On Fri, Mar 23, 2018 at 12:27:48AM +0100, Reuti wrote: > Hi, > > Am 22.03.2018 um 20:51 schrieb Mun Johl: > > > Hi, > > > > I?m using SGE v8.1.9 on RHEL6.8 . In my script that I submit via qsub > > (let?s call it scriptA), I have a gxmessage (gxmessage is similar to > > xmessage, postnote, etc) statement which pops up a small status window > > notifying the user of the results of the qsub job. > > Is SGE and your job running local on your workstation only? I wonder how the > gxmessage could display something on the terminal of the user when the job > runs on an exechost in the cluster and was submitted at some time in the past. > > > > However, I don?t want the gxmessage to exit when scriptA terminates. So > > far, I have not figured out a what to satisfy my wants. That is, when > > scriptA terminates, so does gxmessage. nohup does not help because > > gxmessage gets a SIGKILL. > > SGE kills the complete process group when the jobs ends (or is canceled), not > just a single process. One might circumvent this with a `setsid foobar &` > command. The `nohup` isn't necessary here. > > As a second measure to kill orphaned processes one can use the additional > group id, which is attached to all SGE processes. Although it would be > counterproductive in your case as it would kill the leftover process despite > the newly created process group. This would need to set: > > $ qconf -sconf > #global: > ... > execd_params ENABLE_ADDGRP_KILL=TRUE > According to https://arc.liv.ac.uk/repos/darcs/sge/NEWS ENABLE_ADDGRP_KILL defaults to on after SoGE 8.1.7 so it probably needs to be explicitly set false.
As this is about notifying the user of a completed job I'm wondering if an alternative might be to write a mail compatible wrapper for gxmessage and specify that as the mailer in sge_conf. The wrapper might need to be somewhat smart to distinguish different uses of mailer by SGE though. William
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