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Re: [Qemu-devel] [PATCH] qga-win: don't hang if vss hold writes timeout
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From: |
Chen Hanxiao |
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Subject: |
Re: [Qemu-devel] [PATCH] qga-win: don't hang if vss hold writes timeout |
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Date: |
Tue, 26 Sep 2017 13:50:41 +0800 (CST) |
At 2017-09-22 10:46:06, "Chen Hanxiao" <address@hidden> wrote:
>From: Chen Hanxiao <address@hidden>
>
>When VM is in a heavy IO, if the command "guest-fsfreeze-freeze"
>is executed, VSS may timeout when trying to hold writes.
>
>Inside guest, Event ID 12298(VSS_ERROR_HOLD_WRITES_TIMEOUT)
>is logged in the Event Viewer.
>
>At that time, if we call AbortBackup, qga may hang forever.
>
>This patch will solve this issues.
>
>Signed-off-by: Chen Hanxiao <address@hidden>
Hi, Michael
Any comments?
http://lists.nongnu.org/archive/html/qemu-devel/2017-09/msg06199.html
Regards,
- Chen