Re: mbuf leak on 6.0.1?

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Fri, Jan 25, 2013 at 04:43:52PM +0000, Emmanuel Dreyfus wrote:
> Hi
> 
> On NetBSD 6.0.1 (XEN3_DOMU) / Xen 3.1.4, the machines loose the network 
> after some time. The kernel says:
> WARNING: mclpool limit reached; increase kern.mbuf.nmbclusters
> WARNING: mclpool limit reached; increase kern.mbuf.nmbclusters
> 
> Raising NMBCLUSTERS did not help. It is currenty set as 16384 and
> this is the maximum. The reliable workaround is:
>   ifconfig xennet0 down; ifconfig xennet0 up
> 
> It looks like a mbuf leak, are there known such problems? 

No.
Please rebuild the kernel with MBUFTRACE and look at where the mbufs go with
netstat -mssv


-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--