From: Stefan Hajnoczi <stefanha@gmail.com>
To: Fam Zheng <famz@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>, Jeff Cody <jcody@redhat.com>,
qemu-devel@nongnu.org, qemu-block@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 3/3] mirror: Speed up bitmap initial scanning
Date: Tue, 14 Jul 2015 14:21:19 +0100 [thread overview]
Message-ID: <20150714132119.GO17927@stefanha-thinkpad.redhat.com> (raw)
In-Reply-To: <1436413678-7114-4-git-send-email-famz@redhat.com>
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On Thu, Jul 09, 2015 at 11:47:58AM +0800, Fam Zheng wrote:
> Limiting to sectors_per_chunk for each bdrv_is_allocated_above is slow,
> because the underlying protocol driver would issue much more queries
> than necessary. We should coalesce the query.
>
> Signed-off-by: Fam Zheng <famz@redhat.com>
> ---
> block/mirror.c | 15 ++++++---------
> 1 file changed, 6 insertions(+), 9 deletions(-)
Thanks, applied Patch 3 to my block tree:
https://github.com/stefanha/qemu/commits/block
Stefan
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next prev parent reply other threads:[~2015-07-14 13:21 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-09 3:47 [Qemu-devel] [PATCH 0/3] mirror: Fix guest responsiveness during bitmap scan Fam Zheng
2015-07-09 3:47 ` [Qemu-devel] [PATCH 1/3] blockjob: Introduce block_job_relax_cpu Fam Zheng
2015-07-09 12:54 ` [Qemu-devel] [Qemu-block] " Stefan Hajnoczi
2015-07-10 3:42 ` Alexandre DERUMIER
2015-07-14 12:31 ` Stefan Hajnoczi
2015-07-15 10:32 ` Fam Zheng
2015-07-16 13:21 ` Stefan Hajnoczi
2015-07-09 3:47 ` [Qemu-devel] [PATCH 2/3] mirror: Use block_job_relax_cpu during bitmap scanning Fam Zheng
2015-07-09 13:00 ` [Qemu-devel] [Qemu-block] " Stefan Hajnoczi
2015-07-09 3:47 ` [Qemu-devel] [PATCH 3/3] mirror: Speed up bitmap initial scanning Fam Zheng
2015-07-09 13:00 ` Stefan Hajnoczi
2015-07-14 13:21 ` Stefan Hajnoczi [this message]
2015-07-09 11:51 ` [Qemu-devel] [PATCH 0/3] mirror: Fix guest responsiveness during bitmap scan Alexandre DERUMIER
2015-07-09 13:02 ` [Qemu-devel] [Qemu-block] " Stefan Hajnoczi
2015-07-09 13:18 ` Alexandre DERUMIER
2015-07-10 6:43 ` Fam Zheng
2015-07-10 6:54 ` Alexandre DERUMIER
2015-07-10 7:13 ` Fam Zheng
2015-07-10 10:36 ` Alexandre DERUMIER
2015-07-10 12:16 ` Alexandre DERUMIER
2015-07-13 5:08 ` Fam Zheng
2015-07-14 12:40 ` Stefan Hajnoczi
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