[OpenAFS] Re: "afs: Lost contact with file server" on the same machine?

Adam Megacz megacz@hcoop.net
Mon, 15 Jun 2009 12:54:36 -0700

Andrew Deason <adeason@sinenomine.net> writes:
> No, there's no log message that indicates that this is happening;

How unfortunate.

> but having logs for this would somewhat defeat the purpose of the
> throttling. If you're triggering the throttling behavior, logging it
> would almost certainly really slow down the fileserver.

Presumably the fileserver would only log this message at most once per
client IP per hour or something like that.

> The least disruptive way to see if it's happening is probably
> correlating kernel error messages with the problem, as Russ mentioned
> earlier.

I don't think he ever explained what server-side event he was
correlating the client-side kernel messages with.

> Although, if it's tolerable, it may be easiest to just disable
> throttling by passing "-abortthreshold 0" to the fileserver, and see if
> the problem goes away.

THANK YOU.  That's the sort of solution I was looking for.  We will
implement this immediately.

  - a