Where are they now? Recent changes in the storage space

The storage space has been a very exciting space over recent years. There have been so many new start-ups and new innovations, that it becomes difficult to keep track sometimes. More recently, there has been a lot of news around mergers, acquisitions, shutdowns and IPOs in the storage industry. It got me thinking about a lot of the changes we have seen over the past number of years in the storage market. Just for my own interest, I went back over many of my blogs, and the various conversations I had with people at various VMworld events and VMUG meetings,…

Losing the VASA Provider and/or vCenter Server in VVols

With the release of vSphere 6.0 earlier this year, VMware introduced the eagerly anticipated VVols or Virtual Volumes. As we see more and more traction around VVols, a specific question has come up a number of times already. The question is basically: “What happens to VVols if I lose my VASA Provider or my vCenter Server, or indeed both of these components? Will I still have access to my devices?”.

Virtual Volumes (VVols) and Replication/DR

There have been a number of queries around Virtual Volumes (VVols) and replication, especially since the release of KB article 2112039 which details all the interoperability aspects of VVols. In Q1 of the KB, the question is asked “Which VMware Products are interoperable with Virtual Volumes (VVols)?” The response includes “VMware vSphere Replication 6.0.x”. In Q2 of the KB, the question is asked “Which VMware Products are currently NOT interoperable with Virtual Volumes (VVols)?” The response includes “VMware Site Recovery Manager (SRM) 5.x to 6.0.x” In Q4 of the KB, the question is asked “Which VMware vSphere 6.0.x features are…

Heads Up! DELL EqualLogic & VMFS Issue

Our GSS folks just released KB article 2049103 which details a VMFS Heartbeat and Lock corruption issue that manifests itself on DELL EqualLogic storage arrays when running PS Series firmware v6.0.6. As per the KB: A VMFS datastore has a region designated for heartbeat types of operations to ensure that distributed access to the volume occurs safely. When files are being updated, the heartbeat region for those files is locked by the host until the update is complete. In this scenario, the heartbeat region has become corrupt.