From: Omar Sandoval <osandov@osandov.com>
To: Jens Axboe <axboe@kernel.dk>
Cc: linux-block@vger.kernel.org, linux-xfs@vger.kernel.org,
dchinner@redhat.com, hch@lst.de
Subject: Re: [PATCH 4/4] blk-wbt: throttle discards like background writes
Date: Tue, 8 May 2018 13:48:12 -0700 [thread overview]
Message-ID: <20180508204812.GE27324@vader> (raw)
In-Reply-To: <1525709615-14395-5-git-send-email-axboe@kernel.dk>
On Mon, May 07, 2018 at 10:13:35AM -0600, Jens Axboe wrote:
> Throttle discards like we would any background write. Discards should
> be background activity, so if they are impacting foreground IO, then
> we will throttle them down.
Seems reasonable.
Reviewed-by: Omar Sandoval <osandov@fb.com>
> Signed-off-by: Jens Axboe <axboe@kernel.dk>
> ---
> block/blk-stat.h | 6 +++---
> block/blk-wbt.c | 43 ++++++++++++++++++++++++++-----------------
> block/blk-wbt.h | 4 +++-
> 3 files changed, 32 insertions(+), 21 deletions(-)
prev parent reply other threads:[~2018-05-08 20:48 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-07 16:13 [PATCHSET v2 0/4] Add throttling for discards Jens Axboe
2018-05-07 16:13 ` [PATCH 1/4] block: break discard submissions into the user defined size Jens Axboe
2018-05-07 23:56 ` Darrick J. Wong
2018-05-08 20:43 ` Omar Sandoval
2018-05-08 20:57 ` Jens Axboe
2018-05-07 16:13 ` [PATCH 2/4] blk-wbt: account any writing command as a write Jens Axboe
2018-05-07 23:58 ` Darrick J. Wong
2018-05-08 20:44 ` Omar Sandoval
2018-05-07 16:13 ` [PATCH 3/4] blk-wbt: pass in enum wbt_flags to get_rq_wait() Jens Axboe
2018-05-08 0:07 ` Darrick J. Wong
2018-05-08 20:46 ` Omar Sandoval
2018-05-07 16:13 ` [PATCH 4/4] blk-wbt: throttle discards like background writes Jens Axboe
2018-05-08 0:13 ` Darrick J. Wong
2018-05-08 20:48 ` Omar Sandoval [this message]
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