Re: [kvm-devel] problems running many guests

[Avi K. <av...@qu...>]

Karl Rister wrote:
> On Thursday 01 May 2008 7:16:53 pm Marcelo Tosatti wrote:
>   
>> Does -no-kvm-irqchip or -no-kvm-pit makes a difference? If not, please
>> grab kvm_stat --once output when that happens.
>>     
>
> Per some suggestions I have moved up to kvm-68 which is better, but still 
> having problems.  Replicating the problem with only one guest spinning has 
> proven quite difficult, but attempting to boot a large smp guest can reliably 
> recreate the problem.  Using -no-kvm-pit did not help the large guest 
> and -no-kvm-irqchip made it seize up even earlier with only 1 cpu spinning 
> instead of all of them.
>
>   

Can you try the many-uniprocessor-guests scenario, with each guest 
pinned to a cpu?

   taskset $(( 1 << (RANDOM % 32) )) qemu ...


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