From: Christoph Hellwig <hch@lst.de>
To: Bart Van Assche <bvanassche@acm.org>
Cc: Damien Le Moal <damien.lemoal@opensource.wdc.com>,
Jens Axboe <axboe@kernel.dk>,
linux-block@vger.kernel.org, Christoph Hellwig <hch@lst.de>,
Damien Le Moal <damien.lemoal@wdc.com>,
"Martin K . Petersen" <martin.petersen@oracle.com>,
Khazhy Kumykov <khazhy@google.com>,
Jaegeuk Kim <jaegeuk@kernel.org>
Subject: Re: [PATCH 2/5] scsi: Retry unaligned zoned writes
Date: Wed, 15 Jun 2022 07:49:09 +0200 [thread overview]
Message-ID: <20220615054909.GA22044@lst.de> (raw)
In-Reply-To: <29a13708-56b1-60e8-558a-ec4a469eaa6d@acm.org>
On Tue, Jun 14, 2022 at 04:56:52PM -0700, Bart Van Assche wrote:
> The performance penalty of zone locking is not acceptable for our use case.
> Does this mean that zone locking needs to be preserved for AHCI but not for
> UFS?
It means you use case needs to use zone append, and we need to make sure
it is added to SCSI assuming your are on SCSI based on your other comments.
next prev parent reply other threads:[~2022-06-15 5:49 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-14 17:49 [PATCH 0/5] Improve zoned storage write performance Bart Van Assche
2022-06-14 17:49 ` [PATCH 1/5] block: Introduce the blk_rq_is_seq_write() function Bart Van Assche
2022-06-16 20:41 ` Jens Axboe
2022-06-16 21:16 ` Bart Van Assche
2022-06-14 17:49 ` [PATCH 2/5] scsi: Retry unaligned zoned writes Bart Van Assche
2022-06-14 21:47 ` Khazhy Kumykov
2022-06-14 22:39 ` Bart Van Assche
2022-06-14 23:50 ` Damien Le Moal
2022-06-14 23:54 ` Bart Van Assche
2022-06-15 0:55 ` Damien Le Moal
2022-06-14 23:29 ` Damien Le Moal
2022-06-14 23:56 ` Bart Van Assche
2022-06-15 1:09 ` Damien Le Moal
2022-06-15 5:49 ` Christoph Hellwig [this message]
2022-06-15 7:21 ` Damien Le Moal
2022-06-15 19:38 ` Bart Van Assche
2022-06-16 0:14 ` Damien Le Moal
2022-06-15 19:42 ` Bart Van Assche
2022-06-16 18:36 ` Bart Van Assche
2022-06-14 17:49 ` [PATCH 3/5] nvme: Make the number of retries request specific Bart Van Assche
2022-06-14 17:49 ` [PATCH 4/5] nvme: Increase the number of retries for zoned writes Bart Van Assche
2022-06-14 18:03 ` Keith Busch
2022-06-14 17:49 ` [PATCH 5/5] block/mq-deadline: Remove zone locking Bart Van Assche
2022-06-14 23:40 ` Damien Le Moal
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