Results for MPI perforance tests on t3depcc

Contents

memcpy

Determining delivered memory performance

	mpicc -o memcpy -O memcpy.c
Size (bytes) Time (sec)	Rate (MB/sec)
8	0.000000	17.268261
16	0.000001	18.045135
32	0.000001	33.154629
64	0.000001	64.651462
128	0.000001	110.992539
256	0.000001	176.482683
512	0.000002	248.623748
1024	0.000003	315.716504
2048	0.000014	141.822355
4096	0.000028	145.526495
8192	0.000045	181.559875
16384	0.000087	189.269119
32768	0.000177	185.533745
65536	0.000353	185.668203
131072	0.000706	185.696948
262144	0.001406	186.457979
524288	0.002801	187.180785
1048576	0.005599	187.294375
2097152	0.011273	186.028314
4194304	0.022569	185.839658

Determining delivered memory performance with unaligned data

	mpicc -o memcpy memcpy.c
Size (bytes) Time (sec)	Rate (MB/sec)
8	0.000000	17.268372
16	0.000004	3.859888
32	0.000005	6.982633
64	0.000005	13.042668
128	0.000005	23.534996
256	0.000006	40.442558
512	0.000008	63.569757
1024	0.000011	91.327547
2048	0.000013	159.832751
4096	0.000024	171.620471
8192	0.000048	171.916109
16384	0.000149	110.164607
32768	0.000394	83.108240
65536	0.000864	75.836451
131072	0.001725	75.981224
262144	0.003447	76.052612
524288	0.006845	76.592331
1048576	0.013757	76.219506
2097152	0.027504	76.249816
4194304	0.055060	76.177466

pingpong

Benchmarking point to point performance

	mpicc -o pingpong -O pingpong.c
Kind		n	time (sec)	Rate (MB/sec)
Send/Recv	1	0.000031	0.259338
Send/Recv	2	0.000035	0.455133
Send/Recv	4	0.000040	0.805782
Send/Recv	8	0.000044	1.458179
Send/Recv	16	0.000045	2.841633
Send/Recv	32	0.000049	5.207497
Send/Recv	64	0.000057	8.942725
Send/Recv	128	0.000076	13.557576
Send/Recv	256	0.000127	16.068467
Send/Recv	512	0.000196	20.846193
Send/Recv	1024	0.000396	20.671397
Send/Recv	2048	0.000648	25.270320
Send/Recv	4096	0.001189	27.559445
Send/Recv	8192	0.002269	28.877711
Send/Recv	16384	0.004424	29.628246
Send/Recv	32768	0.008799	29.793379
Send/Recv	65536	0.017583	29.817568
Send/Recv	131072	0.035179	29.806668
Send/Recv	262144	0.070094	29.919250
Send/Recv	524288	0.140471	29.858877
Send/Recv	1048576	0.273330	30.690443

Benchmarking point to point performance with nonblocking operations

	mpicc -o pingpong -O pingpong.c
Kind		n	time (sec)	Rate (MB/sec)
Isend/Irecv	1	0.000045	0.177308
Isend/Irecv	2	0.000046	0.345768
Isend/Irecv	4	0.000053	0.602570
Isend/Irecv	8	0.000055	1.162375
Isend/Irecv	16	0.000057	2.262910
Isend/Irecv	32	0.000060	4.235230
Isend/Irecv	64	0.000068	7.510325
Isend/Irecv	128	0.000085	11.981577
Isend/Irecv	256	0.000139	14.757753
Isend/Irecv	512	0.000206	19.875481
Isend/Irecv	1024	0.000400	20.465168
Isend/Irecv	2048	0.000653	25.101859
Isend/Irecv	4096	0.001194	27.451760
Isend/Irecv	8192	0.002275	28.802819
Isend/Irecv	16384	0.004445	29.484737
Isend/Irecv	32768	0.008820	29.720597
Isend/Irecv	65536	0.017637	29.726573
Isend/Irecv	131072	0.035145	29.835912
Isend/Irecv	262144	0.070244	29.855292
Isend/Irecv	524288	0.140657	29.819340
Isend/Irecv	1048576	0.273915	30.624804

Benchmarking point to point performance with nonblocking operations, head-to-head

	mpicc -o pingpong -O pingpong.c
Kind				n	time (sec)	Rate (MB/sec)
head-to-head Isend/Irecv	1	0.000070	0.227114
head-to-head Isend/Irecv	2	0.000071	0.452706
head-to-head Isend/Irecv	4	0.000099	0.644553
head-to-head Isend/Irecv	8	0.000102	1.259817
head-to-head Isend/Irecv	16	0.000112	2.279746
head-to-head Isend/Irecv	32	0.000117	4.366164
head-to-head Isend/Irecv	64	0.000131	7.798869
head-to-head Isend/Irecv	128	0.000150	13.646034
head-to-head Isend/Irecv	256	0.000261	15.713295
head-to-head Isend/Irecv	512	0.000349	23.493838
head-to-head Isend/Irecv	1024	0.000474	34.582362
head-to-head Isend/Irecv	2048	0.000748	43.833186
head-to-head Isend/Irecv	4096	0.001408	46.541160
head-to-head Isend/Irecv	8192	0.002420	54.169806
head-to-head Isend/Irecv	16384	0.004688	55.921351
head-to-head Isend/Irecv	32768	0.010279	51.006776
head-to-head Isend/Irecv	65536	0.019169	54.701306
head-to-head Isend/Irecv	131072	0.038696	54.196256
head-to-head Isend/Irecv	262144	0.079056	53.054871
head-to-head Isend/Irecv	524288	0.154591	54.263134
head-to-head Isend/Irecv	1048576	0.303681	55.246191

Benchmarking point to point performance with unaligned data

	mpicc -o pingpong -O pingpong.c
Kind char		n	time (sec)	Rate (MB/sec)
Send/Recv		1	0.000032	0.031275
Send/Recv		2	0.000032	0.062748
Send/Recv		4	0.000032	0.124998
Send/Recv		8	0.000032	0.252601
Send/Recv		16	0.000036	0.448459
Send/Recv		32	0.000040	0.790782
Send/Recv		64	0.000044	1.467696
Send/Recv		128	0.000045	2.819938
Send/Recv		256	0.000051	5.011630
Send/Recv		512	0.000060	8.492273
Send/Recv		1024	0.000077	13.366947
Send/Recv		2048	0.000129	15.887060
Send/Recv		4096	0.000199	20.613266
Send/Recv		8192	0.000387	21.150149
Send/Recv		16384	0.000665	24.641677
Send/Recv		32768	0.001209	27.098587
Send/Recv		65536	0.002289	28.633302
Send/Recv		131072	0.004476	29.285168
Send/Recv		262144	0.008864	29.575646
Send/Recv		524288	0.017777	29.492497
Send/Recv		1048576	0.035485	29.549491
Kind double		n	time (sec)	Rate (MB/sec)
Send/Recv		1	0.000032	0.248314
Send/Recv		2	0.000036	0.441297
Send/Recv		4	0.000041	0.780729
Send/Recv		8	0.000044	1.452235
Send/Recv		16	0.000045	2.828247
Send/Recv		32	0.000049	5.173151
Send/Recv		64	0.000059	8.727687
Send/Recv		128	0.000075	13.634044
Send/Recv		256	0.000127	16.136383
Send/Recv		512	0.000195	21.024775
Send/Recv		1024	0.000386	21.236753
Send/Recv		2048	0.000661	24.788899
Send/Recv		4096	0.001195	27.420610
Send/Recv		8192	0.002268	28.899153
Send/Recv		16384	0.004433	29.566600
Send/Recv		32768	0.008772	29.883109
Send/Recv		65536	0.017563	29.852430
Send/Recv		131072	0.035086	29.886040
Send/Recv		262144	0.069951	29.980263
Send/Recv		524288	0.140082	29.941729
Send/Recv		1048576	0.280156	29.942680
Kind int		n	time (sec)	Rate (MB/sec)
Send/Recv		1	0.000035	0.228041
Send/Recv		2	0.000039	0.411481
Send/Recv		4	0.000045	0.704677
Send/Recv		8	0.000048	1.330858
Send/Recv		16	0.000049	2.595311
Send/Recv		32	0.000054	4.767743
Send/Recv		64	0.000063	8.130430
Send/Recv		128	0.000079	12.953021
Send/Recv		256	0.000129	15.862001
Send/Recv		512	0.000200	20.510215
Send/Recv		1024	0.000387	21.182746
Send/Recv		2048	0.000662	24.743713
Send/Recv		4096	0.001194	27.452103
Send/Recv		8192	0.002268	28.894407
Send/Recv		16384	0.004430	29.587087
Send/Recv		32768	0.008788	29.831219
Send/Recv		65536	0.017593	29.800420
Send/Recv		131072	0.035113	29.862907
Send/Recv		262144	0.069959	29.976789
Send/Recv		524288	0.140211	29.914280
Send/Recv		1048576	0.274470	30.562974

