On Tue, Apr 26, 2011 at 06:31:19PM +0200, Manuel Bouyer wrote: > Hello, > I tried upgrading a NFS server to today's netbsd-5 branch, without success. > The previous kernel (netbsd-5 from 7 feb 2010) is rock solid. > I tried a kernel from before the recent nfs-related pullups, it shows > the same symptoms. > > After a few hours of operation, the network stack is locked up. > The server doesn't reply to ping, but the console is still alive and > I can log in (it doesn't always make it to the shell though). > ps from ddb shows lots of processes waiting on tstile, the lock seems to > be the softnet_lock. One of the nfsd thread is waiting on livelock, I suspect > it's also trying to get the softnet_lock but with a tryenter/kpause. > > unfortunably I don't have a core dump (I couldn't get one).
And unfortunably it's not reproductible with a simple testbed (I've been trying for 3 days). I wonder if it could be related to the INRENAME change that has been pulled up ... -- Manuel Bouyer <bou...@antioche.eu.org> NetBSD: 26 ans d'experience feront toujours la difference --