Recent Posts

Attention Storage DRS & Storage I/O Control Users…

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…please help us on the future direction of these products. The new Product Manager for Storage DRS and Storage I/O Control has asked me to reach out the the community and ask for your input on what we should do next in these product areas. I know many of you actively use these technologies, so Read more...

New iSCSI Best Practices White Paper Available

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A new iSCSI best practices white paper is now available. The paper looks at all aspects of using iSCSI in a vSphere environment. The paper was created with the assistance of our partners from DELL & HP, and tries to find common agreement as to what are the best practices. It discusses networking configuration options, Read more...

vCloud Suite 5.5 – Click Thru Demos available online

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As part of the launch collateral for vCloud Suite 5.5, VMware’s Technical Marketing team has created a number of ‘click-thru’ demos. These have been used extensively at VMworld 2013, both in break-out sessions and in the VMware booth. However, these demos are also available online, and can be readily accessed by VMware customers who are Read more...

What’s New in vSphere 5.5 Storage

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As with any vSphere launch, there are a bunch of new storage related features announced. This year is a little different as there are some considerable updates which I wanted to share with you. Virtual SAN (VSAN) VMware has made a public beta announcement on VSAN. While it is not yet GA, it is almost Read more...

2013 VMware Fling Contest – Call for Entries

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The 2013 VMware Fling Contest is now open. Do you have an idea on how certain features or functionality could be improved upon? Can you think of an app that would make the life of a system administrator so much easier? Do you have a repetitive task that you wished you could have automated in Read more...

.@VMwareStorage at #VMworld 2013 (San Francisco)

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A short note to let you know some of the events I’ll be involved in at VMworld 2013 in San Francisco. With only a few weeks left to go, I thought I’d give you some options to attend sessions where you can learn about new storage developments at VMware. TAM Day. This year I am Read more...

The difficulty in implementing ptRDM to ptRDM migrations

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I know that many of you have reached out in the past about doing ptRDM to ptRDM migrations, especially in situations where you have a storage array refresh taking place in your environment. A ptRDM is a physical compatibility mode raw device mapping, to give it its full name. It is also known as a Read more...

SIOC – Which I/Os are charged to the VM?

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Recently there have been a number of queries in and around Storage I/O Control (SIOC) I/O accounting, especially when it comes to what might be called administrative functions such as virtual machine snapshots and Storage vMotion. I’ll try to answer some of those frequently asked questions in this post. Read more...

Heads Up! Cannot Enable SIOC on NFS Datastores

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This is an interesting one for those of you considering using Storage I/O Control (SIOC) on NFS datastores. We’ve come across an issue a couple of times whereby SIOC fails to enable on an NFS datastore due to a permissions issue. The following messages are seen in the SIOC logs on the ESXi hosts sharing Read more...

VMware Storage Futures Video – Courtesy of VMUG Italia

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I mentioned last month that I would be presenting at the Italian VMUG event in Milan. Well, the VMUG guys recorded the session, so if you are interesting in seeing me talking about some of the cool storage projects we are working on internally here at VMware (such as Virtual SAN, Virtual Volumes & Virtual Read more...