Benchmarking point to point performance with contention

	mpicc -o pingpong -O pingpong.c
Kind (np=2)	n	time (sec)	Rate (MB/sec)
Send/Recv	1	0.000032	0.247438
Send/Recv	2	0.000036	0.441900
Send/Recv	4	0.000040	0.794033
Send/Recv	8	0.000044	1.458932
Send/Recv	16	0.000045	2.852255
Send/Recv	32	0.000049	5.241270
Send/Recv	64	0.000057	8.965905
Send/Recv	128	0.000073	13.961698
Send/Recv	256	0.000127	16.142069
Send/Recv	512	0.000195	21.055374
Send/Recv	1024	0.000390	21.016737
Send/Recv	2048	0.000629	26.037502
Send/Recv	4096	0.001164	28.160835
Send/Recv	8192	0.002222	29.498877
Send/Recv	16384	0.004314	30.386365
Send/Recv	32768	0.008573	30.578620
Send/Recv	65536	0.017149	30.572695
Send/Recv	131072	0.034263	30.604101
Send/Recv	262144	0.068386	30.666506
Send/Recv	524288	0.136905	30.636495
Send/Recv	1048576	0.273151	30.710516
Kind (np=4)	n	time (sec)	Rate (MB/sec)
Send/Recv	1	0.000033	0.244457
Send/Recv	2	0.000037	0.437703
Send/Recv	4	0.000040	0.793011
Send/Recv	8	0.000044	1.456917
Send/Recv	16	0.000045	2.855482
Send/Recv	32	0.000049	5.198297
Send/Recv	64	0.000057	8.946761
Send/Recv	128	0.000075	13.712943
Send/Recv	256	0.000129	15.875437
Send/Recv	512	0.000208	19.690394
Send/Recv	1024	0.000398	20.599364
Send/Recv	2048	0.000645	25.387601
Send/Recv	4096	0.001191	27.516339
Send/Recv	8192	0.002272	28.844945
Send/Recv	16384	0.004430	29.590471
Send/Recv	32768	0.008785	29.839062
Send/Recv	65536	0.017550	29.873290
Send/Recv	131072	0.035077	29.893163
Send/Recv	262144	0.070083	29.923633
Send/Recv	524288	0.140555	29.841030
Send/Recv	1048576	0.279877	29.972486
Kind (np=8)	n	time (sec)	Rate (MB/sec)
Send/Recv	1	0.000032	0.246357
Send/Recv	2	0.000036	0.443249
Send/Recv	4	0.000040	0.795371
Send/Recv	8	0.000043	1.480194
Send/Recv	16	0.000044	2.880798
Send/Recv	32	0.000049	5.253264
Send/Recv	64	0.000057	8.971680
Send/Recv	128	0.000075	13.682909
Send/Recv	256	0.000129	15.933104
Send/Recv	512	0.000211	19.395844
Send/Recv	1024	0.000396	20.662851
Send/Recv	2048	0.000645	25.385257
Send/Recv	4096	0.001190	27.530463
Send/Recv	8192	0.002275	28.809800
Send/Recv	16384	0.004445	29.487801
Send/Recv	32768	0.008789	29.824898
Send/Recv	65536	0.017587	29.810393
Send/Recv	131072	0.035132	29.847023
Send/Recv	262144	0.070032	29.945771
Send/Recv	524288	0.140500	29.852594
Send/Recv	1048576	0.280533	29.902412
Kind (np=16)	n	time (sec)	Rate (MB/sec)
Send/Recv	1	0.000033	0.243963
Send/Recv	2	0.000036	0.438465
Send/Recv	4	0.000041	0.787476
Send/Recv	8	0.000044	1.455077
Send/Recv	16	0.000045	2.842679
Send/Recv	32	0.000049	5.198246
Send/Recv	64	0.000057	8.984034
Send/Recv	128	0.000075	13.657269
Send/Recv	256	0.000130	15.748104
Send/Recv	512	0.000210	19.542010
Send/Recv	1024	0.000411	19.915081
Send/Recv	2048	0.000674	24.321712
Send/Recv	4096	0.001247	26.270482
Send/Recv	8192	0.002390	27.415995
Send/Recv	16384	0.004670	28.067920
Send/Recv	32768	0.009261	28.304873
Send/Recv	65536	0.018536	28.284872
Send/Recv	131072	0.037151	28.224505
Send/Recv	262144	0.074118	28.294755
Send/Recv	524288	0.148433	28.257155
Send/Recv	1048576	0.296172	28.323431
Kind (np=32)	n	time (sec)	Rate (MB/sec)
Send/Recv	1	0.000033	0.240775
Send/Recv	2	0.000037	0.429720
Send/Recv	4	0.000042	0.767226
Send/Recv	8	0.000045	1.416083
Send/Recv	16	0.000046	2.774295
Send/Recv	32	0.000050	5.075923
Send/Recv	64	0.000059	8.738044
Send/Recv	128	0.000076	13.551465
Send/Recv	256	0.000134	15.274389
Send/Recv	512	0.000215	19.033230
Send/Recv	1024	0.000411	19.926631
Send/Recv	2048	0.000674	24.308807
Send/Recv	4096	0.001248	26.246965
Send/Recv	8192	0.002388	27.442339
Send/Recv	16384	0.004661	28.122570
Send/Recv	32768	0.009250	28.340668
Send/Recv	65536	0.018552	28.260563
Send/Recv	131072	0.037110	28.256239
Send/Recv	262144	0.074078	28.309951
Send/Recv	524288	0.148511	28.242389
Send/Recv	1048576	0.296423	28.299491

barrier

Benchmarking collective barrier

	mpicc -o barrier -O barrier.c
Kind	np	time (sec)
Barrier	1	0.000001
Barrier	2	0.000002
Barrier	4	0.000002
Barrier	8	0.000002
Barrier	16	0.000002
Barrier	32	0.000002

Benchmarking collective Allreduce

	mpicc -o barrier -O barrier.c
Kind		np	time (sec)
Allreduce	1	0.000022
Allreduce	2	0.000098
Allreduce	4	0.000133
Allreduce	8	0.000167
Allreduce	16	0.000200
Allreduce	32	0.000231

vector

Comparing the performance of MPI vector datatypes

	mpicc -o vector -O vector.c
Kind	n	stride	time (sec)	Rate (MB/sec)
Vector	1000	24	0.000626	12.788496
Struct	1000	24	0.020583	0.388672
User	1000	24	0.000740	10.811335
User(add)	1000	24	0.000739	10.821752

circulate

Pipelining pitfalls

	mpicc -c -O  circulate.c
	mpicc -o circulate -O circulate.o -lm
For n = 20000, m = 20000, T_comm = 0.000940, T_compute = 0.036371, sum = 0.037310, T_both = 0.037537
For n = 500, m = 500, T_comm = 0.000098, T_compute = 0.000864, sum = 0.000963, T_both = 0.000927

