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From: Jens Axboe <axboe@kernel.dk>
To: Shin'ichiro Kawasaki <shinichiro.kawasaki@wdc.com>, fio@vger.kernel.org
Cc: Damien Le Moal <Damien.LeMoal@wdc.com>,
	Dmitry Fomichev <Dmitry.Fomichev@wdc.com>
Subject: Re: [PATCH v3 0/7] Improve open zones accounting
Date: Tue, 1 Sep 2020 08:38:59 -0600	[thread overview]
Message-ID: <9bb4bf43-409c-960c-56b2-25cb2c430392@kernel.dk> (raw)
In-Reply-To: <20200901082006.1476720-1-shinichiro.kawasaki@wdc.com>

On 9/1/20 2:19 AM, Shin'ichiro Kawasaki wrote:
> The max_open_zones and job_max_open_zones option control number of write target
> open zones within the specified limit. Currently, this write target zone
> accounting is not accurate enough. Even with these options set, the limits can
> exceed during write workloads.
> 
> This patch series improves accuracy of the open zones accounting. The first
> patch moves the moment to decrement number of currently open zones from write
> command submit to write command completion. This avoids zone writes beyond the
> limit caused by concurrent write commands at queue depths approaching the max
> limits. The second and third patches fix the open zone status initialization
> issue. Other following patches improve t/zbd scripts to take maximum write
> target zone limit and allow to test devices with the limit.

Applied, thanks.

-- 
Jens Axboe



      parent reply	other threads:[~2020-09-01 14:38 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-01  8:19 [PATCH v3 0/7] Improve open zones accounting Shin'ichiro Kawasaki
2020-09-01  8:20 ` [PATCH v3 1/7] zbd: Decrement open zones count at write command completion Shin'ichiro Kawasaki
2020-09-01  8:20 ` [PATCH v3 2/7] oslib/linux-blkzoned: Allow reset zone before file set up Shin'ichiro Kawasaki
2020-09-01  8:20 ` [PATCH v3 3/7] zbd: Initialize open zones list referring zone status at fio start Shin'ichiro Kawasaki
2020-09-01  8:20 ` [PATCH v3 4/7] t/zbd: Improve usage message of test-zbd-support script Shin'ichiro Kawasaki
2020-09-01  8:20 ` [PATCH v3 5/7] t/zbd: Add -o option to t/zbd/test-zoned-support Shin'ichiro Kawasaki
2020-09-01  8:20 ` [PATCH v3 6/7] t/zbd: Reset all zones before test when max open zones is specified Shin'ichiro Kawasaki
2020-09-01  8:20 ` [PATCH v3 7/7] t/zbd: Remove unnecessary option for zbc_reset_zone Shin'ichiro Kawasaki
2020-09-01 14:38 ` Jens Axboe [this message]

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