On 08/02/16 02:12 PM, Gokan Atmaca wrote: > Hello > > I use KVM. In a virtual machine "jbd2 dm-0" disk I / O is very > increases. It consumes up to 99%. For this reason, slowing down the > other virtual machine. What should I do to solve the problem. ? > > Thanks.. I'm guessing you're using standard 7,200rpm platter drives? You'll need to share more information about your environment in order for us to provide useful feedback. Usually though, the answer is 'caching' and/or 'faster disks'. -- Digimer Papers and Projects: https://alteeve.ca/w/ What if the cure for cancer is trapped in the mind of a person without access to education?