3way

Exploring the cost of synchronization delays

	mpicc -c -O  bad.c
	mpicc -o bad -O bad.o  -lm
[2] Litsize = 8, Time for first send = 0.000032, for second = 0.000009
[2] Litsize = 9, Time for first send = 0.000031, for second = 0.000009
[2] Litsize = 511, Time for first send = 0.000067, for second = 0.000052
[2] Litsize = 512, Time for first send = 0.000066, for second = 0.000052
[2] Litsize = 513, Time for first send = 0.000101, for second = 0.000078

jacobi

Jacobi Iteration - Example Parallel Mesh

	mpicc -c -O  jacobi.c
	mpicc -c -O  cmdline.c
	mpicc -c -O  setupmesh.c
	mpicc -c -O  exchng.c
	mpicc -o jacobi -O jacobi.o cmdline.o setupmesh.o exchng.o -lm
send/recv: 6 iterations in 0.000405 secs (1.038072 MFlops); diffnorm 0.008134, m=7 n=4 np=1
send/recv: 7 iterations in 0.073226 secs (5.481746 MFlops); diffnorm 0.006899, m=4098 n=4 np=1
send/recv: 24 iterations in 0.008283 secs (0.811284 MFlops); diffnorm 0.009895, m=7 n=10 np=4
send/recv: 25 iterations in 0.335028 secs (17.116197 MFlops); diffnorm 0.138820, m=4098 n=10 np=4
send/recv: 25 iterations in 0.010352 secs (2.704678 MFlops); diffnorm 0.036615, m=7 n=34 np=16
send/recv: 25 iterations in 0.343764 secs (66.724932 MFlops); diffnorm 0.468864, m=4098 n=34 np=16
send/recv: 25 iterations in 0.011204 secs (4.998133 MFlops); diffnorm 0.055291, m=7 n=66 np=32
send/recv: 25 iterations in 0.348401 secs (131.673455 MFlops); diffnorm 0.470684, m=4098 n=66 np=32

Jacobi Iteration - Shift up and down

	mpicc -c -O  jacobi.c
	mpicc -c -O  cmdline.c
	mpicc -c -O  setupmesh.c
	mpicc -c -O  exchng.c
	mpicc -o jacobi -O jacobi.o cmdline.o setupmesh.o exchng.o -lm
shift/sendrecv: 6 iterations in 0.000403 secs (1.043220 MFlops); diffnorm 0.008134, m=7 n=4 np=1
shift/sendrecv: 7 iterations in 0.073227 secs (5.481690 MFlops); diffnorm 0.006899, m=4098 n=4 np=1
shift/sendrecv: 24 iterations in 0.007461 secs (0.900664 MFlops); diffnorm 0.009895, m=7 n=10 np=4
shift/sendrecv: 25 iterations in 0.333797 secs (17.179308 MFlops); diffnorm 0.138820, m=4098 n=10 np=4
shift/sendrecv: 25 iterations in 0.009682 secs (2.891938 MFlops); diffnorm 0.036615, m=7 n=34 np=16
shift/sendrecv: 25 iterations in 0.343012 secs (66.871199 MFlops); diffnorm 0.468864, m=4098 n=34 np=16
shift/sendrecv: 25 iterations in 0.010580 secs (5.293034 MFlops); diffnorm 0.055291, m=7 n=66 np=32
shift/sendrecv: 25 iterations in 0.346898 secs (132.243985 MFlops); diffnorm 0.470684, m=4098 n=66 np=32

Jacobi Iteration - Exchange head-to-head

	mpicc -c -O  jacobi.c
	mpicc -c -O  cmdline.c
	mpicc -c -O  setupmesh.c
	mpicc -c -O  exchng.c
	mpicc -o jacobi -O jacobi.o cmdline.o setupmesh.o exchng.o -lm
head-to-head sendrecv: 6 iterations in 0.000451 secs (0.931452 MFlops); diffnorm 0.008134, m=7 n=4 np=1
head-to-head sendrecv: 7 iterations in 0.073266 secs (5.478792 MFlops); diffnorm 0.006899, m=4098 n=4 np=1
head-to-head sendrecv: 24 iterations in 0.007900 secs (0.850649 MFlops); diffnorm 0.009895, m=7 n=10 np=4
head-to-head sendrecv: 25 iterations in 0.337048 secs (17.013619 MFlops); diffnorm 0.138820, m=4098 n=10 np=4
head-to-head sendrecv: 25 iterations in 0.009789 secs (2.860417 MFlops); diffnorm 0.036615, m=7 n=34 np=16
head-to-head sendrecv: 25 iterations in 0.341918 secs (67.085116 MFlops); diffnorm 0.468864, m=4098 n=34 np=16
head-to-head sendrecv: 25 iterations in 0.010634 secs (5.266169 MFlops); diffnorm 0.055291, m=7 n=66 np=32
head-to-head sendrecv: 25 iterations in 0.346055 secs (132.566039 MFlops); diffnorm 0.470684, m=4098 n=66 np=32

Jacobi Iteration - Nonblocking send/recv

	mpicc -c -O  jacobi.c
	mpicc -c -O  cmdline.c
	mpicc -c -O  setupmesh.c
	mpicc -c -O  exchng.c
	mpicc -o jacobi -O jacobi.o cmdline.o setupmesh.o exchng.o -lm
irecv/isend: 6 iterations in 0.000471 secs (0.892349 MFlops); diffnorm 0.008134, m=7 n=4 np=1
irecv/isend: 7 iterations in 0.073304 secs (5.475920 MFlops); diffnorm 0.006899, m=4098 n=4 np=1
irecv/isend: 24 iterations in 0.007527 secs (0.892811 MFlops); diffnorm 0.009895, m=7 n=10 np=4
irecv/isend: 25 iterations in 0.340959 secs (16.818447 MFlops); diffnorm 0.138820, m=4098 n=10 np=4
irecv/isend: 25 iterations in 0.009413 secs (2.974552 MFlops); diffnorm 0.036615, m=7 n=34 np=16
irecv/isend: 25 iterations in 0.342298 secs (67.010587 MFlops); diffnorm 0.468864, m=4098 n=34 np=16
irecv/isend: 25 iterations in 0.010331 secs (5.420373 MFlops); diffnorm 0.055291, m=7 n=66 np=32
irecv/isend: 25 iterations in 0.346965 secs (132.218654 MFlops); diffnorm 0.470684, m=4098 n=66 np=32

Jacobi Iteration - Nonblocking send/recv for receiver pull

	mpicc -c -O  jacobi.c
	mpicc -c -O  cmdline.c
	mpicc -c -O  setupmesh.c
	mpicc -c -O  exchng.c
	mpicc -o jacobi -O jacobi.o cmdline.o setupmesh.o exchng.o -lm
isend/irecv: 6 iterations in 0.000471 secs (0.891502 MFlops); diffnorm 0.008134, m=7 n=4 np=1
isend/irecv: 7 iterations in 0.073308 secs (5.475602 MFlops); diffnorm 0.006899, m=4098 n=4 np=1
isend/irecv: 24 iterations in 0.008612 secs (0.780274 MFlops); diffnorm 0.009895, m=7 n=10 np=4
isend/irecv: 25 iterations in 0.335173 secs (17.108764 MFlops); diffnorm 0.138820, m=4098 n=10 np=4
isend/irecv: 25 iterations in 0.010377 secs (2.698262 MFlops); diffnorm 0.036615, m=7 n=34 np=16
isend/irecv: 25 iterations in 0.341237 secs (67.219063 MFlops); diffnorm 0.468864, m=4098 n=34 np=16
isend/irecv: 25 iterations in 0.011247 secs (4.978970 MFlops); diffnorm 0.055291, m=7 n=66 np=32
isend/irecv: 25 iterations in 0.343636 secs (133.499410 MFlops); diffnorm 0.470684, m=4098 n=66 np=32

