Re: [Users] Migration failed (previous migrations succeded)

On 01/30/2014 10:37 PM, Markus Stockhausen wrote: >>> Von: Itamar Heim [iheim(a)redhat.com] >>> Gesendet: Donnerstag, 30. Januar 2014 21:25 >>> An: Markus Stockhausen; ovirt-users >>> Betreff: Re: [Users] Migration failed (previous migrations succeded) >>> >>> >>> Now I' getting serious problems. During the migration the VM was >>> doing a rather slow download at 1,5 MB/s. So the memory changed >>> by 15 MB per 10 seconds. No wonder that a check every 10 seconds >>> was not able to see any progress. Im scared what will happen if I >>> want to migrate a medium loaded system runing a database. >>> >>> Any tip for a parametrization? >>> >>> Markus >>> >> >> what's the bandwidth? default is up to 30MB/sec, to allow up to 3 VMs to >> migrate on 1Gb without congesting it. >> you could raise that if you have 10GB, or raise the bandwidth cap and >> reduce max number of concurrent VMs, etc. > > My migration network is IPoIB 10GBit. During our tests only one VM > was migrated. Bandwidth cap or number of concurrent VMs has not > been changed after default install. > > Is migration_max_bandwidth in /etc/vdsm/vdsm.conf still the right place? probably > And what settings do you suggest? well, to begin with, 300MB/sec on 10GE (still allowing concurrent migrations) _______________________________________________ Users mailing list Users(a)ovirt.org http://lists.ovirt.org/mailman/listinfo/users