[OpenAFS] Re: Connection Timed Out errors occasionally when
accessing openafs drive
Mon, 8 Jun 2009 00:51:14 -0400
On Sun, Jun 7, 2009 at 5:02 PM, Russ Allbery<email@example.com> wrote:
> Jim Rowan <firstname.lastname@example.org> writes:
>> On Jun 7, 2009, at 1:32 PM, Russ Allbery wrote:
>>> We tracked a similar problem down to user programs who were trying to
>>> access directories to which they didn't have permission (in our case
>>> because their tokens had expired). =A0Sufficient pounding on such
>>> directories will trigger the Rx backoff handling in the file server
>>> and start delaying Rx calls from that client, which can result in the
>>> client deciding the file server is down or no longer responding.
>> How did you track that down?
> Correlating system kernel messages with error messages from the web
simple way is "watch tcpdump for aborts coming from the fileserver
with decreasing frequency over time while at the same time the client