Re: intr2 at 40001/40000 hz, livelocked limit engaged.

[Saifi Khan <saifi.khan@xxxxxxxxxxxxxxx>]

On Wed, 3 Mar 2010, Matthew Dillon wrote:

> :Hi:
> :
> :nfe0: watchdog timeout - lost interrupt recovered
> :
> :The network access from this machine or to this machine is at 
> :best sporadic and SSH clients timeout.
> :
> :The box has a NVIDIA nForce 405 Nvidia (nfe0@pci0:0:7:0).
> :
> :Is there any workaround to fix this issue ?
> :
> :--
> :thanks
> :Saifi.
> 
>     It sounds like nfe0's interrupt is miswired, you have two choices:
> 
>     (1) Try running nfs0 in polling mode.
> 
> 	ifconfig nfe0 polling
> 
>     (2) Compile SMP but without APIC_IO.  This might fix the interrupt
> 	routing issue too.
> 
> 					-Matt
> 					Matthew Dillon 
> 					<dillon@backplane.com>
> 

Thank you for the suggestions Matt.

The option (1) worked fine with the following approach:
 . comment out dhcp enabled line in rc.conf
 . # ifconfig nfe0 polling
 . # dhclient nfe0

On another note, the same issue was noticed with NetBSD 5.x on 
the same box.


--
thanks
Saifi.