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Re: [PATCH v5 0/7] Introduce 'yank' oob qmp command to recover from hang
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From: |
Stefan Hajnoczi |
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Subject: |
Re: [PATCH v5 0/7] Introduce 'yank' oob qmp command to recover from hanging qemu |
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Date: |
Tue, 28 Jul 2020 11:29:16 +0100 |
On Tue, Jun 23, 2020 at 04:42:30PM +0200, Lukas Straub wrote:
> In many cases, if qemu has a network connection (qmp, migration, chardev,
> etc.)
> to some other server and that server dies or hangs, qemu hangs too.
> These patches introduce the new 'yank' out-of-band qmp command to recover from
> these kinds of hangs. The different subsystems register callbacks which get
> executed with the yank command. For example the callback can shutdown() a
> socket. This is intended for the colo use-case, but it can be used for other
> things too of course.
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
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