On Wed, Nov 28, 2007 at 04:47:57PM -0800, Mark Hull-Richter wrote: > In the last few days, I have noticed a drastic slowdown in my VMware > Windows guest OS.. I recently bit the bullet and upgraded it from XP > SP1 to SP2, and that seemed to work fine for quite a few days. > > The two major changes I made to the system recently were: > > 1) The most recent update from CentOS (can't remember which one, but > it was within the last two weekd for 5.0). > > 2) Adding another VM guest OS, this one a CentOS 5.0 guest. > > What happens is, usually when I click the mouse in the Windows window, > the system hangs up completely for some period of time that usually > exceeds four minutes. Thereafter, once the VM is "running," it will > occasionally just stop when I am transitioning into the VM from > elsewhere. > > I verified this using the CentOS system clock - last night it stopped > at 23:01 and still read 23:01 when my cell phone, which is usually > dead on in sync with the system clock, read 11:04pm. > > I cut back on the amount of memory allowed to the Windows VM (768MB, > down from 1GB) and that seemed to help a little, but I have 2GB and > I'm thinking that this should not be a problem. > > Any input would be helpful. > > Thanks. Hmm, could be the memory thing -- as the result of the second guest. How much memory is allocated to it? When the slowdown occurs, can you check vmstat / iostat on the host and see if the system is swapping? Watch free as well. Ray