Jacobi Iteration - Synchronous send

	mpicc -c -O  jacobi.c
	mpicc -c -O  cmdline.c
	mpicc -c -O  setupmesh.c
	mpicc -c -O  exchng.c
	mpicc -o jacobi -O jacobi.o cmdline.o setupmesh.o exchng.o -lm
ssend/irecv: 6 iterations in 0.000454 secs (0.925214 MFlops); diffnorm 0.008134, m=7 n=4 np=1
ssend/irecv: 7 iterations in 0.073278 secs (5.477860 MFlops); diffnorm 0.006899, m=4098 n=4 np=1
ssend/irecv: 24 iterations in 0.009956 secs (0.674966 MFlops); diffnorm 0.009895, m=7 n=10 np=4
ssend/irecv: 25 iterations in 0.293455 secs (19.540989 MFlops); diffnorm 0.138820, m=4098 n=10 np=4
ssend/irecv: 25 iterations in 0.011647 secs (2.404037 MFlops); diffnorm 0.036615, m=7 n=34 np=16
ssend/irecv: 25 iterations in 0.301037 secs (76.195380 MFlops); diffnorm 0.468864, m=4098 n=34 np=16
ssend/irecv: 25 iterations in 0.012464 secs (4.492987 MFlops); diffnorm 0.055291, m=7 n=66 np=32
ssend/irecv: 25 iterations in 0.308954 secs (148.485492 MFlops); diffnorm 0.470684, m=4098 n=66 np=32

Jacobi Iteration - Ready send

	mpicc -c -O  jacobi.c
	mpicc -c -O  cmdline.c
	mpicc -c -O  setupmesh.c
	mpicc -c -O  exchng.c
	mpicc -o jacobi -O jacobi.o cmdline.o setupmesh.o exchng.o -lm

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b95c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021dc   ci: 0x00002d0000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064c10
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064bf8   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000000038
   t12:0x000000000000000d	 t13:0x000000400006a390

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000006	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d60f1f38a1   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d60f1f38a1
   f03:0x41a9b4d60f1ef84c   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3f11580000000000   f11:0x3f80a88865903544
   f12:0x3f80a88865903545   f13:0x3f1157ffffffffff   f14:0x3f1157ffffffffff
   f15:0xbbd0000000000000   f16:0x3f11580000000000   f17:0x3ff0000000000000
   f18:0x3fd4400000000000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x404ebc414efb607a   f23:0x3f88fccc98561dcf
   f24:0x3f70a888658bd115   f25:0x4060000000000000   f26:0x3cb0000000000000
   f27:0x3c40000000000000   f28:0x40009937258f3ca1   f29:0xbff0eed847a3911c
   f30:0x405ebc414efb607a			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 6755 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b95c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021dc   ci: 0x00002d0000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064bf0
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064c18   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000008010
   t12:0x000000000000000d	 t13:0x000000400006a390

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000007	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d61a9f5d52   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d61a9f5d52
   f03:0x41a9b4d61a7a33db   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3f08f40000000000   f11:0x3f7c41fb66456959
   f12:0x3f7c41fb6645695b   f13:0x3f08f40000000000   f14:0x3f08f40000000002
   f15:0x0000000000000000   f16:0x3f08f40000000000   f17:0x3ff0000000000000
   f18:0x3fd4740000000000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x40521e7211ce9219   f23:0x3f85317c8cb40f03
   f24:0x3f6c41fb66456958   f25:0x4060000000000000   f26:0x3cb0000000000000
   f27:0x3c30000000000000   f28:0x3ff9271b63a6a929   f29:0xbff0eed847a3911c
   f30:0x40621e7211ce9219			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 6769 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b95c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021dc   ci: 0x00002d0000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064bf0
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064bd8   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000000038
   t12:0x000000000000000d	 t13:0x000000400006a390

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000018	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d62638b153   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d62638b153
   f03:0x41a9b4d62634c9b3   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3f19aab76ce5406a   f11:0x3f8443d652b0baab
   f12:0x3f8443d652b0baad   f13:0x3f19aab76ce5406a   f14:0x3f19aab76ce5406d
   f15:0x0000000000000000   f16:0x3f19aab76ce5406a   f17:0x3fe88aa67be6be00
   f18:0x3fc44ba66463f200   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x404943e760423bf0   f23:0x3f8e65c17c08b84c
   f24:0x3f7443d652affb41   f25:0x4060000000000000   f26:0x3cb0000000000000
   f27:0x3c40000000000000   f28:0x40102edb29a92532   f29:0xbff0eed847a3911c
   f30:0x405943e760423bf0			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 6786 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b95c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021dc   ci: 0x00002d0000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064bd0
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064bf8   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000008010
   t12:0xfffffffffffffc02	 t13:0x0000000000000000

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000019	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d632087775   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d632087775
   f03:0x41a9b4d63158857f   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3f93bbce179cee76   f11:0x3fc1c4de05aa0587
   f12:0x3fc1c4de05aa0589   f13:0x3f93bbce179cee77   f14:0x3f93bbce179cee79
   f15:0x3c50000000000000   f16:0x3f93bbce179cee76   f17:0x3fe87b96d44c38a0
   f18:0x3fc35d32eee31900   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x400cd06fd2bbe320   f23:0x3fcaa74d087f06f8
   f24:0x3fb1c4de05aa02e1   f25:0x4020000000000000   f26:0x3cb0000000000000
   f27:0x3c80000000000000   f28:0x4003fa4e9e17d999   f29:0xbff0eed847a3911c
   f30:0x401cd06fd2bbe320			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 6802 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b95c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021dc   ci: 0x00002d0000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064bd0
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064bf8   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000000038
   t12:0x000000000000000d	 t13:0x000000400006a390

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000019	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d63cfd3294   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d63cfd3294
   f03:0x41a9b4d63cf84b21   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3f55f739f73981d7   f11:0x3fa2bf3e43707ca5
   f12:0x3fa2bf3e43707ca7   f13:0x3f55f739f73981d8   f14:0x3f55f739f73981da
   f15:0x3c10000000000000   f16:0x3f55f739f73981d7   f17:0x3fe8708df2950fe0
   f18:0x3fc40525a336bc00   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x402b4f9be68119bb   f23:0x3fac1edd6523c7ea
   f24:0x3f92bf3e43669689   f25:0x4040000000000000   f26:0x3cb0000000000000
   f27:0x3c60000000000000   f28:0x4007f827604dbc5b   f29:0xbff0eed847a3911c
   f30:0x403b4f9be68119bb			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 6821 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b95c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021dc   ci: 0x00002d0000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064bd0
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064bf8   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000008010
   t12:0xfffffffffffffc02	 t13:0x0000000000000000

