p Test output of time independent tracing
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) 
! setenv LD_LIBRARY_PATH=../../lib
! output sort
$ ../../smpi_script/bin/smpirun -trace-ti  --cfg=tracing/filename:out_in_ti.txt -map -hostfile ${srcdir:=.}/hostfile -platform ${srcdir:=.}/../../examples/msg/small_platform.xml -np 4 ./pingpong -q
> *** 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 '1'
> [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 '1'
> [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 '1'
> [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] 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

< out_in_ti.txt
$ mkfile replay_in.txt

$ ../../smpi_script/bin/smpirun -ext smpi_replay --log=replay.:critical -trace-ti --cfg=tracing/filename:out_ti.txt -map -hostfile ${srcdir:=.}/hostfile -platform ${srcdir:=.}/../../examples/msg/small_platform.xml -np 4 ../../examples/smpi/smpi_replay ./replay_in.txt
> [rank 0] -> Tremblay
> [rank 1] -> Jupiter
> [rank 2] -> Fafard
> [rank 3] -> Ginette
> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'tracing' to '1'
> [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 '1'
> [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 '1'
> [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_ti.txt'
> [0.000000] [surf_config/INFO] Switching workstation model to compound since you changed the network and/or cpu model(s)
> [Jupiter:1:(0) 0.016798] [smpi_replay/INFO] Simulation time 0.0167976

$ sort out_in_ti.txt -o out_in_ti_sorted.txt 
$ sort out_ti.txt -o out_ti_sorted.txt 


$ rm replay_in.txt
$ rm out_ti.txt
$ rm out_in_ti.txt
$ rm out_ti_sorted.txt
$ rm out_in_ti_sorted.txt