+p Same test, but only using one output file for all processes
+p generate a trace with pingpong, and replay itself, then check that output trace of the second run is the same as in the first (once sorted)
+! output sort
+$ ../../smpi_script/bin/smpirun -trace-ti --cfg=tracing/filename:out_in_ti.txt --cfg=tracing/smpi/format/ti_one_file:yes -map -hostfile ${srcdir:=.}/hostfile -platform ${srcdir:=.}/../../examples/msg/small_platform.xml -np 4 ./pingpong -q --log=smpi_kernel.thres:warning
+> *** Ping-pong test (MPI_Send/MPI_Recv) ***
+> == pivot=0 : pingpong [0] <--> [1]
+> == pivot=1 : pingpong [1] <--> [2]
+> == pivot=2 : pingpong [2] <--> [3]
+> [0.000000] [surf_config/INFO] Switching workstation model to compound since you changed the network and/or cpu model(s)
+> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'tracing' to 'yes'
+> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'tracing/filename' to 'smpi_simgrid.txt'
+> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'tracing/smpi' to 'yes'
+> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'tracing/smpi/format' to 'TI'
+> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'tracing/smpi/computing' to 'yes'
+> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'maxmin/precision' to '1e-9'
+> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'network/model' to 'SMPI'
+> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'network/TCP_gamma' to '4194304'
+> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'tracing/filename' to 'out_in_ti.txt'
+> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'tracing/smpi/format/ti_one_file' to 'yes'
+> [0] About to send 1st message '99' to process [1]
+> [0] Received reply message '100' from process [1]
+> [1] About to send 1st message '100' to process [2]
+> [1] About to send back message '100' to process [0]
+> [1] Received 1st message '99' from process [0]
+> [1] Received reply message '101' from process [2]
+> [1] increment message's value to '100'
+> [2] About to send 1st message '101' to process [3]
+> [2] About to send back message '101' to process [1]
+> [2] Received 1st message '100' from process [1]
+> [2] Received reply message '102' from process [3]
+> [2] increment message's value to '101'
+> [3] About to send back message '102' to process [2]
+> [3] Received 1st message '101' from process [2]
+> [3] increment message's value to '102'
+> [rank 0] -> Tremblay
+> [rank 1] -> Jupiter
+> [rank 2] -> Fafard
+> [rank 3] -> Ginette
+
+$ ../../smpi_script/bin/smpirun -ext smpi_replay --log=replay.:critical -trace-ti --cfg=tracing/filename:out_ti.txt --cfg=tracing/smpi/format/ti_one_file:yes -map -hostfile ${srcdir:=.}/hostfile -platform ${srcdir:=.}/../../examples/msg/small_platform.xml -np 4 ../../examples/smpi/smpi_replay ./out_in_ti.txt --log=smpi_kernel.thres:warning