I would be happy to try this out with a patched version which has some
debugging output.
John
2008/5/31 mabshoff <[EMAIL PROTECTED]>:
>
> Hi,
>
> I *think* the problem is in the sage-cleaner, specifically the
> following code:
>
> def kill_spawned_jobs(file, parent_pid):
> #print "killing %s's spawned jobs"%parent_pid
> killed_them_all = True
> for L in open(file).readlines():
> #print L
> i = L.find(' ')
> pid = L[:i].strip()
> cmd = L[i+1:].strip()
> try:
> #print "SAGE-Cleaner: trying to kill %s with parent %s"%
> (pid, parent_pid)
> os.killpg(int(pid), 9)
> except OSError, msg:
> try:
> os.kill(int(pid), 9)
> except OSError, msg:
> pass
> pass
> if is_running(pid):
> #print "try again later to kill %s"%pid
> # try again later
> killed_them_all = False
> return killed_them_all
>
>
> Instead of "os.killpg(int(pid), 9)" we should probably use the shell's
> kill directly since when I see jobs running amok on sage.math for
> example a "kill -9 $PID" has killed them every time. We might also
> want reenable a little bit of debug output in the above file [maybe
> conditionally with in case some env variable is set] so that we can
> collect some data and hopefully see the pattern.
>
> Cheers,
>
> Michael
> >
>
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