[Users] Bonding - VMs Network performance problem

[Livnat Peer]

Hi Ricardo,
Are you still experiencing the problem described below?
Are you configuring MTU (to something other than default or 1500) for
one of the networks on the bond?

Thanks, Livnat

On 06/18/2013 05:36 PM, Ricardo Esteves wrote:
> Good afternoon,
> 
> Yes, the "Save network configuration" is checked, configurations are
> persistent across boots.
> 
> The problem is not the persistence of the configurations, the problem is
> that after a reboot the network performance on the VMs is very bad, and
> to fix it i need to remove the bonding and add it again.
> 
> In attachment, the screenshots of my network configuration.
> 
> Best regards,
> Ricardo Esteves.
> 
> -----Original Message-----
> *From*: Mike Kolesnik <mkolesni at redhat.com
> <mailto:Mike%20Kolesnik%20%3cmkolesni at redhat.com%3e>>
> *To*: Ricardo Esteves <maverick.pt at gmail.com
> <mailto:Ricardo%20Esteves%20%3cmaverick.pt at gmail.com%3e>>
> *Cc*: Users at ovirt.org <mailto:Users at ovirt.org>
> *Subject*: Re: [Users] Bonding - VMs Network performance problem
> *Date*: Sun, 26 May 2013 04:57:43 -0400 (EDT)
> 
> 
> 
> ------------------------------------------------------------------------
> 
> 
>     Hi,
> 
>     I've got ovirt installed on 2 HP BL460c G6 blades, and my VMs have
>     very poor network performance (around 7,01K/s).
> 
>     On the servers itselfs there is no problem, i can download a file
>     with wget at around 99 M/s.
> 
>     Then i go to ovirt network configuration remove the bonding and then
>     make the bonding again and the problem gets fixed (i have to do this
>     everytime i reboot my blades).
> 
> Have you tried to check the "Save network configuration" check box, or
> clicking the button from the host's NICs  sub-tab?
> 
> This should persist the configuration that you set on the host across
> reboots..
> 
> 
>     SERVER' s Software:
>     CentOS 6.4 (64 bits) - 2.6.32-358.6.2.el6.x86_64
>     Ovirt EL6 official rpms.
> 
>     Anyone experienced this kind of problems?
> 
>     Best regards,
>     Ricardo Esteves.
> 
> 
> 
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> 
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