Thanks Ralph,
I noticed an other issue (hang) with
echo hello | mpirun -stdin all -np 1 cat
(any number of tasks can be used)
I guess this is a pretty uncommon usage, so fixing this could be low
priority
Cheers,
Gilles
On Tuesday, August 23, 2016, r...@open-mpi.org <r...@open-mpi.org> wrote:
> Fixed in 9210230
>
> > On Aug 22, 2016, at 8:49 PM, r...@open-mpi.org <javascript:;> wrote:
> >
> > Yeah, I started working on it earlier this evening - will look some more
> tomorrow
> >
> >> On Aug 22, 2016, at 7:57 PM, Gilles Gouaillardet <gil...@rist.or.jp
> <javascript:;>> wrote:
> >>
> >> Folks,
> >>
> >>
> >> i made a trivial test
> >>
> >>
> >> echo hello | mpirun -np 1 cat
> >>
> >>
> >> and with v2.x and v1.10, the output is "hello" as expected
> >>
> >> but with master, there is no output at all (!)
> >>
> >>
> >>
> >> i was able to fix that with the dirty workaround below.
> >>
> >>
> >> the root cause (on master) is that orte_cmd_options.stdin_target is
> NULL.
> >>
> >> fwiw, i could not see such option in the output of ompi_info --all
> >>
> >>
> >> as far as i understand, such option is registered in
> orte/mca/schizo/ompi/schizo_ompi.c and/or orte/orted/orted_main.c
> >>
> >> i tried various things, but was unable to have this option registered.
> >>
> >>
> >> can someone more familiar with this part please have a look ?
> >>
> >>
> >> Cheers,
> >>
> >>
> >> Gilles
> >>
> >>
> >> diff --git a/orte/orted/orted_submit.c b/orte/orted/orted_submit.c
> >> index ec5ad04..db2d93d 100644
> >> --- a/orte/orted/orted_submit.c
> >> +++ b/orte/orted/orted_submit.c
> >> @@ -756,6 +756,9 @@ int orte_submit_job(char *argv[], int *index,
> >>
> >>
> >> /* check what user wants us to do with stdin */
> >> + if (NULL == orte_cmd_options.stdin_target) {
> >> + orte_cmd_options.stdin_target = "0";
> >> + }
> >> if (NULL != orte_cmd_options.stdin_target) {
> >> if (0 == strcmp(orte_cmd_options.stdin_target, "all")) {
> >> jdata->stdin_target = ORTE_VPID_WILDCARD;
> >> @@ -1062,6 +1065,8 @@ static int init_globals(void)
> >> orte_cmd_options.preload_binaries = false;
> >> orte_cmd_options.preload_files = NULL;
> >>
> >> + orte_cmd_options.stdin_target = "0";
> >> +
> >> /* All done */
> >> return ORTE_SUCCESS;
> >> }
> >>
> >>
> >> _______________________________________________
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> >> devel@lists.open-mpi.org <javascript:;>
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> >
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