[pve-devel] switch to deadline scheduler by default

Dietmar Maurer dietmar at proxmox.com
Fri Mar 16 07:40:08 CET 2012


> > recommandations for kvm and cfq for best performance are
> >
> > /sys/block/device/queue/iosched/quantum = 32
> > /sys/block/device/queue/iosched/slice_idle = 0
> >
> > Maybe can add them somewhere ?
> 
> Well, Is there a way to set that in the kernel by default? I guess in block/cfq-
> ioshed.c?

I just uploaded a kernel patch with fixed default parameters:

https://git.proxmox.com/?p=pve-kernel-2.6.32.git;a=summary

Please can you test?

- Dietmar



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