ACK: [PATCH 0/1][FGHI][linux] scsi: storvsc: Parameterize number hardware queues
Guilherme Piccoli
gpiccoli at canonical.com
Wed Jun 2 21:49:30 UTC 2021
On Wed, Jun 2, 2021 at 6:22 PM Tim Gardner <tim.gardner at canonical.com> wrote:
>
> BugLink: https://bugs.launchpad.net/bugs/1930626
>
> [Impact]
>
> This patch adds the ability to set the number of hardware queues with new module
> parameter, storvsc_max_hw_queues.
>
> This functionality is useful in Microsoft Azure) where decreasing the number of
> hardware queues has been shown to improve performance.
>
> [Test Plan]
>
> Install the hv_storvsc module with a parameter (storvsc_max_hw_queues)
> and observe the result.
>
> [Where problems could occur]
>
> num_present_cpus() may not be the same as num_online_cpus() which
> appears to be a minor difference.
>
> [Other Info]
>
Thanks Tim, LGTM:
Acked-by: Guilherme G. Piccoli <gpiccoli at canonical.com>
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