[PVE-User] Change the MTU?

[John]

Hi Tobias,

>From what I know, you have to increase it on the Ethernet interface, not
the bridge.

I may be wrong, so if someone else knows please correct me.

---
John Hurley <jhurley at zoqdla dot com>
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On Wed, Jun 6, 2012 at 4:58 AM, Tobias Matthaeus <tm at carmunity.de> wrote:

> Hello everyone,
>
>
> I have two ProxMox Server and I am using DRBD to sync the VM-Images
> between this both machines. Every Server is a DRBD Master and a DRBD Slave
> for the other one too…
> But my DRBD speed is not very high. I think I need to increase the MTU of
> the VMBR-Interface. I tried that, but I got and error. Any Ideas anyone?
>
>
> iface eth2 inet manual
>        broadcast  10.2.7.255
>        network 10.2.7.0
>        mtu 9000
>
> auto vmbr1
> iface vmbr1 inet static
>        address  10.2.7.136
>        netmask  255.255.255.0
>        bridge_ports eth2
>        bridge_stp off
>        bridge_fd 0
>        pre-up ifconfig eth2 mtu 9000
>
>
>
> After restarting network I get this error:
>
>
> Waiting for vmbr0 to get ready (MAXWAIT is 2 seconds).
> if-up.d/mountnfs[vmbr0]: waiting for interface vmbr1 before doing NFS
> mounts ... (warning).
> SIOCSIFMTU: Invalid argument
> Failed to bring up vmbr1.
> done.
>
>
>
>
> Thanks and Regards!
>
>
>
>
> Tobi
>
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>
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