Re: [libvirt-users] Kernel unresponsive after booting 700+ vm's on a single host

2012-09-10 Thread Eric Blake
On 09/10/2012 07:51 AM, Alfred Bratterud wrote: > For a research project we are trying to boot a very large amount of tiny, > custom built VM's on KVM/ubuntu. The maximum VM-count achieved was 1000, but > with substantial slowness, and eventually kernel failure, while the > cpu/memory loads were

[libvirt-users] Kernel unresponsive after booting 700+ vm's on a single host

2012-09-10 Thread Alfred Bratterud
For a research project we are trying to boot a very large amount of tiny, custom built VM's on KVM/ubuntu. The maximum VM-count achieved was 1000, but with substantial slowness, and eventually kernel failure, while the cpu/memory loads were nowhere near limits. Where is the likely bottleneck? An