be significantly different.
* smpi/cpu-threshold:-1 should become smpi/simulate-computation:no
+ smpi/running-power is renamed to smpi/host-speed
Dropped functions and features
* msg_mailbox_t and associated functions. Use s4u::Mailbox instead.
of the collective operations) to reduce the most preeminent differences.
If the discrepancies come from the computing time, try adapting the \c
-smpi/running-power: reduce it if your simulation runs faster than in
+smpi/host-speed: reduce it if your simulation runs faster than in
reality. If the error come from the communication, then you need to
fiddle with your platform file.
code, and create an execution task within the simulator to take this
into account. For that, the actual duration is measured on the host
machine and then scaled to the power of the corresponding simulated
-machine. The variable \b smpi/running-power allows to specify the
-computational power of the host machine (in flop/s) to use when
+machine. The variable \b smpi/host-speed allows to specify the
+computational speed of the host machine (in flop/s) to use when
scaling the execution times. It defaults to 20000, but you really want
to update it to get accurate simulation results.
- \c smpi/comp-adjustment-file: \ref options_model_smpi_adj_file
- \c smpi/cpu-threshold: \ref options_smpi_bench
- \c smpi/display-timing: \ref options_smpi_timing
-- \c smpi/lat-factor: \ref options_model_smpi_lat_factor
+- \c smpi/host-speed: \ref options_smpi_bench
- \c smpi/IB-penalty-factors: \ref options_model_network_coefs
- \c smpi/iprobe: \ref options_model_smpi_iprobe
- \c smpi/init: \ref options_model_smpi_init
+- \c smpi/lat-factor: \ref options_model_smpi_lat_factor
- \c smpi/ois: \ref options_model_smpi_ois
- \c smpi/or: \ref options_model_smpi_or
- \c smpi/os: \ref options_model_smpi_os
- \c smpi/papi-events: \ref options_smpi_papi_events
- \c smpi/privatize-global-variables: \ref options_smpi_global
-- \c smpi/running-power: \ref options_smpi_bench
- \c smpi/send-is-detached-thresh: \ref options_model_smpi_detached
- \c smpi/simulate-computation: \ref options_smpi_bench
- \c smpi/test: \ref options_model_smpi_test
#! ./tesh
! timeout 60
-$ ../../../smpi_script/bin/smpirun -wrapper ${bindir:=.}/../../../bin/simgrid-mc -hostfile ${srcdir:=.}/hostfile_non_deterministic -platform ${srcdir:=.}/../../platforms/cluster.xml --log=xbt_cfg.thresh:warning --cfg=model-check/communications_determinism:1 --cfg=smpi/send-is-detached-thresh:0 --cfg=smpi/running-power:1e9 ./smpi_non_deterministic
+$ ../../../smpi_script/bin/smpirun -wrapper ${bindir:=.}/../../../bin/simgrid-mc -hostfile ${srcdir:=.}/hostfile_non_deterministic -platform ${srcdir:=.}/../../platforms/cluster.xml --log=xbt_cfg.thresh:warning --cfg=model-check/communications_determinism:1 --cfg=smpi/send-is-detached-thresh:0 --cfg=smpi/host-speed:1e9 ./smpi_non_deterministic
> [0.000000] [mc_global/INFO] Check communication determinism
> [0.000000] [mc_comm_determinism/INFO] The communications pattern of the process 1 is different! (Different communication : 1)
> [0.000000] [mc_comm_determinism/INFO] ****************************************************
#! ./tesh
! timeout 60
