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Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap f
From: |
Dr. David Alan Gilbert |
Subject: |
Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry |
Date: |
Fri, 7 Feb 2014 13:15:21 +0000 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
* Stefan Priebe - Profihost AG (address@hidden) wrote:
> Hi,
>
> Am 07.02.2014 14:08, schrieb Dr. David Alan Gilbert:
> > * Stefan Priebe - Profihost AG (address@hidden) wrote:
> >> first of all i've now a memory image of a VM where i can reproduce it.
> >> reproducing does NOT work if i boot the VM freshly i need to let it run
> >> for some hours.
> >>
> >> Then just when the migration finishes there is a short time frame where
> >> the google stress app reports memory errors than when the migration
> >> finishes it runs fine again.
> >>
> >> It seems to me it is related to pause and unpause/resume?
> >
> > But do you have to pause/resume it to cause the error? Have you got cases
> > where you boot it and then leave it running for a few hours and then it
> > fails if you migrate it?
>
> Yes but isn't migration always a pause / unpause at the end? I thought
> migration_downtime is the value a very small pause unpause is allowed.
There's a heck of a lot of other stuff that goes on in migration, and that
downtime isn't quite the same.
If it can be reproduced with just suspend/resume stuff then that's a different
place to start looking than if it's migration only.
Dave
--
Dr. David Alan Gilbert / address@hidden / Manchester, UK
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, (continued)
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Stefan Priebe - Profihost AG, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Dr. David Alan Gilbert, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Stefan Priebe - Profihost AG, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Stefan Priebe - Profihost AG, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Dr. David Alan Gilbert, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Stefan Priebe - Profihost AG, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Paolo Bonzini, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Stefan Priebe - Profihost AG, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Dr. David Alan Gilbert, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Stefan Priebe - Profihost AG, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry,
Dr. David Alan Gilbert <=
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Stefan Priebe - Profihost AG, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Paolo Bonzini, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Stefan Priebe - Profihost AG, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Stefan Priebe - Profihost AG, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Stefan Priebe, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Dr. David Alan Gilbert, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Stefan Priebe, 2014/02/07
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Stefan Priebe, 2014/02/08
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Dr. David Alan Gilbert, 2014/02/10
- Re: [Qemu-devel] [pve-devel] QEMU LIve Migration - swap_free: Bad swap file entry, Dr. David Alan Gilbert, 2014/02/10