[Lustre-discuss] odd file entries

John White jwhite at lbl.gov
Fri Jul 24 15:29:47 PDT 2009


So we have a new file system set up.  beefy OSTs, but certainly under- 
sized metadata (we're still figuring out what we'll use in the end).   
We've just started to do friendly-user testing and ran into some odd  
file entries.  In particular:
-rw-r--r-- 1 ybao esd 22317940 Jul 23 10:49  
met_em.d01.2060-12-30_12:00:00.nc
?--------- ? ?    ?          ?            ? met_em.d01.2060-F9?q
-rw-r--r-- 1 ybao esd 22317940 Jul 23 14:30  
met_em.d01.2061-01-01_18:00:00.nc

This seems to not only be an odd file entry, but might be messing with  
proper wildcard listings.  For instance:
[root at n0000 GFDLMET1]# ls met_em.d01.2060-01-01*
ls: met_em.d01.2060-01-01*: No such file or directory
[root at n0000 GFDLMET1]# ls met_em.d01.2060-01-01_00:00:00.nc
met_em.d01.2060-01-01_00:00:00.nc
[root at n0000 GFDLMET1]#

Does anyone know a possible cause for this?  I'm not convinced this  
wasn't just a poorly executed transfer on the user's part, but I would  
expect a file entry to still contain proper owner metadata, etc.
----------------
John White
High Performance Computing Services (HPCS)
(510) 486-7307
One Cyclotron Rd, MS: 50B-3209C
Lawrence Berkeley National Lab
Berkeley, CA 94720











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