-3 version (see for information about the new features Cormac Hogan’s post vSphere 5.0 Storage Features Part 1 – VMFS-5). You can upgrade your VMFS-3 datastores to VMFS-5 while VM’s on the datastores keep running. In this post I will show you the vSphere PowerCLI Upgrade-VmfsDatastore function that will do the upgrade for you. Read more of this post

Get VMware vCenter Scheduled Tasks with PowerCLI

PowerCLI logoVMware vSphere PowerCLI is missing cmdlets to work with VMware vCenter Scheduled Tasks. In a series of blog posts I will show you some PowerShell advanced functions that you can use to work with vCenter Scheduled Tasks. The first function is Get-VCScheduledTask. You can use this function to retrieve one or more scheduled tasks from your vCenter Server. Read more of this post

Use PowerCLI to find the datastore from a disk name

PowerCLI logoRecently we get vSphere alarms in our environment that say for instance:

“[VMware vCenter – Alarm Host error] Issue detected on host in datastore: ScsiDeviceIO: 2368: Failed write command to write-quiesced partition naa.600a0b8000111155000021c53f97784e:1 (42:01:04:07.994 cpu7:5191)”

There seems to be a problem on a partition. But which datastore is on this partition? We can use PowerCLI to find the datastore involved. Read more of this post