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Re: [Qemu-block] [PATCH 0/3] block devices record/replay update
From: |
Pavel Dovgalyuk |
Subject: |
Re: [Qemu-block] [PATCH 0/3] block devices record/replay update |
Date: |
Mon, 13 Feb 2017 08:04:35 +0300 |
Ping?
Pavel Dovgalyuk
> -----Original Message-----
> From: Pavel Dovgalyuk [mailto:address@hidden
> Sent: Tuesday, January 31, 2017 2:57 PM
> To: address@hidden
> Cc: address@hidden; address@hidden; address@hidden; address@hidden;
> address@hidden
> Subject: [PATCH 0/3] block devices record/replay update
>
> This set of patches includes several fixes for preserving
> the state of the block device images while recording and replaying
> virtual machine execution.
>
> blkreplay driver now creates temporary overlay for underlaying devices
> This patch implicitly enables '-snapshot' behavior in record/replay mode.
> blkreplay layer creates temporary overlays on top of underlaying
> disk images. It is needed, because creating an overlay over blkreplay
> with explicit '-snapshot' option breaks the determinism.
>
> ---
>
> Pavel Dovgalyuk (3):
> block: implement bdrv_snapshot_goto for blkreplay
> blkreplay: create temporary overlay for underlaying devices
> replay: disable default snapshot for record/replay
>
>
> block/blkreplay.c | 84
> +++++++++++++++++++++++++++++++++++++++++++++++++++++
> stubs/replay.c | 1 +
> vl.c | 10 +++++-
> 3 files changed, 93 insertions(+), 2 deletions(-)
>
> --
> Pavel Dovgalyuk
- Re: [Qemu-block] [PATCH 0/3] block devices record/replay update,
Pavel Dovgalyuk <=