[OpenAFS] AFS hangs, possible nat issues?

Mark Huijgen mark@nl.simpc.com
Thu, 20 May 2010 15:55:00 +0200

On 05/20/2010 03:37 PM, Derrick Brashear wrote:
>> So thats 3 keepalives to server afs3 every 20 seconds where it started
>> off with just 1 every 20 seconds.
>> Is this expected behaviour that it keeps sending more and more packets
>> to the same fileserver?
> How many authentication contexts do you have?
Only 1 afs account/token is used on the client since it started.

>> The number of entries returned by running 'rxdebug localhost 7001
>> -allconnections' on the client seems to grow with the number of packets
>> sent every 20s to each server (see attachment, ip's replaced with short
>> hostnames to match tcpdump output).
>> vlserver pings do seem to stop when the connection to the vlserver is
>> destroyed, just not the fileserver ones.
> Connections to the fileserver get replaced. It's an artifact of how
> the cache manager tracks servers.

Does replace mean the old connection will(should?) be destroyed together
with the scheduled natping for it?

Mark Huijgen