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Subject: Re: [OMPI devel] ticket #1469
From: Ralph Castain (rhc_at_[hidden])
Date: 2008-09-10 08:50:41


I'm sorry - I can't even make sense of this. If you think you can
reproduce it, then you are welcome to fix it. I cannot reproduce it,
and hence can do nothing further about it.

Ralph

On Sep 10, 2008, at 2:01 AM, Lenny Verkhovsky wrote:

> Hi Ralph,
>
> I can recreate this failure, I think it caused by the fact that we
> do not open orted on the last node( also I didnt check it ), since
> np < number of hosts.
>
> I used the falowing configure line ../configure --prefix=/home/USERS/
> lenny/OMPI_ORTE_TRUNK
>
> on OMPI 1.4a1r19522
> Hope it helped.
>
> #mpirun -np 3 -H witch2 ./spawn_multiple
> Parent: 1 of 3, witch2 (1 in init)
> Parent: 0 of 3, witch2 (1 in init)
> Parent: 2 of 3, witch2 (1 in init)
> #mpirun -np 3 -H witch2,witch3 ./spawn_multiple
> Parent: 0 of 3, witch2 (0 in init)
> Parent: 2 of 3, witch2 (0 in init)
> Parent: 1 of 3, witch3 (0 in init)
> #mpirun -np 3 -H witch2,witch3,witch4 ./spawn_multiple
> Parent: 0 of 3, witch2 (0 in init)
> Parent: 1 of 3, witch3 (0 in init)
> Parent: 2 of 3, witch4 (0 in init)
> #mpirun -np 3 -H witch2,witch3,witch4,witch5 ./spawn_multiple
> Parent: 0 of 3, witch2 (0 in init)
> Parent: 1 of 3, witch3 (0 in init)
> Parent: 2 of 3, witch4 (0 in init)
> [witch1:04806] *** Process received signal ***
> [witch1:04806] Signal: Segmentation fault (11)
> [witch1:04806] Signal code: Address not mapped (1)
> [witch1:04806] Failing at address: 0x38
> [witch1:04806] [ 0] /lib64/libpthread.so.0 [0x2af5324e9c10]
> [witch1:04806] [ 1] /home/USERS/lenny/OMPI_ORTE_TRUNK/lib/libopen-
> rte.so.0(orte_plm_base_app_report_launch+0x27a) [0x2af531de3dca]
> [witch1:04806] [ 2] /home/USERS/lenny/OMPI_ORTE_TRUNK/lib/libopen-
> pal.so.0 [0x2af531f161bb]
> [witch1:04806] [ 3] /home/USERS/lenny/OMPI_ORTE_TRUNK/bin/mpirun
> [0x40378f]
> [witch1:04806] [ 4] /home/USERS/lenny/OMPI_ORTE_TRUNK/lib/libopen-
> pal.so.0 [0x2af531f161bb]
> [witch1:04806] [ 5] /home/USERS/lenny/OMPI_ORTE_TRUNK/lib/libopen-
> pal.so.0(opal_progress+0x9e) [0x2af531f0bf5e]
> [witch1:04806] [ 6] /home/USERS/lenny/OMPI_ORTE_TRUNK/lib/libopen-
> rte.so.0(orte_trigger_event+0x44) [0x2af531dc6c84]
> [witch1:04806] [ 7] /home/USERS/lenny/OMPI_ORTE_TRUNK/lib/libopen-
> rte.so.0(orte_plm_base_app_report_launch+0x20b) [0x2af531de3d5b]
> [witch1:04806] [ 8] /home/USERS/lenny/OMPI_ORTE_TRUNK/lib/libopen-
> pal.so.0 [0x2af531f161bb]
> [witch1:04806] [ 9] /home/USERS/lenny/OMPI_ORTE_TRUNK/lib/libopen-
> pal.so.0(opal_progress+0x9e) [0x2af531f0bf5e]
> [witch1:04806] [10] /home/USERS/lenny/OMPI_ORTE_TRUNK/lib/libopen-
> rte.so.0(orte_plm_base_launch_apps+0x227) [0x2af531de47e7]
> [witch1:04806] [11] /home/USERS/lenny/OMPI_ORTE_TRUNK/lib/openmpi/
> mca_plm_rsh.so [0x2af532c38d3d]
> [witch1:04806] [12] /home/USERS/lenny/OMPI_ORTE_TRUNK/lib/libopen-
> rte.so.0(orte_plm_base_receive_process_msg+0x456) [0x2af531de3086]
> [witch1:04806] [13] /home/USERS/lenny/OMPI_ORTE_TRUNK/lib/libopen-
> pal.so.0 [0x2af531f161bb]
> [witch1:04806] [14] /home/USERS/lenny/OMPI_ORTE_TRUNK/bin/mpirun
> [0x4033bc]
> [witch1:04806] [15] /home/USERS/lenny/OMPI_ORTE_TRUNK/bin/mpirun
> [0x402c23]
> [witch1:04806] [16] /lib64/libc.so.6(__libc_start_main+0xf4)
> [0x2af532610154]
> [witch1:04806] [17] /home/USERS/lenny/OMPI_ORTE_TRUNK/bin/mpirun
> [0x402b79]
> [witch1:04806] *** End of error message ***
> Segmentation fault
>
> Lenny.
>