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Re: [Qemu-devel] [RFC][PATCH 00/15 v5] introducing a new, dedicated memo
From: |
Wen Congyang |
Subject: |
Re: [Qemu-devel] [RFC][PATCH 00/15 v5] introducing a new, dedicated memory dump mechanism |
Date: |
Thu, 19 Jan 2012 11:39:42 +0800 |
User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.9) Gecko/20100413 Fedora/3.0.4-2.fc13 Thunderbird/3.0.4 |
At 01/19/2012 11:32 AM, Jun Koi Wrote:
> On Thu, Jan 19, 2012 at 10:50 AM, Wen Congyang <address@hidden> wrote:
>> Hi, all
>>
>> 'virsh dump' can not work when host pci device is used by guest. We have
>> discussed this issue here:
>> http://lists.nongnu.org/archive/html/qemu-devel/2011-10/msg00736.html
>>
>> We have determined to introduce a new command dump to dump memory. The core
>> file's format can be elf.
>
> do you pause the guest when the dump happen, or you can somehow let it
> continue to run?
I pause the guest when the dump happens.
>
> would be wonderful if you can do the latter, since dumping a guest
> memory can take a lot of time.
Yes, it may tak a lot of time. But we dump a guest memory when the guest
panics, and there is no need to continue to run the guest.
Thanks
Wen Congyang
>
> thanks,
> Jun
>
- [Qemu-devel] [RFC][PATCH 14/15 v5] support to query dumping status, (continued)
[Qemu-devel] [RFC][PATCH 12/15 v5] support to cancel the current dumping, Wen Congyang, 2012/01/18
[Qemu-devel] [RFC][PATCH 10/15] run dump at the background, Wen Congyang, 2012/01/18
[Qemu-devel] [RFC][PATCH 15/15 v5] auto cancel dumping after vm state is changed to run, Wen Congyang, 2012/01/18
Re: [Qemu-devel] [RFC][PATCH 00/15 v5] introducing a new, dedicated memory dump mechanism, Jun Koi, 2012/01/19
- Re: [Qemu-devel] [RFC][PATCH 00/15 v5] introducing a new, dedicated memory dump mechanism,
Wen Congyang <=
- Re: [Qemu-devel] [RFC][PATCH 00/15 v5] introducing a new, dedicated memory dump mechanism, Eric Blake, 2012/01/19
- Re: [Qemu-devel] [RFC][PATCH 00/15 v5] introducing a new, dedicated memory dump mechanism, Wen Congyang, 2012/01/30
- Re: [Qemu-devel] [RFC][PATCH 00/15 v5] introducing a new, dedicated memory dump mechanism, Eric Blake, 2012/01/30
- Re: [Qemu-devel] [RFC][PATCH 00/15 v5] introducing a new, dedicated memory dump mechanism, Wen Congyang, 2012/01/30