[Lustre-discuss] [Lustre-community] Create directory where files get striped over the same set of OSTs

Andreas Dilger adilger at whamcloud.com
Thu Feb 9 17:55:02 PST 2012

Moving to lustre-discuss instead of lustre-community, which is not for
user discussions.

On 2012-02-09, at 4:24 PM, Kshitij Mehta wrote:
> My lustre installation has a total of 64 OSTs and I have created a 
> directory that has been configured over 8 OSTs.
> However, files in this directory get striped over different OSTs. For 
> example,
> file 1 might get striped over OSTs 0 thru 7, whereas file 2 might get 
> striped over OSTs 8 thru 15.
> How can I configure a directory so that files in it get striped across 
> the *same* set of OSTs?

You can use OST pools.  See the Lustre manual, section 19.2.

Cheers, Andreas
Andreas Dilger                       Whamcloud, Inc.
Principal Engineer                   http://www.whamcloud.com/

More information about the lustre-discuss mailing list