Posts Tagged ‘linked clones’
This post is the continuation of Under the Covers with Miss Alignment: I keep hearing this rumor more and more often: It appears that both snapshots and linked clones on vSphere 4.x and 5.0 are misaligned. Not having had the time to actually put this to the test, I thought it would at least be informative to give you some more down-and-dirty information on the subject.
People are talking SO much about VMware View sizing these days. Everyone seems to have their own view on how much IOPS a vDesktop (virtual desktop) really uses. When you’re off by a few IOPS times a thousand desktops things can get pretty ugly. Everyone hammers on optimizing the templates, making sure the vDesktops do not swap themselves to death etc. But everyone seems to forget a very important aspect…
Where to look
People are measuring all the time. Looking, checking, seeing it fail in the field, go back to the drawing board, size things up, try again. This could happen in an environment where storage does not a 1-on-1 relation with disk drives (like when you use SSDs for caching etc). But even in straight RAID5/RAID10 configs I see it happen all the time. Read the rest of this entry »
This year the dutch VMUG event (see www.vmug.nl) is surely going to be a great success. Again! For the first time I’ll be there as a blogger. Even better, last week I had a nice discussion with someone at IBM. They welcomed me to deliver 20-30 minutes of their presentation at the VMUG2010 event!
So be sure to visit the VMUG 2010 event, and especially the 15:50 – 16:50 session “Van Virtualisatie tot Cloud Computing: portfolio en praktijk” because I’ll be presenting there, and it is going to be really interesting too! Read the rest of this entry »