74 lines
2.7 KiB
C++
74 lines
2.7 KiB
C++
/*
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* LockDatabaseFrequently.actor.cpp
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*
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* This source file is part of the FoundationDB open source project
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*
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* Copyright 2013-2020 Apple Inc. and the FoundationDB project authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "fdbclient/NativeAPI.actor.h"
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#include "fdbserver/TesterInterface.actor.h"
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#include "fdbserver/workloads/workloads.actor.h"
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#include "fdbclient/ManagementAPI.actor.h"
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#include "flow/actorcompiler.h" // This must be the last #include.
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struct LockDatabaseFrequentlyWorkload : TestWorkload {
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double delayBetweenLocks;
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double testDuration;
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PerfIntCounter lockCount{ "LockCount" };
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LockDatabaseFrequentlyWorkload(WorkloadContext const& wcx) : TestWorkload(wcx) {
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delayBetweenLocks = getOption(options, LiteralStringRef("delayBetweenLocks"), 0.1);
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testDuration = getOption(options, LiteralStringRef("testDuration"), 60);
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}
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std::string description() override { return "LockDatabaseFrequently"; }
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Future<Void> setup(Database const& cx) override { return Void(); }
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Future<Void> start(Database const& cx) override { return clientId == 0 ? worker(this, cx) : Void(); }
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Future<bool> check(Database const& cx) override { return true; }
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void getMetrics(vector<PerfMetric>& m) override {
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if (clientId == 0) {
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m.push_back(lockCount.getMetric());
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}
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}
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ACTOR static Future<Void> worker(LockDatabaseFrequentlyWorkload* self, Database cx) {
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state Future<Void> end = delay(self->testDuration);
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state double lastLock = g_network->now();
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state double lastUnlock = g_network->now() + self->delayBetweenLocks / 2;
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loop {
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wait(lockAndUnlock(self, cx, &lastLock, &lastUnlock));
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++self->lockCount;
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if (end.isReady()) {
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return Void();
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}
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}
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}
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ACTOR static Future<Void> lockAndUnlock(LockDatabaseFrequentlyWorkload* self, Database cx, double* lastLock,
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double* lastUnlock) {
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state UID uid = deterministicRandom()->randomUniqueID();
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wait(lockDatabase(cx, uid) && poisson(lastLock, self->delayBetweenLocks));
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wait(unlockDatabase(cx, uid) && poisson(lastUnlock, self->delayBetweenLocks));
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return Void();
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}
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};
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WorkloadFactory<LockDatabaseFrequentlyWorkload> LockDatabaseFrequentlyWorkloadFactory("LockDatabaseFrequently");
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