Hello Emmanuel, On Wed, 2011-06-08 at 15:26 +0800, Emmanuel Noobadmin wrote: > Originally I suspected maybe it's i/o but on checking, there is very > little i/o wait % as well. > Cpu(s): 4.1%us, 2.5%sy, 0.0%ni, 76.4%id, 17.0%wa, 0.0%hi, 0.1%si, 0.0%st 17% i/o wait time seems a significant amount to me. I'm not sure if that's unusual when running multiple VMs, but it's probably worth investigating a bit further. Regards, Leonard. -- mount -t life -o ro /dev/dna /genetic/research