-$ ../../../smpi_script/bin/smpirun -wrapper "${bindir:=.}/../../../bin/simgrid-mc" --log=xbt_cfg.thresh:warning -hostfile ${srcdir:=.}/hostfile_only_send_deterministic -platform ${srcdir:=.}/../../platforms/cluster.xml --cfg=model-check/communications_determinism:1 --cfg=smpi/send-is-detached-thresh:0 --cfg=smpi/running-power:1e9 ./smpi_only_send_deterministic
+$ ../../../smpi_script/bin/smpirun -wrapper "${bindir:=.}/../../../bin/simgrid-mc" --log=xbt_cfg.thresh:warning -hostfile ${srcdir:=.}/hostfile_only_send_deterministic -platform ${srcdir:=.}/../../platforms/cluster.xml --cfg=model-check/communications_determinism:1 --cfg=smpi/send-is-detached-thresh:0 --cfg=smpi/host-speed:1e9 ./smpi_only_send_deterministic
> [0.000000] [mc_comm_determinism/INFO] Check communication determinism
> [0.000000] [mc_comm_determinism/INFO] ******************************************************
> [0.000000] [mc_comm_determinism/INFO] **** Only-send-deterministic communication pattern ****
$ ./replay_multiple description_file ${srcdir:=.}/../../platforms/small_platform_with_routers.xml ${srcdir:=.}/deployment.xml --log=smpi.:info
> [0.000000] [msg_test/INFO] Initializing instance 1 of size 32
> [0.000000] [msg_test/INFO] Initializing instance 2 of size 32
-> [0.000000] [smpi_kernel/INFO] You did not set the power of the host running the simulation. The timings will certainly not be accurate. Use the option "--cfg=smpi/running-power:<flops>" to set its value.Check http://simgrid.org/simgrid/latest/doc/options.html#options_smpi_bench for more information.
+> [0.000000] [smpi_kernel/INFO] You did not set the power of the host running the simulation. The timings will certainly not be accurate. Use the option "--cfg=smpi/host-speed:<flops>" to set its value.Check http://simgrid.org/simgrid/latest/doc/options.html#options_smpi_bench for more information.
> [Jupiter:2:(52) 1140688.493796] [smpi_replay/INFO] Simulation time 1124371.141124
> [1140688.493796] [msg_test/INFO] Simulation time 1.14069e+06
p Test the use of SMPI+MSG in the same file, as well as several different SMPI instances at the same time
$ ./masterslave_mailbox_smpi ${srcdir:=.}/../../platforms/small_platform_with_routers.xml ${srcdir:=.}/deployment_masterslave_mailbox_smpi.xml --log=smpi.:info
-> [0.000000] [smpi_kernel/INFO] You did not set the power of the host running the simulation. The timings will certainly not be accurate. Use the option "--cfg=smpi/running-power:<flops>" to set its value.Check http://simgrid.org/simgrid/latest/doc/options.html#options_smpi_bench for more information.
+> [0.000000] [smpi_kernel/INFO] You did not set the power of the host running the simulation. The timings will certainly not be accurate. Use the option "--cfg=smpi/host-speed:<flops>" to set its value.Check http://simgrid.org/simgrid/latest/doc/options.html#options_smpi_bench for more information.
> [Tremblay:master:(1) 0.000000] [msg_test/INFO] Got 1 slaves and 20 tasks to process
> [Tremblay:master:(1) 0.000000] [msg_test/INFO] Sending "Task_0" (of 20) to mailbox "slave-0"
> [Ginette:master_mpi:(3) 0.000000] [msg_test/INFO] here for rank 0
p Test SMPI with call-location tracing. This means that the binary must have
p already been compiled with the -trace-call-location switch.
