Re: NFS hangs (again)

[christos%astron.com@localhost (Christos Zoulas)]

In article <20090825013402.972A324207%panix5.panix.com@localhost>,
Brian Marcotte <marcotte%panix.com@localhost> wrote:
>>We're stil seeing some NFS hangs with NetBSD 5.
>
>Here is a new one. Our other hangs are against a NetApp and occur often.
>This one is unique and is against a Solaris 10 box with ZFS:
>
>    impossible packet length (113530219) from nfs server mailfs:/mail/spool
>    receive error 27 from nfs server mailfs:/mail/spool
>
>The mount hung at that point and I needed to reboot the machine.
>
>This was a UDP mount.

Wow, you are having a lot of problems with NFS! Is that a single processor
or a multiprocessor box? I forget if in 5.0 socket page loaning is enabled
or disabled. In current it is disabled. Can you make sure that
sock_loan_thresh is -1, in uipc_socket.c?

christos