[nfsv4] [nfsv4] NFSv4 performance issues on a lagged network

[Bryce Harrington]

On Thu, Aug 31, 2006 at 06:51:14PM -0700, Bryce Harrington wrote:
> On Wed, Aug 30, 2006 at 05:01:30PM -0400, Trond Myklebust wrote:
> > On Tue, 2006-08-29 at 17:07 -0400, Trond Myklebust wrote:
> > > See http://crucible.osdl.org/runs/1621/sysinfo/nfs05.console
> > > 
> > > It looks like the networking layer is passing back an ENETUNREACH error
> > > that we weren't expecting, and consequently weren't handling.
> > > 
> > > I'll look into drafting a patch.
> > 
> > OK... Please could you see if the attached patch has an effect on those
> > errors.
> 
> Yes, it appears that this patch fixes the problem.

Hold up...  Dipankar took a look and raised some questions about the
validity of the run.  It looks like the packet delay hadn't been
properly triggered.  We'll know more when the current set of tests
finish.

Bryce