Thread (18 messages) flat view 18 messages, 2 authors, 2016-03-08

Re: [PATCH 7/7] cxlflash: Increase cmd_per_lun for better throughput

From: Uma Krishnan <hidden>
Date: 2016-03-08 17:56:46
Also in: linux-scsi

On 3/4/2016 3:55 PM, Uma Krishnan wrote:
From: "Manoj N. Kumar" <redacted>

With the current value of cmd_per_lun at 16, the throughput
over a single adapter is limited to around 150kIOPS.

Increase the value of cmd_per_lun to 256 to improve
throughput. With this change a single adapter is able to
attain close to the maximum throughput (380kIOPS).
Also change the number of RRQ entries that can be queued.

Signed-off-by: Manoj N. Kumar <redacted>
Reviewed-by: Uma Krishnan <redacted>
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