Re: [RFC PATCH 0/4] cgroup aware workqueues

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hello,

On Mon, Mar 21, 2016 at 09:58:39AM +0200, Michael Rapoport wrote:
> I did some performance evaluation of different threading models in vhost, 
> and in most tests replacing vhost kthread's with workqueues degrades the 
> performance. Moreover, having thread management inside the vhost provides 

There really shouldn't be any difference when using unbound
workqueues.  workqueue becomes a convenience thing which manages
worker pools and there shouldn't be any difference between workqueue
workers and kthreads in terms of behavior.

> opportunity for optimization, at least for some workloads...

What sort of optimizations are we talking about?

Thanks.

-- 
tejun
--
To unsubscribe from this list: send the line "unsubscribe kvm" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [KVM ARM]     [KVM ia64]     [KVM ppc]     [Virtualization Tools]     [Spice Development]     [Libvirt]     [Libvirt Users]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite Questions]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux