From: Stefan Hajnoczi <stefanha@redhat.com>
To: Stefano Garzarella <sgarzare@redhat.com>
Cc: "Kevin Wolf" <kwolf@redhat.com>, "Fam Zheng" <fam@euphon.net>,
"Daniel P. Berrangé" <berrange@redhat.com>,
"Eduardo Habkost" <ehabkost@redhat.com>,
qemu-block@nongnu.org, "Markus Armbruster" <armbru@redhat.com>,
qemu-devel@nongnu.org, "Max Reitz" <mreitz@redhat.com>,
"Stefan Weil" <sw@weilnetz.de>,
"Paolo Bonzini" <pbonzini@redhat.com>,
"Eric Blake" <eblake@redhat.com>,
"Dr. David Alan Gilbert" <dgilbert@redhat.com>
Subject: Re: [PATCH 2/3] iothread: add aio-max-batch parameter
Date: Tue, 13 Jul 2021 15:51:15 +0100 [thread overview]
Message-ID: <YO2oY/OObOC9Io1e@stefanha-x1.localdomain> (raw)
In-Reply-To: <20210707150019.201442-3-sgarzare@redhat.com>
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On Wed, Jul 07, 2021 at 05:00:18PM +0200, Stefano Garzarella wrote:
> diff --git a/qapi/misc.json b/qapi/misc.json
> index 156f98203e..f64bb69f74 100644
> --- a/qapi/misc.json
> +++ b/qapi/misc.json
> @@ -86,6 +86,9 @@
> # @poll-shrink: how many ns will be removed from polling time, 0 means that
> # it's not configured (since 2.9)
> #
> +# @aio-max-batch: maximum number of requests in a bacth for the AIO engine,
s/bacth/batch/
> +# 0 means that the engine will use its default (since 6.1)
> +#
> # Since: 2.0
> ##
> { 'struct': 'IOThreadInfo',
> @@ -93,7 +96,8 @@
> 'thread-id': 'int',
> 'poll-max-ns': 'int',
> 'poll-grow': 'int',
> - 'poll-shrink': 'int' } }
> + 'poll-shrink': 'int',
> + 'aio-max-batch': 'int' } }
>
> ##
> # @query-iothreads:
> diff --git a/qapi/qom.json b/qapi/qom.json
> index 652be317b8..23fd586614 100644
> --- a/qapi/qom.json
> +++ b/qapi/qom.json
> @@ -516,12 +516,17 @@
> # algorithm detects it is spending too long polling without
> # encountering events. 0 selects a default behaviour (default: 0)
> #
> +# @aio-max-batch: maximum number of requests in a bacth for the AIO engine,
s/bacth/batch/
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next prev parent reply other threads:[~2021-07-13 16:23 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-07 15:00 [PATCH 0/3] linux-aio: limit the batch size to reduce queue latency Stefano Garzarella
2021-07-07 15:00 ` [PATCH 1/3] iothread: generalize iothread_set_param/iothread_get_param Stefano Garzarella
2021-07-07 15:00 ` [PATCH 2/3] iothread: add aio-max-batch parameter Stefano Garzarella
2021-07-13 14:51 ` Stefan Hajnoczi [this message]
2021-07-19 10:10 ` Stefano Garzarella
2021-07-07 15:00 ` [PATCH 3/3] linux-aio: limit the batch size using `aio-max-batch` parameter Stefano Garzarella
2021-07-13 14:58 ` Stefan Hajnoczi
2021-07-19 10:35 ` Stefano Garzarella
2021-07-20 10:41 ` Stefan Hajnoczi
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