Op 30-01-15 om 21:51 schreef Gordon Messmer: > On 01/30/2015 12:32 PM, Patrick Bervoets wrote: >> Before - in december - I never experienced it. But it's a server I tend >> do leave alone, so I'm never very busy on a shell. > > Do you know what kernel you were running at the time? It might be useful to see if reverting to that revision changes the symptoms. > IIRC before the problem: kernel.x86_64 0:2.6.32-504.el6 problem occured during kernel.x86_64 0:2.6.32-504.1.3.el6 actual kernel.x86_64 0:2.6.32-504.3.3.el6 But since there is already a new kernel waiting; I'm not sure what to do. I think I'll first upgrade & test. If my maintenance window permits I'll test downgrading (but 3 updates...) BTW I've got 3 other kvm-servers without this behavior (but they are completely different machines so not much to compare)