[pve-devel] kernel 3.10 , packet loss and latencies problem

Alexandre DERUMIER aderumier at odiso.com
Wed Mar 5 11:41:57 CET 2014


>>Do you have dropped packets at ifconfig view for the network cards?
 on the host, no.
Don't have checked the guest.

But it's really a vm freeze, I was connected through vnc console, and typing text in console was laggy too.

I'll try to build a test opteron server to reproduce the problem


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

De: "Stefan Priebe - Profihost AG" <s.priebe at profihost.ag> 
À: "Alexandre DERUMIER" <aderumier at odiso.com> 
Cc: "Dietmar Maurer" <dietmar at proxmox.com>, "pve-devel" <pve-devel at pve.proxmox.com> 
Envoyé: Mercredi 5 Mars 2014 09:22:27 
Objet: Re: [pve-devel] kernel 3.10 , packet loss and latencies problem 


Am 05.03.2014 um 08:57 schrieb Alexandre DERUMIER <aderumier at odiso.com>: 

>>> Maybe related to the patch you applied (and sent to the list)? 
> No,this was without the patch applied :( 

Do you have dropped packets at ifconfig view for the network cards? 


> 
> I'll ask to the qemu mailing list. 
> 
> Do you think I can have more information if I you lauch the kvm process without -daemon option ? 
> 
> 
> By the way, I'll be offline for some days, I'll sent ipset patches next week. 
> 
> ----- Mail original ----- 
> 
> De: "Dietmar Maurer" <dietmar at proxmox.com> 
> À: "Alexandre DERUMIER" <aderumier at odiso.com>, "pve-devel" <pve-devel at pve.proxmox.com> 
> Envoyé: Mardi 4 Mars 2014 19:12:36 
> Objet: RE: [pve-devel] kernel 3.10 , packet loss and latencies problem 
> 
>> Ok,I have rollback to 2.6.32. 
>> 
>> I think they are a bug with 3.10 and my opteron hosts. (don't have noticed 
>> theses problem with my intel test cluster) 
>> 
>> I'll wait for the final rhel7 kernel release. 
> 
> Maybe related to the patch you applied (and sent to the list)? 
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> pve-devel at pve.proxmox.com 
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