[Lustre-discuss] Performance parameters

Alex Lyashkov
Wed, 11 Jun 2008 10:13:09 -0000

On Tue, 2008-06-10 at 23:49 +0200, Reto Gantenbein
wrote:
> Hello everybody
>
> We did experience the same issue with our file system. Metadata
> operations and operations on a big number of files are quite slow
> compared to a local or a NFS file system. For example packing the
> kernel sources takes about one and a half minutes on the 1Gbps NFS
> server, but nearly 5 minutes on our Lustre file system.
>
> Our setup is consisting of 2 load balanced Lustre servers exporting 7
> OSTs and 1 MGS/MDT. The servers run the Lustre-patched 2.6.18 kernel
> with Lustre 1.6.4.3 self-compiled.
please install 1.6.5 - this has fix for improve speed for some read
paterns, also add optimization for short read (read less of equal page
size).


--
Alex Lyashkov <Alexey.lyashkov at sun.com>
Lustre Group, Sun Microsystems