[daip] data not calibrating properly

[Eric Greisen]

Mike Bell writes:
 > ok, so i've tried to remove the model of 3c286 from my disk using zap.  it's
 > giving me the error message
 > 
 > AIPS 1: 3C286_C     .MODEL .   1 ON VOL 6 TOO BUSY
 > AIPS 1: NO DESTROY
 > 
 > when i use pcat to see whats in the disk it shows
 > 
 > AIPS 1: Catalog on disk  6
 > AIPS 1:  Cat Usid Mapname      Class    Seq  Pt     Last access
 >     Stat
 > AIPS 1:    1 1024 3C286_C     .MODEL .    1 MA 31-AUG-2007 11:40:23 READ
 > 
 > what does that stat 'read' indicate?

   It measn some task aborted and so did not remove the READ status it
put on the file attempting to protect it.  A CLRSTAT would remove that
READ and then ZAP would delete it.

 > 
 > anyway, it seems like the model is the culprit.  so i closed out of aips,
 > went to the folder that is 'disk 6' and removed all of the files except for
 > SPACE to try to remove that catalog.
 > 
 > i used calrd to reload the model and now everything seems to be working
 > fine.  not sure how, but it seems the model was causing the problem the
 > whole time.
 > 
 > was there anything wrong with removing the files from the disk directory in
 > the data area?

That was drastic but if you did not care about any of the data there,
then no problem.  Wise to leave SPACE else the disk would
"disappear".

Eric Greisen