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Re: [Qemu-devel] setting migrate_downtime results in halted vm (qemu 1.3
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] setting migrate_downtime results in halted vm (qemu 1.3) |
Date: |
Sat, 29 Dec 2012 15:00:37 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/17.0 Thunderbird/17.0 |
Il 28/12/2012 20:03, Stefan Priebe ha scritto:
> Hi Paolo,
>
> Am 28.12.2012 18:53, schrieb Paolo Bonzini:
>> Il 28/12/2012 08:05, Alexandre DERUMIER ha scritto:
>>> Hi list,
>>> After discuss with Stefan Yesterday here some more info:
>>>
>>> (this is for stable qemu 1.3, it was working fine with qemu 1.2)
>>>
>>> The problem seem that whesettings a migrate_set_downtime to 1sec,
>>>
>>> the transfert of the vm seem to send all the memory of the vm in 1
>>> step, and not by increment.
>>> So the downtime is really huge , 90000ms for 1GB memory.
>>
>> Can you try commit bde54c08b4854aceee3dee25121a2b835cb81166?
>
> i cherry picked that one on top of 1.3 sadly it does not help. VM halts,
> monitor socket is no longer available kvm process is running with 100%
> CPU on source side.
Can you please test master and, if it works, bisect it in reverse?
(That is, mark "bad" if it works, "good" if it fails).
Paolo
- [Qemu-devel] setting migrate_downtime results in halted vm, Stefan Priebe, 2012/12/27
- Re: [Qemu-devel] setting migrate_downtime results in halted vm (qemu 1.3), Alexandre DERUMIER, 2012/12/28
- Re: [Qemu-devel] setting migrate_downtime results in halted vm (qemu 1.3), Paolo Bonzini, 2012/12/28
- Re: [Qemu-devel] setting migrate_downtime results in halted vm (qemu 1.3), Stefan Priebe, 2012/12/28
- Re: [Qemu-devel] setting migrate_downtime results in halted vm (qemu 1.3),
Paolo Bonzini <=
- Re: [Qemu-devel] setting migrate_downtime results in halted vm (qemu 1.3), Stefan Priebe, 2012/12/29
- Re: [Qemu-devel] setting migrate_downtime results in halted vm (qemu 1.3), Paolo Bonzini, 2012/12/29
- Re: [Qemu-devel] setting migrate_downtime results in halted vm (qemu 1.3), Stefan Priebe, 2012/12/29
- Re: [Qemu-devel] setting migrate_downtime results in halted vm (qemu 1.3), Paolo Bonzini, 2012/12/29
- Re: [Qemu-devel] setting migrate_downtime results in halted vm (qemu 1.3), Stefan Priebe, 2012/12/31