[PVFS-users] Poor performance

Rob Ross rross at mcs.anl.gov
Wed Jun 22 04:06:09 EDT 2005


Yes.

http://www.parl.clemson.edu/pvfs/pvfs-faq.html#slow

PVFS (and PVFS2) are not designed to cater to serial, UNIX applications.
  If your workload primarily consists of such things, PVFS is probably
not the right choice for you.

Regards,

Rob

Jon Combe wrote:
> I ran a test with a similar environment on NFS of running the command
> "wc -l" on a file (the same file on both file systems). I got the
> following speeds:-
> 
> PVFS : 14m58.969s
> NFS   : 2m23.911s
> 
> So I'm seeing NFS running around 7 times quicker than PVFS. Is this
> the normal expected speed?
> 
> Jon.
> 



More information about the PVFS-users mailing list