On Mon, Nov 9, 2009 at 8:23 AM, Sebastian Hagedorn <haged...@uni-koeln.de> wrote: > Hi, > > today I've learned that the Dell hardware our mail servers run on is out of > support, because it's more than 5 years old (time flies ...). We were > planning an upgrade from RHEL 3 to RHEL 5 anyway, but now we will try to > accelerate that procedure somewhat. Our systems group is pushing VMware ESX > on all levels. Previously VMware was not recommended for IO-heavy tasks, but > apparently that's not the case anymore. Currently we have an ESX 3.5 > environment, but that will be upgraded to ESX 4 by the end of January. > > My question is if there have been recent experiences running a Cyrus server > with up to 2,500 concurrent IMAP connections under VMware ESX? I've found > some posts in the archives, e.g.
You need analyse the I/O consumition. # iostat -d 1 -- Reinaldo de Carvalho http://korreio.sf.net http://python-cyrus.sf.net "Don't try to adapt the software to the way you work, but rather yourself to the way the software works" (myself) ---- Cyrus Home Page: http://cyrusimap.web.cmu.edu/ Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html
