[daip] AIPS File Weirdness

Laura Chomiuk lchomiuk at cfa.harvard.edu
Wed Mar 14 16:46:54 EDT 2012


i'm running on lustre:

Disk 1 (1) is /DATA/CV-POST-B_1
   Disk 2 (2) is /DATA/CV-POST-B_2
   Disk 3 (3) is /lustre/aoc/users/lchomiuk/AIPS/LUSTRE_1
   Disk 4 (4) is /lustre/aoc/users/lchomiuk/AIPS/LUSTRE_2

using disk 3 in this setup.

i'm aips user #2621.

Thank you very much!
		Laura




On Wed, 14 Mar 2012, Eric Greisen wrote:

> Laura Chomiuk wrote:
> > Hi Eric,
> > 	Just an hour or so ago, I started getting strange errors in AIPS.
> > At first it was similar to the post here:
> >
> > http://listmgr.cv.nrao.edu/pipermail/daip/2011-October/017102.html
> >
> > AIPS complained that a file already existed and an old header file was
> > present. Note that I'm running this on the NRAO system and I really hadn't
> > done anything out of the ordinary.
> >
> > I quit out of AIPS and did 'RUN RECAT' as you suggested. This worked at
> > first, but then I started getting similar errors after running CALIB a few
> > times:
> >
> > ostna> task #: Message
> > ----------------------------------------
> > CV-POS> CALIB1: Task CALIB  (release of 31DEC12) begins
> > CV-POS> CALIB1: Using TPYX A17AC . SPLIT . 1  Disk= 3 Usid= 2621
> > CV-POS> CALIB1: L1 Solution type
> > CV-POS> CALIB1: Doing no flagging this time
> > CV-POS> CALIB1: ZCREAT: FILE DA03:UVD0ND001.20T; ALREADY EXISTS
> > CV-POS> CALIB1: ZCREAT ERROR     1 FOR MULE        .MEOW  .   1
> > CV-POS> CALIB1: ERROR 5 CREATING OUTPUT FILE
> > CV-POS> CALIB1: Purports to die of UNNATURAL causes
> > CV-POS> CALIB1: cv-post- 31DEC12 TST: Cpu=      0.0  Real=      0  IO=
> > 9
> >
> > I get this error even if I run RECAT again---that UVD0ND001.20T file seems
> > really stuck!
> >
> > Are you aware of what might be causing this problem? Any help much
> > appreciated! Thanks so much,
> > 	Laura
>
> I bet that a file got created and then failed to make it into the CA
> (catalog) file for that disk (3).  Thus all creation programs think that
> the slot is available and try to use it.  Where are you running and what
> diska are they - I can take a look.
>
> Eric
>




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