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000019	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d648cfc70f   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d648cfc70f
   f03:0x41a9b4d6481e924d   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3fcc238004d7933a   f11:0x3fde01ddd195cb85
   f12:0x3fde01ddd195cb87   f13:0x3fcc238004d79338   f14:0x3fcc238004d7933a
   f15:0xbc90000000000000   f16:0x3fcc238004d7933a   f17:0x3fe84e2b32eaea00
   f18:0x3fc2b904b872d000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x3ff110014e93f95f   f23:0x3fe681665d2e64d6
   f24:0x3fce01ddd18dfc4d   f25:0x4000000000000000   f26:0x3cb0000000000000
   f27:0x3c90000000000000   f28:0x3ffaf0cb49c11ca2   f29:0xbff0eed847a3911c
   f30:0x400110014e93f95f			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 6840 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b95c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021dc   ci: 0x00002d0000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064bd0
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064bf8   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000000038
   t12:0x000000000000000d	 t13:0x000000400006a390

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000019	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d65457a82a   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d65457a82a
   f03:0x41a9b4d6545251cb   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3f690b25a0f0d78e   f11:0x3fac4f138de942c4
   f12:0x3fac4f138de942c5   f13:0x3f690b25a0f0d78b   f14:0x3f690b25a0f0d78b
   f15:0xbc38000000000000   f16:0x3f690b25a0f0d78e   f17:0x3fe8708df2950fe0
   f18:0x3fc40525a336bc00   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x402216108b4184e2   f23:0x3fb53b4eaa6ef214
   f24:0x3f9c4f138de942c7   f25:0x4030000000000000   f26:0x3cb0000000000000
   f27:0x3c60000000000000   f28:0x3ff931328352a223   f29:0xbff0eed847a3911c
   f30:0x403216108b4184e2			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 6861 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b95c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021dc   ci: 0x00002d0000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064bd0
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064bf8   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000008010
   t12:0xfffffffffffffc02	 t13:0x0000000000000000

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000019	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d6609af36d   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d6609af36d
   f03:0x41a9b4d65fe9fb88   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3fcc5b88017f6edc   f11:0x3fde1faf456b2a54
   f12:0x3fde1faf456b2a56   f13:0x3fcc5b88017f6edb   f14:0x3fcc5b88017f6edd
   f15:0xbc80000000000000   f16:0x3fcc5b88017f6edc   f17:0x3fe84e2b32eaea00
   f18:0x3fc2b904b872d000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x3ff0ff1d9d169a6c   f23:0x3fe697c3740e04fb
   f24:0x3fce1faf4561bf42   f25:0x4000000000000000   f26:0x3cb0000000000000
   f27:0x3c90000000000000   f28:0x3ffb17f6b55f4196   f29:0xbff0eed847a3911c
   f30:0x4000ff1d9d169a6c			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 6885 Operand range error

Jacobi Iteration - Nonblocking Ready send

	mpicc -c -O  jacobi.c
	mpicc -c -O  cmdline.c
	mpicc -c -O  setupmesh.c
	mpicc -c -O  exchng.c
	mpicc -o jacobi -O jacobi.o cmdline.o setupmesh.o exchng.o -lm

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b97c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021fc   ci: 0x0000300000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064c10
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064bf8   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000000038
   t12:0x000000000000000d	 t13:0x000000400006a390

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000006	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d691c77ff2   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d691c77ff2
   f03:0x41a9b4d691c73b94   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3f11580000000000   f11:0x3f80a88865903544
   f12:0x3f80a88865903545   f13:0x3f1157ffffffffff   f14:0x3f1157ffffffffff
   f15:0xbbd0000000000000   f16:0x3f11580000000000   f17:0x3ff0000000000000
   f18:0x3fd4400000000000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x404ebc414efb607a   f23:0x3f88fccc98561dcf
   f24:0x3f70a888658bd115   f25:0x4060000000000000   f26:0x3cb0000000000000
   f27:0x3c40000000000000   f28:0x40009937258f3ca1   f29:0xbff0eed847a3911c
   f30:0x405ebc414efb607a			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 6923 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b97c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021fc   ci: 0x0000300000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064bf0
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064c18   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000008010
   t12:0x000000000000000d	 t13:0x000000400006a390

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000007	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d69d49bcf6   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d69d49bcf6
   f03:0x41a9b4d69d243152   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3f08f40000000000   f11:0x3f7c41fb66456959
   f12:0x3f7c41fb6645695b   f13:0x3f08f40000000000   f14:0x3f08f40000000002
   f15:0x0000000000000000   f16:0x3f08f40000000000   f17:0x3ff0000000000000
   f18:0x3fd4740000000000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x40521e7211ce9219   f23:0x3f85317c8cb40f03
   f24:0x3f6c41fb66456958   f25:0x4060000000000000   f26:0x3cb0000000000000
   f27:0x3c30000000000000   f28:0x3ff9271b63a6a929   f29:0xbff0eed847a3911c
   f30:0x40621e7211ce9219			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 6937 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b97c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021fc   ci: 0x0000300000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064bf0
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064bd8   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000000038
   t12:0x000000000000000d	 t13:0x000000400006a390

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000018	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d6a7f49456   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d6a7f49456
   f03:0x41a9b4d6a7f06f6b   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3f19aab76ce5406a   f11:0x3f8443d652b0baab
   f12:0x3f8443d652b0baad   f13:0x3f19aab76ce5406a   f14:0x3f19aab76ce5406d
   f15:0x0000000000000000   f16:0x3f19aab76ce5406a   f17:0x3fe88aa67be6be00
   f18:0x3fc44ba66463f200   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x404943e760423bf0   f23:0x3f8e65c17c08b84c
   f24:0x3f7443d652affb41   f25:0x4060000000000000   f26:0x3cb0000000000000
   f27:0x3c40000000000000   f28:0x40102edb29a92532   f29:0xbff0eed847a3911c
   f30:0x405943e760423bf0			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 6954 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b97c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021fc   ci: 0x0000300000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064bd0
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064bf8   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000008010
   t12:0xfffffffffffffc02	 t13:0x0000000000000000

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000019	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d6b37bd393   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d6b37bd393
   f03:0x41a9b4d6b2c98c36   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3f93bbce179cee76   f11:0x3fc1c4de05aa0587
   f12:0x3fc1c4de05aa0589   f13:0x3f93bbce179cee77   f14:0x3f93bbce179cee79
   f15:0x3c50000000000000   f16:0x3f93bbce179cee76   f17:0x3fe87b96d44c38a0
   f18:0x3fc35d32eee31900   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x400cd06fd2bbe320   f23:0x3fcaa74d087f06f8
   f24:0x3fb1c4de05aa02e1   f25:0x4020000000000000   f26:0x3cb0000000000000
   f27:0x3c80000000000000   f28:0x4003fa4e9e17d999   f29:0xbff0eed847a3911c
   f30:0x401cd06fd2bbe320			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 6970 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b97c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021fc   ci: 0x0000300000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064bd0
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064bf8   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000000038
   t12:0x000000000000000d	 t13:0x000000400006a390

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000019	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d6be4c4e6f   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d6be4c4e6f
   f03:0x41a9b4d6be473c9e   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3f55f739f73981d7   f11:0x3fa2bf3e43707ca5
   f12:0x3fa2bf3e43707ca7   f13:0x3f55f739f73981d8   f14:0x3f55f739f73981da
   f15:0x3c10000000000000   f16:0x3f55f739f73981d7   f17:0x3fe8708df2950fe0
   f18:0x3fc40525a336bc00   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x402b4f9be68119bb   f23:0x3fac1edd6523c7ea
   f24:0x3f92bf3e43669689   f25:0x4040000000000000   f26:0x3cb0000000000000
   f27:0x3c60000000000000   f28:0x4007f827604dbc5b   f29:0xbff0eed847a3911c
   f30:0x403b4f9be68119bb			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 6989 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b97c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021fc   ci: 0x0000300000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064bd0
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064bf8   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000008010
   t12:0xfffffffffffffc02	 t13:0x0000000000000000

