[lustre-discuss] 1 MDS and 1 OSS

[Mohr Jr, Richard Frank (Rick Mohr)]

> On Oct 30, 2017, at 4:46 PM, Brian Andrus <toomuchit at gmail.com> wrote:
> 
> Someone please correct me if I am wrong, but that seems a bit large of an MDT. Of course drives these days are pretty good sized, so the extra is probably very inexpensive.

That probably depends on what the primary usage will be.  If the applications create lots of small files (like some biomed programs), then a larger MDT would result in more inodes allowing more Lustre files to be created.

--
Rick Mohr
Senior HPC System Administrator
National Institute for Computational Sciences
http://www.nics.tennessee.edu