Hi Michele, On 02/04/2017 10:44 AM, Michele Bonera wrote: > Hi. > > I have an issue with OOM Killer (Proxmox 4.4-5 - Kernel 4.4.35-1-pve) on > my infrastructure: even if there is a lot of free memory (15GB used over > 32GB available), OOM Killer is still killing my VM processes.
Are you over committing your machines? Another consideration could be NUMA, if one node runs out of memory the kernel might also kill processes. > > This morning I had 3 over 6 VM powered down because OOM Killer decided > to kill the related processes even if there were a lot of free memory. > > total used free shared buffers cached > Mem: 32725572 32286280 439292 196428 3772084 18648708 > -/+: 9865488 22860084 > Swap: 1499124 33736 1465388 It could also be possible that your swap space can't be utilized properly due to your workload. > > This problem is related to all the server I have in the infrastructure > (some are Supermicro, some are Dell) and occur randomly after some days > the host is rebooted. > > I already instruct OOM Killer not to kill VM Processes, but I'm afraid > it could kill processes related to the infrastructure. > > Is there someone with the same issue? > > Bye, -- Cheers, Alwin _______________________________________________ pve-user mailing list pve-user@pve.proxmox.com http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user