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000019	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d6ca50a3ef   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d6ca50a3ef
   f03:0x41a9b4d6c99f4cf9   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3fcc238004d7933a   f11:0x3fde01ddd195cb85
   f12:0x3fde01ddd195cb87   f13:0x3fcc238004d79338   f14:0x3fcc238004d7933a
   f15:0xbc90000000000000   f16:0x3fcc238004d7933a   f17:0x3fe84e2b32eaea00
   f18:0x3fc2b904b872d000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x3ff110014e93f95f   f23:0x3fe681665d2e64d6
   f24:0x3fce01ddd18dfc4d   f25:0x4000000000000000   f26:0x3cb0000000000000
   f27:0x3c90000000000000   f28:0x3ffaf0cb49c11ca2   f29:0xbff0eed847a3911c
   f30:0x400110014e93f95f			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 7008 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b97c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021fc   ci: 0x0000300000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064bd0
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064bf8   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000000038
   t12:0x000000000000000d	 t13:0x000000400006a390

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000019	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d6d59ef3a8   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d6d59ef3a8
   f03:0x41a9b4d6d5995ac5   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3f690b25a0f0d78e   f11:0x3fac4f138de942c4
   f12:0x3fac4f138de942c5   f13:0x3f690b25a0f0d78b   f14:0x3f690b25a0f0d78b
   f15:0xbc38000000000000   f16:0x3f690b25a0f0d78e   f17:0x3fe8708df2950fe0
   f18:0x3fc40525a336bc00   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x402216108b4184e2   f23:0x3fb53b4eaa6ef214
   f24:0x3f9c4f138de942c7   f25:0x4030000000000000   f26:0x3cb0000000000000
   f27:0x3c60000000000000   f28:0x3ff931328352a223   f29:0xbff0eed847a3911c
   f30:0x403216108b4184e2			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 7030 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000000	pa1: 0x0000000000001600  pa2: 0x0000000000000000

   pc: 0x000000200003b97c	 sp: 0x00000060ffffec40   fp: 0x00000060ffffed40
   v0: 0x0000000000000000	 ra: 0x00000020000021fc   ci: 0x0000300000000101

   a0: 0x00000060ffffeeb8	 a1: 0x0000000000000000   a2: 0x0000004000064bd0
   a3: 0x0000004000064840	 a4: 0x0000ffffffffffff   a5: 0x0000000000000030

   t0: 0x0000000000000000	 t1: 0x0000004000029470   t2: 0x00000000000000fe
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000000588
   t6: 0x0000000000000000	 t7: 0x0000004000064bf8   t8: 0x0000000000000001
   t9: 0x0000000000000001	 t10:0x0000000000000000   t11:0x0000000000008010
   t12:0xfffffffffffffc02	 t13:0x0000000000000000

   s0: 0x00000060ffffee78	 s1: 0x0000000000000000   s2: 0x0000000000000002
   s3: 0x0000000000000019	 s4: 0x0000004000000398   s5: 0x0000000000000000

   f00:0x41a9b4d6e18b48b9   f01:0x3e3c58c6d8a67ba9   f02:0x41a9b4d6e18b48b9
   f03:0x41a9b4d6e0d8bedc   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x3fcc5b88017f6edc   f11:0x3fde1faf456b2a54
   f12:0x3fde1faf456b2a56   f13:0x3fcc5b88017f6edb   f14:0x3fcc5b88017f6edd
   f15:0xbc80000000000000   f16:0x3fcc5b88017f6edc   f17:0x3fe84e2b32eaea00
   f18:0x3fc2b904b872d000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x3ff0ff1d9d169a6c   f23:0x3fe697c3740e04fb
   f24:0x3fce1faf4561bf42   f25:0x4000000000000000   f26:0x3cb0000000000000
   f27:0x3c90000000000000   f28:0x3ffb17f6b55f4196   f29:0xbff0eed847a3911c
   f30:0x4000ff1d9d169a6c			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 7078 Operand range error

Jacobi Iteration - Overlapping communication

	mpicc -c -O  jacobi.c
	mpicc -c -O  cmdline.c
	mpicc -c -O  setupmesh.c
	mpicc -c -O  exchng.c
	mpicc -o jacobi -O jacobi.o cmdline.o setupmesh.o exchng.o -lm
isend/overlap: 6 iterations in 0.000484 secs (0.867146 MFlops); diffnorm 0.008134, m=7 n=4 np=1
isend/overlap: 7 iterations in 0.073551 secs (5.457540 MFlops); diffnorm 0.006899, m=4098 n=4 np=1
isend/overlap: 24 iterations in 0.007798 secs (0.861774 MFlops); diffnorm 0.009895, m=7 n=10 np=4
isend/overlap: 25 iterations in 0.339263 secs (16.902538 MFlops); diffnorm 0.138820, m=4098 n=10 np=4
isend/overlap: 25 iterations in 0.009587 secs (2.920470 MFlops); diffnorm 0.036615, m=7 n=34 np=16
isend/overlap: 25 iterations in 0.344060 secs (66.667389 MFlops); diffnorm 0.468864, m=4098 n=34 np=16
isend/overlap: 25 iterations in 0.010373 secs (5.398586 MFlops); diffnorm 0.055291, m=7 n=66 np=32
isend/overlap: 25 iterations in 0.348687 secs (131.565393 MFlops); diffnorm 0.470684, m=4098 n=66 np=32

Jacobi Iteration - Overlapping communication (sends first)

	mpicc -c -O  jacobi.c
	mpicc -c -O  cmdline.c
	mpicc -c -O  setupmesh.c
	mpicc -c -O  exchng.c
	mpicc -o jacobi -O jacobi.o cmdline.o setupmesh.o exchng.o -lm
send first/overlap: 6 iterations in 0.000480 secs (0.875877 MFlops); diffnorm 0.008134, m=7 n=4 np=1
send first/overlap: 7 iterations in 0.073561 secs (5.456819 MFlops); diffnorm 0.006899, m=4098 n=4 np=1
send first/overlap: 24 iterations in 0.008630 secs (0.778721 MFlops); diffnorm 0.009895, m=7 n=10 np=4
send first/overlap: 25 iterations in 0.336819 secs (17.025180 MFlops); diffnorm 0.138820, m=4098 n=10 np=4
send first/overlap: 25 iterations in 0.010557 secs (2.652247 MFlops); diffnorm 0.036615, m=7 n=34 np=16
send first/overlap: 25 iterations in 0.342447 secs (66.981411 MFlops); diffnorm 0.468864, m=4098 n=34 np=16
send first/overlap: 25 iterations in 0.011267 secs (4.970238 MFlops); diffnorm 0.055291, m=7 n=66 np=32
send first/overlap: 25 iterations in 0.345109 secs (132.929693 MFlops); diffnorm 0.470684, m=4098 n=66 np=32

Jacobi Iteration - Persistent send/recv

	mpicc -c -O  jacobi.c
	mpicc -c -O  cmdline.c
	mpicc -c -O  setupmesh.c
	mpicc -c -O  exchng.c
	mpicc -o jacobi -O jacobi.o cmdline.o setupmesh.o exchng.o -lm

