[Linux-cluster] kernel noise, "Neighbour table overflow." ?
Nick Burrett
nick at sqrt.co.uk
Sun Apr 23 03:24:40 UTC 2006
aberoham at gmail.com wrote:
>
> I'm running a test three-node CS/GFS cluster. At random intervals I get
> the following kernel messages streaming out to /dev/console on all three
> nodes.
>
> ---
> Neighbour table overflow.
> printk: 166 messages suppressed.
> Neighbour table overflow.
> printk: 1 messages suppressed.
It looks like your ARP table is overflowing. Try setting the
gc_thresh[123] values in /proc/sys/net/ipv4/neigh/
See the manpage arp(7) for further details.
Regards,
Nick.
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