-$ ../../smpi_script/bin/smpirun -trace -trace-file smpi_trace.trace -hostfile ${srcdir:=.}/hostfile -platform ${srcdir:=.}/../platforms/small_platform.xml --cfg=smpi/trace-call-location:1 -np 3 ${bindir:=.}/trace_call_location/smpi_trace_call_location --cfg=smpi/running-power:-1 --log=smpi_kernel.thres:warning
+$ ../../smpi_script/bin/smpirun -trace -trace-file smpi_trace.trace -hostfile ${srcdir:=.}/hostfile -platform ${srcdir:=.}/../platforms/small_platform.xml --cfg=smpi/trace-call-location:1 -np 3 ${bindir:=.}/trace_call_location/smpi_trace_call_location --cfg=smpi/host-speed:-1 --log=smpi_kernel.thres:warning
> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'tracing' to 'yes'
> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'tracing/filename' to 'smpi_trace.trace'
> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'tracing/smpi' to 'yes'
> [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 'smpi/trace-call-location' to '1'
-> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'smpi/running-power' to '-1'
+> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'smpi/host-speed' to '-1'
$ grep --quiet "12 0.* 2 1 5 .*trace_call_location\.c\" 14$" ./smpi_trace.trace
xbt_cfg_register_alias("smpi/IB-penalty-factors","smpi/IB_penalty_factors");
#if HAVE_SMPI
- xbt_cfg_register_double("smpi/running-power", 20000.0, nullptr, "Power of the host running the simulation (in flop/s). Used to bench the operations.");
- xbt_cfg_register_alias("smpi/running-power","smpi/running_power");
+ xbt_cfg_register_double("smpi/host-speed", 20000.0, nullptr, "Speed of the host running the simulation (in flop/s). Used to bench the operations.");
+ xbt_cfg_register_alias("smpi/host-speed","smpi/running_power");
+ xbt_cfg_register_alias("smpi/host-speed","smpi/running-power");
xbt_cfg_register_boolean("smpi/display-timing", "no", nullptr, "Whether we should display the timing after simulation.");
xbt_cfg_register_alias("smpi/display-timing", "smpi/display_timing");
XBT_PRIVATE int smpi_type_keyval_free(int* keyval);
// utilities
extern XBT_PRIVATE double smpi_cpu_threshold;
-extern XBT_PRIVATE double smpi_running_power;
+extern XBT_PRIVATE double smpi_host_speed;
extern XBT_PRIVATE bool smpi_privatize_global_variables;
extern XBT_PRIVATE char* smpi_start_data_exe; //start of the data+bss segment of the executable
extern XBT_PRIVATE int smpi_size_data_exe; //size of the data+bss segment of the executable
xbt_dict_t calls = nullptr; /* Allocated on first use */
double smpi_cpu_threshold;
-double smpi_running_power;
+double smpi_host_speed;
int smpi_loaded_page = -1;
char* smpi_start_data_exe = nullptr;
{
if (duration >= smpi_cpu_threshold) {
XBT_DEBUG("Sleep for %g to handle real computation time", duration);
- double flops = duration * smpi_running_power;
+ double flops = duration * smpi_host_speed;
int rank = smpi_process_index();
instr_extra_data extra = xbt_new0(s_instr_extra_data_t,1);
extra->type=TRACING_COMPUTING;
xbt_assert(xbt_cfg_get_int("smpi/async-small-thresh") <= xbt_cfg_get_int("smpi/send-is-detached-thresh"));
- if (xbt_cfg_is_default_value("smpi/running-power")) {
+ if (xbt_cfg_is_default_value("smpi/host-speed")) {
XBT_INFO("You did not set the power of the host running the simulation. "
"The timings will certainly not be accurate. "
- "Use the option \"--cfg=smpi/running-power:<flops>\" to set its value."
+ "Use the option \"--cfg=smpi/host-speed:<flops>\" to set its value."
