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Re: [Qemu-devel] [PATCH 07/26] block: add the support to drain throttled
From: |
Zhi Yong Wu |
Subject: |
Re: [Qemu-devel] [PATCH 07/26] block: add the support to drain throttled requests |
Date: |
Fri, 13 Apr 2012 17:55:29 +0800 |
On Fri, Apr 13, 2012 at 5:49 PM, Paolo Bonzini <address@hidden> wrote:
> Il 13/04/2012 09:51, Zhi Yong Wu ha scritto:
>> Sorry, i hadn't check the code. thanks for pointing out this. In the
>> past, i tested this patch, and found it will assert about
>> bs->tracked_requests. Do you think that only qemu_aio_wait can make
>> sure that bs->tracked_requests is empty here?
>
> FWIW, live snapshot during guest boot (block_set_io_throttle ide0-hd0 0
> 500000 500000 0 500000 500000) died immediately without the patches.
> With the patch I could do 20 snapshots before I stopped.
or replace qemu_aio_wait with qemu_aio_flush
>
> Paolo
--
Regards,
Zhi Yong Wu
- [Qemu-devel] [PATCH 05/26] aio: return "AIO in progress" state from qemu_aio_wait, (continued)
- [Qemu-devel] [PATCH 05/26] aio: return "AIO in progress" state from qemu_aio_wait, Paolo Bonzini, 2012/04/12
- [Qemu-devel] [PATCH 04/26] aio: remove process_queue callback and qemu_aio_process_queue, Paolo Bonzini, 2012/04/12
- [Qemu-devel] [PATCH 07/26] block: add the support to drain throttled requests, Paolo Bonzini, 2012/04/12
- Re: [Qemu-devel] [PATCH 07/26] block: add the support to drain throttled requests, Zhi Yong Wu, 2012/04/12
- Re: [Qemu-devel] [PATCH 07/26] block: add the support to drain throttled requests, Paolo Bonzini, 2012/04/13
- Re: [Qemu-devel] [PATCH 07/26] block: add the support to drain throttled requests, Zhi Yong Wu, 2012/04/13
- Re: [Qemu-devel] [PATCH 07/26] block: add the support to drain throttled requests, Paolo Bonzini, 2012/04/13
- Re: [Qemu-devel] [PATCH 07/26] block: add the support to drain throttled requests, Zhi Yong Wu, 2012/04/13
- Re: [Qemu-devel] [PATCH 07/26] block: add the support to drain throttled requests, Paolo Bonzini, 2012/04/13
- Re: [Qemu-devel] [PATCH 07/26] block: add the support to drain throttled requests, Zhi Yong Wu, 2012/04/13
- Re: [Qemu-devel] [PATCH 07/26] block: add the support to drain throttled requests,
Zhi Yong Wu <=
[Qemu-devel] [PATCH 08/26] block: add mode argument to blockdev-snapshot-sync, Paolo Bonzini, 2012/04/12
[Qemu-devel] [PATCH 06/26] aio: simplify qemu_aio_wait, Paolo Bonzini, 2012/04/12
[Qemu-devel] [PATCH 09/26] block: fail live snapshot if disk has no medium, Paolo Bonzini, 2012/04/12
[Qemu-devel] [PATCH 10/26] block: fix snapshot on QED, Paolo Bonzini, 2012/04/12
[Qemu-devel] [PATCH 14/26] block: fix allocation size for dirty bitmap, Paolo Bonzini, 2012/04/12
[Qemu-devel] [PATCH 12/26] block: update in-memory backing file and format, Paolo Bonzini, 2012/04/12
[Qemu-devel] [PATCH 11/26] block: push bdrv_change_backing_file error checking up from drivers, Paolo Bonzini, 2012/04/12
[Qemu-devel] [PATCH 13/26] block: open backing file as read-only when probing for size, Paolo Bonzini, 2012/04/12
[Qemu-devel] [PATCH 22/26] stream: do not copy unallocated sectors from the base, Paolo Bonzini, 2012/04/12
[Qemu-devel] [PATCH 23/26] block: implement is_allocated for raw, Paolo Bonzini, 2012/04/12