Messages in this thread | | | Date | Thu, 8 Apr 2010 14:46:30 +0200 | From | Jens Axboe <> | Subject | Re: [PATCH][v3.1] blkio: Add io controller stats like |
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On Thu, Apr 08 2010, Gui Jianfeng wrote: > Divyesh Shah wrote: > > - io_service_time (the total time between request dispatch and completion for > > all IOs in the cgroup) > > - io_wait_time (the total time spent waiting by all IOs in this cgroup in the IO > > scheduler queues before getting serviced) > > - io_serviced (number of IOs serviced from this blkio_group) > > - io_service_bytes (Number of bytes served for this cgroup) > > > > These stats are accumulated per operation type helping us to distinguish between > > read and write, and sync and async IO. This patch does not increment any of > > these stats. > > > > Changelog from v3: > > o renamed blkiocg_reset_write to blkiocg_reset_stats > > o more clarification in the documentation on io_service_time and io_wait_time. > > > > Signed-off-by: Divyesh Shah<dpshah@google.com> > > Hi Divyesh, > > Jens has already applied previous patchset to for-2.6.35 branch, so v3 patchset > and this patch have conflicts with for-2.6.35 branch. I think it's better to make > new patch on top of for-2.6.35.
Thanks, was just about to ask. Please make an updated patch against what I already have, so I don't have to revert/rebase to make this work.
-- Jens Axboe
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