mirror of https://github.com/grpc/grpc.git
machine if desired. The core_list flags to qps_driver are comma-separated lists of core numbers.pull/4710/head
Vijay Pai
9 years ago
parent
0ade2d415f
commit
0e66efdadd
12 changed files with 201 additions and 9 deletions
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/*
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* |
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* Copyright 2015, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#include "test/cpp/qps/coresched.h" |
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#include <vector> |
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#include <grpc/support/cpu.h> |
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#include <grpc/support/log.h> |
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#include <grpc/support/port_platform.h> |
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namespace grpc { |
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namespace testing { |
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#ifdef GPR_CPU_LINUX |
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#ifndef _GNU_SOURCE |
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#define _GNU_SOURCE |
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#endif |
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#include <sched.h> |
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int LimitCores(std::vector<int> cores) { |
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size_t num_cores = static_cast<size_t>(gpr_cpu_num_cores()); |
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if (num_cores > cores.size()) { |
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cpu_set_t *cpup = CPU_ALLOC(num_cores); |
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GPR_ASSERT(cpup); |
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size_t size = CPU_ALLOC_SIZE(num_cores); |
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CPU_ZERO_S(size, cpup); |
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for (size_t i = 0; i < cores.size(); i++) { |
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CPU_SET_S(cores[i], size, cpup); |
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} |
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GPR_ASSERT(sched_setaffinity(0, size, cpup) == 0); |
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CPU_FREE(cpup); |
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return cores.size(); |
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} else { |
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return num_cores; |
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} |
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} |
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#else |
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// LimitCores is not currently supported for non-Linux platforms
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int LimitCores(std::vector<int> core_vec) {return gpr_cpu_num_cores();} |
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#endif |
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} // namespace testing
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} // namespace grpc
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/*
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* |
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* Copyright 2015, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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|
* * Redistributions in binary form must reproduce the above |
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|
* copyright notice, this list of conditions and the following disclaimer |
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|
* in the documentation and/or other materials provided with the |
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* distribution. |
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|
* * Neither the name of Google Inc. nor the names of its |
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|
* contributors may be used to endorse or promote products derived from |
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|
* this software without specific prior written permission. |
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|
* |
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|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#ifndef TEST_QPS_CORESCHED_H |
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#define TEST_QPS_CORESCHED_H |
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#include <vector> |
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namespace grpc { |
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namespace testing { |
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int LimitCores(std::vector<int> core_vec); |
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} // namespace testing
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} // namespace grpc
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#endif // TEST_QPS_CORESCHED_H
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