[torquedev] qalter with blank walltimes sets walltime to zero

Garrick Staples garrick at usc.edu
Wed Jun 18 12:30:56 MDT 2008

On Wed, Jun 18, 2008 at 11:45:46PM +1000, Chris Samuel alleged:
> Hi all,
> We've found recently that if you happen to do:
> qalter -l walltime= 12:0:0 12345
> to set job 12345 to now be 12 hours, the job dies
> immediately and you get an error about an illegal
> job id.
> This is because the space results in the walltime of
> 12345 being set to 0:0:0 and it immediately gets killed
> by pbs_mom (quite understandably).
> I can't see any reason why setting the walltime to 0
> should be valid, but digging around in the code it looks
> like decode_time() in src/lib/Libattr/attr_fn_time.c
> specifically accepts that as valid and sets the time to 0.

There are lots of ways to typo and break things.  Not all of them need to be
"fixed" :)

Garrick Staples, GNU/Linux HPCC SysAdmin
University of Southern California

Please avoid sending me Word or PowerPoint attachments.
See http://www.gnu.org/philosophy/no-word-attachments.html
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