[OpenAFS] openafs performace problems

Mattias Pantzare pantzer@ludd.ltu.se
Tue, 6 Jan 2009 18:14:33 +0100

On Tue, Jan 6, 2009 at 17:10, Rich Sudlow <rich@nd.edu> wrote:
> Esther Filderman wrote:
>> To some degree, OpenAFS will always write slower than standard NFS,
>> because AFS is actually making sure it's not writing crap.  NFS will
>> happily write stuff at blazingly fast speeds, not caring whether the
>> data it writes is sane or corrupted.
> The reason NFS appears to be faster is because you're not doing an
> apple - apples comparision - if you were you would have to turn off
> attribute caching on NFS - at that point you'd find that performance
> is essentially equal

Why would you turn off attribute caching? That is a part of NFS.

Why would attribute caching make the test be an apples - oranges comparison?