Displaying 3 results from an estimated 3 matches for "cfqq".
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2008 Nov 12
15
[PATCH][RFC][12+2][v3] A expanded CFQ scheduler for cgroups
This patchset expands traditional CFQ scheduler in order to support cgroups,
and improves old version.
Improvements are as following.
* Modularizing our new CFQ scheduler.
The expanded CFQ scheduler is registered/unregistered as new I/O
elevator scheduler called "cfq-cgroups". By this, the traditional CFQ
scheduler, which does not handle cgroups, and our new CFQ
2008 Nov 12
15
[PATCH][RFC][12+2][v3] A expanded CFQ scheduler for cgroups
This patchset expands traditional CFQ scheduler in order to support cgroups,
and improves old version.
Improvements are as following.
* Modularizing our new CFQ scheduler.
The expanded CFQ scheduler is registered/unregistered as new I/O
elevator scheduler called "cfq-cgroups". By this, the traditional CFQ
scheduler, which does not handle cgroups, and our new CFQ
2010 Jul 06
0
[PATCH 0/6 v6][RFC] jbd[2]: enhance fsync performance when using CFQ
...Os to disk as
> synchronous writes. Then, the file system's fsync method is invoked,
> and for ext3/4, it calls log_start_commit followed by log_wait_commit.
> Because those synchronous writes were forced out in the context of the
> iozone process, CFQ will now idle on iozone's cfqq waiting for more I/O.
> However, iozone's progress is gated by the journal thread, now.
>
> With this patch series applied (in addition to the two other patches I
> sent [1]), CFQ now achieves 530.82 files / second.
>
> I also wanted to improve the performance of the fsync-ing...