openmpi warning "unable to open debugger attach fifo"
Ken Brown
kbrown@cornell.edu
Mon Jan 27 21:28:00 GMT 2020
On 1/27/2020 1:49 PM, Ken Brown wrote:
> On 1/27/2020 11:41 AM, Satish Balay wrote:
>> Hi,
>>
>> On using openmpi from cygwin - I'm getting the following warning. Any idea how to avoid this?
>>
>>>>>>>>
>> balay@ps5 ~
>> $ /usr/bin/mpiexec -n 1 hostname
>> ps5
>> [ps5:00491] [[23611,0],0] unable to open debugger attach fifo
>
> The attempt to open a FIFO in the source file orte/orted/orted_submit.c:2862 is
> failing due to a Cygwin bug. I think I see how to fix it. Stay tuned.
Sorry, I spoke too soon and was misinterpreting some code I was reading. I
don't see a Cygwin bug after all. Moreover, if I run your command under gdb, I
don't get an error.
Ken
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