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000068	pa1: 0x0000000000001610  pa2: 0x0000000000000000

   pc: 0x000000200003e79c	 sp: 0x00000060ffffea00   fp: 0x00000060ffffeb80
   v0: 0x0000000000000000	 ra: 0x0000002000044284   ci: 0x000b120000000101

   a0: 0x00000060ffffee88	 a1: 0x00000060ffffee88   a2: 0x0000000000000009
   a3: 0xffffffffffffffff	 a4: 0x0000000000000001   a5: 0x0000000000000002

   t0: 0x00000060ffffee88	 t1: 0x0000004000029470   t2: 0x0000000000000001
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x000000400006fc68
   t6: 0x000000400006fd68	 t7: 0x000000400006fdb0   t8: 0x000000400006fdb0
   t9: 0x000000400006fdb0	 t10:0x00000060fffff72d   t11:0x00000040000003d5
   t12:0x000000000000000d	 t13:0x000000400006fcc0

   s0: 0x0000000000000000	 s1: 0x00000060ffffee88   s2: 0x000000400001ee80
   s3: 0x0000000000000000	 s4: 0x0000000000000000   s5: 0x0000000000000000

   f00:0x41a9b4d82263531f   f01:0x3e3c58c6d8a67ba9   f02:0x0000000000000000
   f03:0x41a9b4d82263531f   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x4000000000000000   f11:0x3ff0000000000000
   f12:0x0000000000000000   f13:0x0000000000000000   f14:0x0000000000000000
   f15:0x0000000000000000   f16:0x0000000000000000   f17:0x0000000000000000
   f18:0x0000000000000000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x0000000000000000   f23:0x0000000000000000
   f24:0x0000000000000000   f25:0x0000000000000000   f26:0x0000000000000000
   f27:0x0000000000000000   f28:0x0000000000000000   f29:0x0000000000000000
   f30:0x0000000000000000			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 7454 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000068	pa1: 0x0000000000001610  pa2: 0x0000000000000000

   pc: 0x000000200003e79c	 sp: 0x00000060ffffea00   fp: 0x00000060ffffeb80
   v0: 0x0000000000000000	 ra: 0x0000002000044284   ci: 0x000b120000000101

   a0: 0x00000060ffffee88	 a1: 0x00000060ffffee88   a2: 0x0000000000000009
   a3: 0xffffffffffffffff	 a4: 0x0000000000000001   a5: 0x0000000000000002

   t0: 0x00000060ffffee88	 t1: 0x0000004000029470   t2: 0x0000000000000001
   t3: 0x0000000000000001	 t4: 0x0000000000000000   t5: 0x0000004000087bf0
   t6: 0x00000040000a7c70	 t7: 0x00000040000afcb0   t8: 0x00000040000afcb0
   t9: 0x00000040000afcb0	 t10:0x00000060fffff72a   t11:0x00000040000003d5
   t12:0x000000000000000d	 t13:0x000000400008fc40

   s0: 0x0000000000000000	 s1: 0x00000060ffffee88   s2: 0x000000400001ee80
   s3: 0x0000000000000000	 s4: 0x0000000000000000   s5: 0x0000000000000000

   f00:0x41a9b4d82e2b69af   f01:0x3e3c58c6d8a67ba9   f02:0x0000000000000000
   f03:0x41a9b4d82e2b69af   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x4000000000000000   f11:0x3ff0000000000000
   f12:0x0000000000000000   f13:0x0000000000000000   f14:0x0000000000000000
   f15:0x0000000000000000   f16:0x0000000000000000   f17:0x0000000000000000
   f18:0x0000000000000000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x0000000000000000   f23:0x0000000000000000
   f24:0x0000000000000000   f25:0x0000000000000000   f26:0x0000000000000000
   f27:0x0000000000000000   f28:0x0000000000000000   f29:0x0000000000000000
   f30:0x0000000000000000			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 7468 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000068	pa1: 0x0000000000001610  pa2: 0x0000000000000000

   pc: 0x000000200003e79c	 sp: 0x00000060ffffea00   fp: 0x00000060ffffeb80
   v0: 0x0000000000000000	 ra: 0x0000002000044284   ci: 0x000b120000000101

   a0: 0x00000060ffffee88	 a1: 0x00000060ffffee88   a2: 0x0000000000000000
   a3: 0x0000000000000000	 a4: 0x0000000000000001   a5: 0x0000000000000002

   t0: 0x00000060ffffee88	 t1: 0x0000004000029470   t2: 0x0000000000000000
   t3: 0x0000000000000001	 t4: 0x0000000000000008   t5: 0x0000000000000001
   t6: 0x000000560003f540	 t7: 0x0000004000070df0   t8: 0x0000004000070df0
   t9: 0x0000004000070df0	 t10:0x00000060fffff72d   t11:0x00000040000003d5
   t12:0x000000000000000d	 t13:0x0000004000070d00

   s0: 0x0000000000000000	 s1: 0x00000060ffffee88   s2: 0x000000400001ee80
   s3: 0x0000000000000000	 s4: 0x0000000000000000   s5: 0x0000000000000000

   f00:0x41a9b4d8394b57de   f01:0x3e3c58c6d8a67ba9   f02:0x0000000000000000
   f03:0x41a9b4d8394b57de   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x0000000000000002   f11:0x4010000000000000
   f12:0x0000000000000000   f13:0x0000000000000000   f14:0x0000000000000000
   f15:0x0000000000000000   f16:0x0000000000000000   f17:0x0000000000000000
   f18:0x0000000000000000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x0000000000000000   f23:0x0000000000000000
   f24:0x0000000000000000   f25:0x0000000000000000   f26:0x0000000000000000
   f27:0x0000000000000000   f28:0x0000000000000000   f29:0x0000000000000000
   f30:0x0000000000000000			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 7485 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000068	pa1: 0x0000000000001610  pa2: 0x0000000000000000

   pc: 0x000000200003e79c	 sp: 0x00000060ffffea00   fp: 0x00000060ffffeb80
   v0: 0x0000000000000000	 ra: 0x0000002000044284   ci: 0x000b120000000101

   a0: 0x00000060ffffee88	 a1: 0x00000060ffffee88   a2: 0x0000000000000000
   a3: 0x0000000000000000	 a4: 0x0000000000000001   a5: 0x0000000000000002

   t0: 0x00000060ffffee88	 t1: 0x0000004000029470   t2: 0x0000000000000000
   t3: 0x0000000000000001	 t4: 0x0000000000000008   t5: 0x0000000000000001
   t6: 0x000000560003f540	 t7: 0x00000040000b0cf0   t8: 0x00000040000b0cf0
   t9: 0x00000040000b0cf0	 t10:0x00000060fffff72a   t11:0x00000040000003d5
   t12:0x000000000000000d	 t13:0x0000004000090c80

   s0: 0x0000000000000000	 s1: 0x00000060ffffee88   s2: 0x000000400001ee80
   s3: 0x0000000000000000	 s4: 0x0000000000000000   s5: 0x0000000000000000

   f00:0x41a9b4d8441385cf   f01:0x3e3c58c6d8a67ba9   f02:0x0000000000000000
   f03:0x41a9b4d8441385cf   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x0000000000000002   f11:0x4010000000000000
   f12:0x0000000000000000   f13:0x0000000000000000   f14:0x0000000000000000
   f15:0x0000000000000000   f16:0x0000000000000000   f17:0x0000000000000000
   f18:0x0000000000000000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x0000000000000000   f23:0x0000000000000000
   f24:0x0000000000000000   f25:0x0000000000000000   f26:0x0000000000000000
   f27:0x0000000000000000   f28:0x0000000000000000   f29:0x0000000000000000
   f30:0x0000000000000000			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 7501 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000068	pa1: 0x0000000000001610  pa2: 0x0000000000000000

   pc: 0x000000200003e79c	 sp: 0x00000060ffffea00   fp: 0x00000060ffffeb80
   v0: 0x0000000000000000	 ra: 0x0000002000044284   ci: 0x000b120000000101

   a0: 0x00000060ffffee88	 a1: 0x00000060ffffee88   a2: 0x0000000000000000
   a3: 0x0000000000000000	 a4: 0x0000000000000001   a5: 0x0000000000000002

