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Re: [Qemu-devel] [PATCH 3/3] mirror: Speed up bitmap initial scanning
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [PATCH 3/3] mirror: Speed up bitmap initial scanning |
Date: |
Thu, 9 Jul 2015 14:00:33 +0100 |
User-agent: |
Mutt/1.5.23 (2014-03-12) |
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 <address@hidden>
> ---
> block/mirror.c | 15 ++++++---------
> 1 file changed, 6 insertions(+), 9 deletions(-)
Reviewed-by: Stefan Hajnoczi <address@hidden>
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- [Qemu-devel] [PATCH 0/3] mirror: Fix guest responsiveness during bitmap scan, Fam Zheng, 2015/07/08
- [Qemu-devel] [PATCH 2/3] mirror: Use block_job_relax_cpu during bitmap scanning, Fam Zheng, 2015/07/08
- [Qemu-devel] [PATCH 3/3] mirror: Speed up bitmap initial scanning, Fam Zheng, 2015/07/08
- Re: [Qemu-devel] [PATCH 0/3] mirror: Fix guest responsiveness during bitmap scan, Alexandre DERUMIER, 2015/07/09
- Re: [Qemu-devel] [Qemu-block] [PATCH 0/3] mirror: Fix guest responsiveness during bitmap scan, Stefan Hajnoczi, 2015/07/09
- Re: [Qemu-devel] [Qemu-block] [PATCH 0/3] mirror: Fix guest responsiveness during bitmap scan, Alexandre DERUMIER, 2015/07/09
- Re: [Qemu-devel] [Qemu-block] [PATCH 0/3] mirror: Fix guest responsiveness during bitmap scan, Fam Zheng, 2015/07/10
- Re: [Qemu-devel] [Qemu-block] [PATCH 0/3] mirror: Fix guest responsiveness during bitmap scan, Alexandre DERUMIER, 2015/07/10
- Re: [Qemu-devel] [Qemu-block] [PATCH 0/3] mirror: Fix guest responsiveness during bitmap scan, Fam Zheng, 2015/07/10
- Re: [Qemu-devel] [Qemu-block] [PATCH 0/3] mirror: Fix guest responsiveness during bitmap scan, Alexandre DERUMIER, 2015/07/10
- Re: [Qemu-devel] [Qemu-block] [PATCH 0/3] mirror: Fix guest responsiveness during bitmap scan, Alexandre DERUMIER, 2015/07/10
- Re: [Qemu-devel] [Qemu-block] [PATCH 0/3] mirror: Fix guest responsiveness during bitmap scan, Fam Zheng, 2015/07/13