[OpenAFS-devel] tweaking openafs configuration - chunksize, cache expiration and cache renewal

Dan Hyde Dan Hyde <drh@umich.edu>
Sat, 17 Apr 2010 16:45:40 -0400


> (3) The default configuration of the file server is not very good.
>     I recommend:
> 
>       -L -udpsize 131071 -sendsize 131071 -rxpck 700 -p 128 -b 600
>       -nojumbo -cb 1500000
> 
>     You can remove -nojumbo if you know it is safe to send large udp
>     packets and not have them be fragmented between your various sites.

For what it's worth, we're using -L -p 128 -rxpck 2500 -udpsize 1048576
-l 1000 -s 1000 -vc 1000 -nojumbo -cb 25000000 -pctspare 1.  I tend to
agree with Jeffrey, the defaults aren't what I'd recommend using.

Hope that helps.