On 03/27/2017 01:00 PM, Shaohua Li wrote:
> On Mon, Mar 27, 2017 at 12:15:29PM -0600, Jens Axboe wrote:
>> On 03/27/2017 11:51 AM, Shaohua Li wrote:
>>> V6->V7:
>>> - Don't overload blk stat, which will simplify the code. This will add extra
>>> space in bio/request though with the low interface
On Mon, Mar 27, 2017 at 12:15:29PM -0600, Jens Axboe wrote:
> On 03/27/2017 11:51 AM, Shaohua Li wrote:
> > V6->V7:
> > - Don't overload blk stat, which will simplify the code. This will add extra
> > space in bio/request though with the low interface configure option on.
>
> Hmm, why? As far as
Hi,
cgroup still lacks a good iocontroller. CFQ works well for hard disk, but not
much for SSD. This patch set try to add a conservative limit for blk-throttle.
It isn't a proportional scheduling, but can help prioritize cgroups. There are
several advantages we choose blk-throttle:
- blk-throttle
On 03/27/2017 11:51 AM, Shaohua Li wrote:
> V6->V7:
> - Don't overload blk stat, which will simplify the code. This will add extra
> space in bio/request though with the low interface configure option on.
Hmm, why? As far as I can see, it just makes things worse.
--
Jens Axboe
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