   t0: 0x00000060ffffee88	 t1: 0x0000004000029470   t2: 0x0000000000000000
   t3: 0x0000000000000001	 t4: 0x0000000000000008   t5: 0x0000000000000001
   t6: 0x000000560003f540	 t7: 0x000000400006ffb0   t8: 0x000000400006ffb0
   t9: 0x000000400006ffb0	 t10:0x00000060fffff72d   t11:0x00000040000003d5
   t12:0x000000000000000d	 t13:0x000000400006fec0

   s0: 0x0000000000000000	 s1: 0x00000060ffffee88   s2: 0x000000400001ee80
   s3: 0x0000000000000000	 s4: 0x0000000000000000   s5: 0x0000000000000000

   f00:0x41a9b4d84f3ae3fa   f01:0x3e3c58c6d8a67ba9   f02:0x0000000000000000
   f03:0x41a9b4d84f3ae3fa   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x0000000000000002   f11:0x4030000000000000
   f12:0x0000000000000000   f13:0x0000000000000000   f14:0x0000000000000000
   f15:0x0000000000000000   f16:0x0000000000000000   f17:0x0000000000000000
   f18:0x0000000000000000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x0000000000000000   f23:0x0000000000000000
   f24:0x0000000000000000   f25:0x0000000000000000   f26:0x0000000000000000
   f27:0x0000000000000000   f28:0x0000000000000000   f29:0x0000000000000000
   f30:0x0000000000000000			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 7520 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000068	pa1: 0x0000000000001610  pa2: 0x0000000000000000

   pc: 0x000000200003e79c	 sp: 0x00000060ffffea00   fp: 0x00000060ffffeb80
   v0: 0x0000000000000000	 ra: 0x0000002000044284   ci: 0x000b120000000101

   a0: 0x00000060ffffee88	 a1: 0x00000060ffffee88   a2: 0x0000000000000000
   a3: 0x0000000000000000	 a4: 0x0000000000000001   a5: 0x0000000000000002

   t0: 0x00000060ffffee88	 t1: 0x0000004000029470   t2: 0x0000000000000000
   t3: 0x0000000000000001	 t4: 0x0000000000000008   t5: 0x0000000000000001
   t6: 0x000000560003f540	 t7: 0x00000040000afeb0   t8: 0x00000040000afeb0
   t9: 0x00000040000afeb0	 t10:0x00000060fffff72a   t11:0x00000040000003d5
   t12:0x000000000000000d	 t13:0x000000400008fe40

   s0: 0x0000000000000000	 s1: 0x00000060ffffee88   s2: 0x000000400001ee80
   s3: 0x0000000000000000	 s4: 0x0000000000000000   s5: 0x0000000000000000

   f00:0x41a9b4d85a6213b9   f01:0x3e3c58c6d8a67ba9   f02:0x0000000000000000
   f03:0x41a9b4d85a6213b9   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x0000000000000002   f11:0x4030000000000000
   f12:0x0000000000000000   f13:0x0000000000000000   f14:0x0000000000000000
   f15:0x0000000000000000   f16:0x0000000000000000   f17:0x0000000000000000
   f18:0x0000000000000000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x0000000000000000   f23:0x0000000000000000
   f24:0x0000000000000000   f25:0x0000000000000000   f26:0x0000000000000000
   f27:0x0000000000000000   f28:0x0000000000000000   f29:0x0000000000000000
   f30:0x0000000000000000			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 7539 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000068	pa1: 0x0000000000001610  pa2: 0x0000000000000000

   pc: 0x000000200003e79c	 sp: 0x00000060ffffea00   fp: 0x00000060ffffeb80
   v0: 0x0000000000000000	 ra: 0x0000002000044284   ci: 0x000b120000000101

   a0: 0x00000060ffffee88	 a1: 0x00000060ffffee88   a2: 0x0000000000000000
   a3: 0x0000000000000000	 a4: 0x0000000000000001   a5: 0x0000000000000002

   t0: 0x00000060ffffee88	 t1: 0x0000004000029470   t2: 0x0000000000000000
   t3: 0x0000000000000001	 t4: 0x0000000000000008   t5: 0x0000000000000001
   t6: 0x000000560003f540	 t7: 0x0000004000070130   t8: 0x0000004000070130
   t9: 0x0000004000070130	 t10:0x00000060fffff72d   t11:0x00000040000003d5
   t12:0x000000000000000d	 t13:0x0000004000070040

   s0: 0x0000000000000000	 s1: 0x00000060ffffee88   s2: 0x000000400001ee80
   s3: 0x0000000000000000	 s4: 0x0000000000000000   s5: 0x0000000000000000

   f00:0x41a9b4d8658afcc8   f01:0x3e3c58c6d8a67ba9   f02:0x0000000000000000
   f03:0x41a9b4d8658afcc8   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x0000000000000002   f11:0x4040000000000000
   f12:0x0000000000000000   f13:0x0000000000000000   f14:0x0000000000000000
   f15:0x0000000000000000   f16:0x0000000000000000   f17:0x0000000000000000
   f18:0x0000000000000000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x0000000000000000   f23:0x0000000000000000
   f24:0x0000000000000000   f25:0x0000000000000000   f26:0x0000000000000000
   f27:0x0000000000000000   f28:0x0000000000000000   f29:0x0000000000000000
   f30:0x0000000000000000			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 7560 Operand range error

Agent printing core file information:
user exiting after receiving signal 11
Exit message came from virtual PE 0, logical PE 0x0
Register dump

  pa0: 0x0000000000000068	pa1: 0x0000000000001610  pa2: 0x0000000000000000

   pc: 0x000000200003e79c	 sp: 0x00000060ffffea00   fp: 0x00000060ffffeb80
   v0: 0x0000000000000000	 ra: 0x0000002000044284   ci: 0x000b120000000101

   a0: 0x00000060ffffee88	 a1: 0x00000060ffffee88   a2: 0x0000000000000000
   a3: 0x0000000000000000	 a4: 0x0000000000000001   a5: 0x0000000000000002

   t0: 0x00000060ffffee88	 t1: 0x0000004000029470   t2: 0x0000000000000000
   t3: 0x0000000000000001	 t4: 0x0000000000000008   t5: 0x0000000000000001
   t6: 0x000000560003f540	 t7: 0x00000040000b0030   t8: 0x00000040000b0030
   t9: 0x00000040000b0030	 t10:0x00000060fffff72a   t11:0x00000040000003d5
   t12:0x000000000000000d	 t13:0x000000400008ffc0

   s0: 0x0000000000000000	 s1: 0x00000060ffffee88   s2: 0x000000400001ee80
   s3: 0x0000000000000000	 s4: 0x0000000000000000   s5: 0x0000000000000000

   f00:0x41a9b4d8713a9221   f01:0x3e3c58c6d8a67ba9   f02:0x0000000000000000
   f03:0x41a9b4d8713a9221   f04:0x0000000000000000   f05:0x0000000000000000
   f06:0x0000000000000000   f07:0x0000000000000000   f08:0x0000000000000000
   f09:0x0000000000000000   f10:0x0000000000000002   f11:0x4040000000000000
   f12:0x0000000000000000   f13:0x0000000000000000   f14:0x0000000000000000
   f15:0x0000000000000000   f16:0x0000000000000000   f17:0x0000000000000000
   f18:0x0000000000000000   f19:0x0000000000000000   f20:0x0000000000000000
   f21:0x0000000000000000   f22:0x0000000000000000   f23:0x0000000000000000
   f24:0x0000000000000000   f25:0x0000000000000000   f26:0x0000000000000000
   f27:0x0000000000000000   f28:0x0000000000000000   f29:0x0000000000000000
   f30:0x0000000000000000			   fpcr:0x8900000000000000


Agent finished printing core file information.
User core dump completed (./mppcore)
/u4/gropp/mpiexmpl/maint/envs/t3d-epcc/mpirun[83]: 7584 Operand range error