On Mon, 2004-10-11 at 14:46, Robert Watson wrote: > On Mon, 11 Oct 2004, Benjamin Lutz wrote: > > ... > > Nothing gets logged on the server, the client logs this repeatedly: > > nfs server uno:/var/www/localhost: not responding > > > > Forcibly unmounting the share works and seems to unfreeze the frozen > > applications. > > > > This behaviour is new. I cannot say when exactly I've first seen this, > > but I think it must have appeared somewhere between BETA5 and BETA7. > > > > What can I do to make NFS work more reliably again? > > When you're experiencing this problem, can the NFS client ping the NFS > server? Are other NFS clients able to continue to access the NFS server > without problems? It might be interesting to use tcpdump to see if the > client stops sending RPCs or not, and if not, whether the server responds > to them. If you set debug.mpsafenet=0 in loader.conf, does the problem > go away? Also, finally, what ethernet device(s) are you using, and are > there any notes about those devices in the dmesg output? Also, you didn't supply hardware info. Specifically, what is your nic on the FreeBSD box? There is a known problem with txcsum and re0 that requires you to do an ifconfig re0 -txcsum or you will experience symptoms like you are describing. Cheers, Sean
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