vSphere

Could not detect setting of sitpua for device naa.xxx. Error Not supported.

I recently received a question about the following message appearing in the VMkernel logs of an ESXi host: 2012-12-07T12:15:58.994Z cpu17:420151)ScsiDeviceIO: [...]

NFS Best Practices – Part 3: Interoperability Considerations

Welcome to part 3 of the NFS Best Practices series of posts. While part 1 looked at networking and part 2 looked at configuration options, this next post will [...]

NFS Best Practices – Part 2: Advanced Settings

Following on from part 1 of the NFS Best Practices, part 2 is going to look at tuning from a vSphere perspective. As mentioned, our objective is to update the [...]

NFS Best Practices – Part 1: Networking

There is a project currently underway here at VMware to update the current Best Practices for running VMware vSphere on Network Attached Storage. The current [...]

vSphere 5.1 SSD Monitoring reporting N/A for certain fields

One of the new features of vSphere 5.1 was the SSD monitoring and I/O Device Management features which I discussed in this post. I was doing some further [...]

Heads Up! VSA Manager 5.1.x – Install Error 2896: Executing action failed

I was asked recently to provide some assistance with a VSA installation problem. The issue which this person experienced is described in the release notes for [...]

Monitoring Storage I/O Control activity with new vSphere 5.1 counters

There was an interesting question posted recently around how you could monitor Storage I/O Control activity. Basically, how would one know if SIOC had kicked [...]