From: Stefan Hajnoczi <stefanha@gmail.com>
To: Fam Zheng <famz@redhat.com>
Cc: pbonzini@redhat.com, qemu-devel@nongnu.org, qemu-block@nongnu.org
Subject: Re: [Qemu-devel] [Qemu-block] [PATCH] block/mirror: Sleep periodically during bitmap scanning
Date: Mon, 15 Jun 2015 17:35:16 +0100 [thread overview]
Message-ID: <20150615163516.GK12553@stefanha-thinkpad.redhat.com> (raw)
In-Reply-To: <1431486673-19280-1-git-send-email-famz@redhat.com>
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On Wed, May 13, 2015 at 11:11:13AM +0800, Fam Zheng wrote:
> Before, we only yield after initializing dirty bitmap, where the QMP
> command would return. That may take very long, and guest IO will be
> blocked.
>
> Add sleep points like the later mirror iterations.
>
> Signed-off-by: Fam Zheng <famz@redhat.com>
> ---
> block/mirror.c | 13 ++++++++++++-
> 1 file changed, 12 insertions(+), 1 deletion(-)
Ping for Jeff
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
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next prev parent reply other threads:[~2015-06-15 16:41 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-13 3:11 [Qemu-devel] [PATCH] block/mirror: Sleep periodically during bitmap scanning Fam Zheng
2015-05-13 5:17 ` Wen Congyang
2015-05-13 6:40 ` Fam Zheng
2015-06-05 2:50 ` Wen Congyang
2015-05-13 7:11 ` Wen Congyang
2015-05-13 9:30 ` Paolo Bonzini
2015-05-19 10:46 ` [Qemu-devel] [Qemu-block] " Stefan Hajnoczi
2015-06-15 16:35 ` Stefan Hajnoczi [this message]
2015-06-16 4:06 ` [Qemu-devel] " Jeff Cody
2015-06-29 8:56 ` Alexandre DERUMIER
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