R
Rob Fitzpatrick
Guest
I second Tom's sentiments. I've seen radical swings in database performance on virtual hosts; even on the same host. Typically it is tied to the experience and knowledge of the sysadmin. I've seen a proserve take over 15 minutes to complete. Something to do with the vmware "balloon driver". Apparently it didn't like a process allocating about 8 GB of RAM (there was 16 on the box). We disabled that nonsense and the DB then came up immediately like it's supposed to. There have been a few recent conference presentations on virtualization that may be worth looking at. John Harlow (BravePoint), PUG Challenge Americas 2011: Guidelines for OpenEdge in a Virtual Environment Mike Furgal (BravePoint), PUG Challenge Americas (& EMEA) 2012: Virtualization Both Inside and Outside the Cloud Libor Laubacher (Progress), Progress Exchange 2013: Getting The Most Out Of Virtualization In Your Progress OpenEdge Environment
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