mirror of https://github.com/grpc/grpc.git
Alistair Veitch
9 years ago
commit
ddb163a0e4
21 changed files with 422 additions and 55 deletions
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/*
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* |
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* Copyright 2016, 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/limit_cores.h" |
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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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#include <vector> |
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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(const int *cores, int cores_size) { |
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const int num_cores = gpr_cpu_num_cores(); |
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int cores_set = 0; |
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cpu_set_t *cpup = CPU_ALLOC(num_cores); |
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GPR_ASSERT(cpup); |
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const size_t size = CPU_ALLOC_SIZE(num_cores); |
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CPU_ZERO_S(size, cpup); |
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if (cores_size > 0) { |
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for (int i = 0; i < cores_size; i++) { |
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if (cores[i] < num_cores) { |
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CPU_SET_S(cores[i], size, cpup); |
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cores_set++; |
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} |
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} |
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} else { |
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for (int i = 0; i < num_cores; i++) { |
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CPU_SET_S(i, size, cpup); |
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cores_set++; |
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} |
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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_set; |
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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 2016, 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_LIMIT_CORES_H |
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#define TEST_QPS_LIMIT_CORES_H |
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#include <vector> |
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namespace grpc { |
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namespace testing { |
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/// LimitCores: allow this worker to only run on the cores specified in the
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/// array \a cores, which is of length \a cores_size.
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///
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/// LimitCores takes array and size arguments (instead of vector) for direct
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/// conversion from repeated field of protobuf. Use a cores_size of 0 to remove
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/// existing limits (from an empty repeated field)
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int LimitCores(const int *cores, int cores_size); |
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} // namespace testing
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} // namespace grpc
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#endif // TEST_QPS_LIMIT_CORES_H
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