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Add timer for walker log #5259

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Add timer for walker log #5259

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24 changes: 17 additions & 7 deletions src/QMCDrivers/DMC/DMCBatched.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -304,8 +304,11 @@ void DMCBatched::advanceWalkers(const StateForThread& sft,
crowd.accumulate(step_context.get_random_gen());
}

// collect walker logs
crowd.collectStepWalkerLog(sft.global_step);
{
ScopedTimer walker_log_timer(timers.walker_log_timer);
// collect walker logs
crowd.collectStepWalkerLog(sft.global_step);
}

{ // T-moves
ScopedTimer tmove_timer(dmc_timers.tmove_timer);
Expand Down Expand Up @@ -458,10 +461,14 @@ bool DMCBatched::run()

//initialize WalkerLogManager and collectors
WalkerLogManager wlog_manager(walker_logs_input, allow_walker_logs, get_root_name(), myComm);
for (auto& crowd : crowds_)
crowd->setWalkerLogCollector(wlog_manager.makeCollector());
//register walker log collectors into the manager
wlog_manager.startRun(Crowd::getWalkerLogCollectorRefs(crowds_));

{
ScopedTimer walker_log_timer(timers_.walker_log_timer);
for (auto& crowd : crowds_)
crowd->setWalkerLogCollector(wlog_manager.makeCollector());
//register walker log collectors into the manager
wlog_manager.startRun(Crowd::getWalkerLogCollectorRefs(crowds_));
}

StateForThread dmc_state(qmcdriver_input_, *drift_modifier_, *branch_engine_, population_, steps_per_block_,
serializing_crowd_walkers_);
Expand Down Expand Up @@ -532,7 +539,10 @@ bool DMCBatched::run()
if (qmcdriver_input_.get_measure_imbalance())
measureImbalance("Block " + std::to_string(block));
endBlock();
wlog_manager.writeBuffers();
{
ScopedTimer walker_log_timer(timers_.walker_log_timer);
wlog_manager.writeBuffers();
}
recordBlock(block);
}

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4 changes: 3 additions & 1 deletion src/QMCDrivers/QMCDriverNew.h
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Original file line number Diff line number Diff line change
Expand Up @@ -372,6 +372,7 @@ class QMCDriverNew : public QMCDriverInterface, public MPIObjectBase
NewTimer& startup_timer;
NewTimer& production_timer;
NewTimer& resource_timer;
NewTimer& walker_log_timer;
DriverTimers(const std::string& prefix)
: checkpoint_timer(createGlobalTimer(prefix + "CheckPoint", timer_level_medium)),
run_steps_timer(createGlobalTimer(prefix + "RunSteps", timer_level_medium)),
Expand All @@ -386,7 +387,8 @@ class QMCDriverNew : public QMCDriverInterface, public MPIObjectBase
endblock_timer(createGlobalTimer(prefix + "BlockEndDataAggregation", timer_level_medium)),
startup_timer(createGlobalTimer(prefix + "Startup", timer_level_medium)),
production_timer(createGlobalTimer(prefix + "Production", timer_level_medium)),
resource_timer(createGlobalTimer(prefix + "Resources", timer_level_medium))
resource_timer(createGlobalTimer(prefix + "Resources", timer_level_medium)),
walker_log_timer(createGlobalTimer(prefix + "Walker Logging", timer_level_fine))
{}
};

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