"Check http://simgrid.org/simgrid/latest/doc/options.html#options_smpi_bench for more information.");
}
smpi_coll_cleanup_callback=nullptr;
smpi_cpu_threshold = xbt_cfg_get_double("smpi/cpu-threshold");
- smpi_running_power = xbt_cfg_get_double("smpi/running-power");
+ smpi_host_speed = xbt_cfg_get_double("smpi/host-speed");
smpi_privatize_global_variables = xbt_cfg_get_boolean("smpi/privatize-global-variables");
if (smpi_cpu_threshold < 0)
smpi_cpu_threshold = DBL_MAX;
foreach (test ${umpire_tests_passing})
write_file(${CMAKE_CURRENT_BINARY_DIR}/${test}.tesh "! timeout 30")
write_file(${CMAKE_CURRENT_BINARY_DIR}/${test}.tesh "! output display" APPEND)
- write_file(${CMAKE_CURRENT_BINARY_DIR}/${test}.tesh "\$ \${bindir:=.}/../../../../bin/smpirun -wrapper \"\${bindir:=.}/../../../../bin/simgrid-mc\" -hostfile ../../hostfile -platform ../../../../examples/platforms/small_platform.xml --log=xbt_cfg.thresh:warning -np 3 --cfg=smpi/running-power:1e9 --cfg=smpi/coll_selector:mpich \${bindir:=.}/${test} --log=smpi_coll.thresh:error" APPEND)
+ write_file(${CMAKE_CURRENT_BINARY_DIR}/${test}.tesh "\$ \${bindir:=.}/../../../../bin/smpirun -wrapper \"\${bindir:=.}/../../../../bin/simgrid-mc\" -hostfile ../../hostfile -platform ../../../../examples/platforms/small_platform.xml --log=xbt_cfg.thresh:warning -np 3 --cfg=smpi/host-speed:1e9 --cfg=smpi/coll_selector:mpich \${bindir:=.}/${test} --log=smpi_coll.thresh:error" APPEND)
endforeach()
foreach (test ${umpire_tests_deadlock} ${umpire_tests_problematic} )
write_file(${CMAKE_CURRENT_BINARY_DIR}/${test}.tesh "! timeout 30" )
write_file(${CMAKE_CURRENT_BINARY_DIR}/${test}.tesh "! expect return 3" APPEND)
write_file(${CMAKE_CURRENT_BINARY_DIR}/${test}.tesh "! output display" APPEND)
- write_file(${CMAKE_CURRENT_BINARY_DIR}/${test}.tesh "\$ \${bindir:=.}/../../../../bin/smpirun -wrapper \"\${bindir:=.}/../../../../bin/simgrid-mc\" -hostfile ../../hostfile -platform ../../../../examples/platforms/small_platform.xml --log=xbt_cfg.thresh:warning -np 3 --cfg=smpi/running-power:1e9 --cfg=smpi/coll_selector:mpich \${bindir:=.}/${test} --log=smpi_coll.thresh:error" APPEND)
+ write_file(${CMAKE_CURRENT_BINARY_DIR}/${test}.tesh "\$ \${bindir:=.}/../../../../bin/smpirun -wrapper \"\${bindir:=.}/../../../../bin/simgrid-mc\" -hostfile ../../hostfile -platform ../../../../examples/platforms/small_platform.xml --log=xbt_cfg.thresh:warning -np 3 --cfg=smpi/host-speed:1e9 --cfg=smpi/coll_selector:mpich \${bindir:=.}/${test} --log=smpi_coll.thresh:error" APPEND)
endforeach()
endif()
p Test timers
! setenv LD_LIBRARY_PATH=../../lib
-$ ${bindir:=.}/../../../bin/smpirun -map -hostfile ../hostfile -platform ../../../examples/platforms/small_platform.xml -np 1 ${bindir:=.}/timers -q --log=smpi_kernel.thres:warning --cfg=smpi/simulate-computation:no --cfg=smpi/running-power:100000
+$ ${bindir:=.}/../../../bin/smpirun -map -hostfile ../hostfile -platform ../../../examples/platforms/small_platform.xml -np 1 ${bindir:=.}/timers -q --log=smpi_kernel.thres:warning --cfg=smpi/simulate-computation:no --cfg=smpi/host-speed:100000
> [rank 0] -> Tremblay
> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'surf/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 'smpi/simulate-computation' to 'no'
-> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'smpi/running-power' to '100000'
+> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'smpi/host-speed' to '100000'
