|
|
|
|
/*
|
|
|
|
|
*
|
|
|
|
|
* Copyright 2017, Google Inc.
|
|
|
|
|
* All rights reserved.
|
|
|
|
|
*
|
|
|
|
|
* Redistribution and use in source and binary forms, with or without
|
|
|
|
|
* modification, are permitted provided that the following conditions are
|
|
|
|
|
* met:
|
|
|
|
|
*
|
|
|
|
|
* * Redistributions of source code must retain the above copyright
|
|
|
|
|
* notice, this list of conditions and the following disclaimer.
|
|
|
|
|
* * Redistributions in binary form must reproduce the above
|
|
|
|
|
* copyright notice, this list of conditions and the following disclaimer
|
|
|
|
|
* in the documentation and/or other materials provided with the
|
|
|
|
|
* distribution.
|
|
|
|
|
* * Neither the name of Google Inc. nor the names of its
|
|
|
|
|
* contributors may be used to endorse or promote products derived from
|
|
|
|
|
* this software without specific prior written permission.
|
|
|
|
|
*
|
|
|
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
|
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
|
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
|
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
|
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
|
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
|
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
|
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
|
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
|
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
|
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
|
*
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#include "test/cpp/microbenchmarks/helpers.h"
|
|
|
|
|
|
|
|
|
|
void TrackCounters::Finish(benchmark::State &state) {
|
|
|
|
|
std::ostringstream out;
|
|
|
|
|
AddToLabel(out, state);
|
|
|
|
|
auto label = out.str();
|
|
|
|
|
if (label.length() && label[0] == ' ') {
|
|
|
|
|
label = label.substr(1);
|
|
|
|
|
}
|
|
|
|
|
state.SetLabel(label);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void TrackCounters::AddToLabel(std::ostream &out, benchmark::State &state) {
|
|
|
|
|
#ifdef GPR_LOW_LEVEL_COUNTERS
|
|
|
|
|
grpc_memory_counters counters_at_end = grpc_memory_counters_snapshot();
|
|
|
|
|
out << " locks/iter:" << ((double)(gpr_atm_no_barrier_load(&gpr_mu_locks) -
|
|
|
|
|
mu_locks_at_start_) /
|
|
|
|
|
(double)state.iterations())
|
|
|
|
|
<< " atm_cas/iter:"
|
|
|
|
|
<< ((double)(gpr_atm_no_barrier_load(&gpr_counter_atm_cas) -
|
|
|
|
|
atm_cas_at_start_) /
|
|
|
|
|
(double)state.iterations())
|
|
|
|
|
<< " atm_add/iter:"
|
|
|
|
|
<< ((double)(gpr_atm_no_barrier_load(&gpr_counter_atm_add) -
|
|
|
|
|
atm_add_at_start_) /
|
|
|
|
|
(double)state.iterations())
|
|
|
|
|
<< " nows/iter:"
|
|
|
|
|
<< ((double)(gpr_atm_no_barrier_load(&gpr_now_call_count) -
|
|
|
|
|
now_calls_at_start_) /
|
|
|
|
|
(double)state.iterations())
|
|
|
|
|
<< " allocs/iter:"
|
|
|
|
|
<< ((double)(counters_at_end.total_allocs_absolute -
|
|
|
|
|
counters_at_start_.total_allocs_absolute) /
|
|
|
|
|
(double)state.iterations());
|
|
|
|
|
#endif
|
|
|
|
|
}
|
