[Lustre-discuss] upgrade to 1.7.2 or 1.8.1

[Andreas Dilger]

On Aug 19, 2009  17:41 +0200, Patricia Santos Marco wrote:
> Thanks for the quick reply, Then, the best choose is upgrade to 1.8.1. And,
> another question. The I/O tools and scripts can not run in production
> because the write tests are destrutive, so, Are there some test ( not
> destructive) to prove the best number of  threads in the OSSs?

The best number of IO threads is mostly a function of your disk
configuration and CPUs/RAM.  Since none of these are changing with
the upgrade to 1.8.1, it is probably OK to keep the same values
as with 1.6.

Cheers, Andreas
--
Andreas Dilger
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.