[Lustre-discuss] lustre no longer allows reads/writes (stopped working)?

Jeremy Mann jeremy at biochem.uthscsa.edu
Fri Jan 30 14:41:30 PST 2009

Robert Minvielle wrote:
> I have setup a lustre system for testing consisting of four OST's and one
> MDT. It seems to work fine for about a day. At the end of about 24 hours,
> the clients can no longer read or write the mount point (although a file
> listing (ls) works). For example, a mkdir yields a "cannot create
> directory
> '/datafs/temp': Identifier removed", and the temp dir does not exist.
> A file listing of the /datafs directory comes back complete and correct,
> but if I try to ls a subdirectory it gives me the erorr "ls:
> /datafs/test2:
> Identifier removed".

Robert, this happens when your MDT node does not have the same groups file
as the OSTs.

Jeremy Mann
jeremy at biochem.uthscsa.edu

University of Texas Health Science Center
Bioinformatics Core Facility
Phone: (210) 567-2672

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