[Lxc-users] blkio.weight doesn't work

[Zhu Yanhai]

And neither slice_idle nor group_idle is zero? Did you change any
default parameters for CFQ?

-zyh

在 2011年12月14日 下午4:55，陈竞 <cj.magina at gmail.com> 写道：
> my io scheduler is CFQ.... So the result is weird
>
> 在 2011年12月14日 下午4:12，陈竞 <cj.magina at gmail.com>写道：
>
>> Hi， i'm using lxc in my project, i want to control disk io speed, so i use
>> blkio.weight. I test it, but the result is confusing.
>> I create two container A and B:
>> A: blkio.weight = 100            B : blkio.weight=1000
>>
>> the running process in A and B are the same, which is bash script :
>> dd if=/tmp/xxx of=/dev/null
>> the size of xxx is 400Mb
>>
>> I suppose that A would be slower than B, since its weight is small, while
>> the test turns out that B run as fast as A, they are in same speed.
>> Can any help me figure it out ?
>> PS: my kernel is 2.6.32, and lxc is 0.7.5
>> --
>> 陈竞，中科院计算技术研究所，高性能计算机中心
>> Jing Chen HPCC.ICT.AC China
>
>
>
>
> --
> 陈竞，中科院计算技术研究所，高性能计算机中心
> Jing Chen HPCC.ICT.AC China
>
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