Re: [libvirt] How about realize domainSetBlockIoTune by cgroup?

On 2013-08-28 09:43 , Gao feng <mailto:gaofeng@cn.fujitsu.com> wrote: On 08/27/2013 12:10 PM, hzguanqiang(a)corp.netease.com wrote: > Hello experts, > > It seems that blkiotune of kvm domain is set through qemu now, and We found there are some throttle shaking problem when using this interface. > > As you can do the same thing through blkio cgroup, and this sounds to show better performance, Can we realize domainSetBlockIoTune by cgroup just like interface domainSetBlkioParameters ? Or Add a new > interface to support setting disk IOtune by blkio cgroup? > You mean blkio.throttle.[write|read]_bps_device? libvirt doesn't support this interface of block cgroup now. Maybe we can implement this feature. Yes, That's exactly what I mean. If this feature is needed, I may try to implement this.