Hi, Am 07.02.2014 14:15, schrieb Dr. David Alan Gilbert: > * Stefan Priebe - Profihost AG (s.pri...@profihost.ag) wrote: >> Hi, >> >> Am 07.02.2014 14:08, schrieb Dr. David Alan Gilbert: >>> * Stefan Priebe - Profihost AG (s.pri...@profihost.ag) 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.
ah OK now i got it. No i can't reproduce with suspend resume. But while migrating it happens directly at the end when the switch from host a to b happens. > Dave > -- > Dr. David Alan Gilbert / dgilb...@redhat.com / Manchester, UK >
