[gridengine users] Tight integration problem with mvapich2 2.0
reuti at staff.uni-marburg.de
Wed Jan 7 12:52:18 UTC 2015
Am 07.01.2015 um 13:42 schrieb Götz Waschk <goetz.waschk at gmail.com>:
> Dear Reuti,
> On Wed, Jan 7, 2015 at 1:36 PM, Reuti <reuti at staff.uni-marburg.de> wrote:
> > Am 07.01.2015 um 13:18 schrieb Götz Waschk <goetz.waschk at gmail.com>:
> > Hi everyone,
> > I have noticed one difference in the behaviour of mvapich2 between 1.8 and 2.0rc1: with the former, hydra_pmi_proxy and all mpi processes are in the same process group, but with the later version, they all have a different pgid. Just killing hydra_pmi_proxy will terminate all mpi processes with 1.8 but not with 2.0rc1.
> Yes, the default is to kill the process group (done by a negative pid as argument). But you can try to use the additional group id to look for all kids:
> $ qconf -sconf
> execd_params ENABLE_ADDGRP_KILL=TRUE
> it appears I already have this set:
> execd_params ENABLE_ADDGRP_KILL
Please try setting it to something =1 or =TRUE
> H_MEMORYLOCKED=infinity \
Same here. AFAICS specifying it alone doesn't enable it.
> So it doesn't help here unfortunately.
> Regards, Götz
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