[pve-devel] migration problems since qemu 1.3

Alexandre DERUMIER aderumier at odiso.com
Sun Dec 23 14:34:55 CET 2012


>>How much mem was in use? Died you tried my suggestion with 
>>find / -type f -print | xargs cat >/dev/null 

I filled memory buffer with fio read benchmark. (tested with 4GB and 16G guests)

storage tested: nfs and iscsi. (don't have my rbd cluster for now)






	



----- Mail original ----- 

De: "Stefan Priebe" <s.priebe at profihost.ag> 
À: "Alexandre DERUMIER" <aderumier at odiso.com> 
Cc: pve-devel at pve.proxmox.com, "Dietmar Maurer" <dietmar at proxmox.com> 
Envoyé: Dimanche 23 Décembre 2012 14:21:07 
Objet: Re: [pve-devel] migration problems since qemu 1.3 

Hi, 
Am 23.12.2012 14:18, schrieb Alexandre DERUMIER: 
> I have redone tests on my side, with linux and windows guests, vms with 4 - 16GB ram 
> I really can't reproduce your problem. 
> 
> migration speed is around 400MB/S. 
How much mem was in use? Died you tried my suggestion with 
find / -type f -print | xargs cat >/dev/null 

BEFORE you migrate? 

> maybe can you try the last qemu git version ? I see some big migration patchs commited this last days.... 
Already tried that. No Change. 

Stefan 



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