After skipping both VMworld events in 2008 I'm attending the VMworld event in San Francisco. This is the first event after VMware released vSphere and I hope to... Read More...
In my first post I had a question about the path data travels when sent to a “standby” virtual connect module.
To quote my own question :
“What will happen if t... Read More...
Due to many performance studies about disk performance it is well known that disk alignment for both VMFS partitions and NTFS file systems improve IO performanc... Read More...
One of my clients bought a couple of HP blade c7000 enclosures recently. Including the new dual port Flex-10 mezzanine cards (nc532m) and Flex-10 Virtual Connec... Read More...
VMware published an excellent document about VMFS volume management a few days ago.
VMware® VMFS Volume Management information guide
The guide explains the VMFS... Read More...
I’m currently reviewing a design of a new virtual infrastructure. The VI uses multiple 10GB links to connect to a very large HP Lefthand san. I’m more a Fibre C... Read More...
When it comes to IO performance in the virtual infrastructure one of the most recommended “tweaks” is changing the Queue Depth (QD). But most forget that the QD... Read More...
Some of my customers use HP Continuous Access to replicate VM data between storage arrays. Lately a couple of LUN balancing powershell- and Perl scripts were in... Read More...
Frank Denneman is a Chief Technologist at VMware, primarily focusing on Machine Learning technology. He is an author of the vSphere host and clustering deep dive series, podcast host for the Unexplored Territory podcast, blogs on frankdenneman.nl, and you can follow him on Twitter @frankdenneman.
