foundationdb/fdbserver/workloads/DummyWorkload.actor.cpp

56 lines
1.8 KiB
C++

/*
* DummyWorkload.actor.cpp
*
* This source file is part of the FoundationDB open source project
*
* Copyright 2013-2018 Apple Inc. and the FoundationDB project authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "fdbserver/workloads/workloads.actor.h"
#include "flow/actorcompiler.h" // This must be the last #include.
// The workload that do nothing. It can be used for waiting for quiescence
struct DummyWorkload : TestWorkload {
bool displayWorkers;
double displayDelay;
DummyWorkload(WorkloadContext const& wcx) : TestWorkload(wcx) {
displayWorkers = getOption(options, LiteralStringRef("displayWorkers"), true);
displayDelay = getOption(options, LiteralStringRef("displayDelay"), 0.0);
}
std::string description() const override { return "DummyWorkload"; }
Future<Void> start(Database const& cx) override {
if ((clientId == 0) && (displayWorkers)) {
return _start(this, cx);
}
return Void();
}
ACTOR static Future<Void> _start(DummyWorkload* self, Database cx) {
if (self->displayDelay > 0.0)
wait(delay(self->displayDelay));
g_simulator.displayWorkers();
return Void();
}
Future<bool> check(Database const& cx) override { return true; }
void getMetrics(std::vector<PerfMetric>& m) override {}
};
WorkloadFactory<DummyWorkload> DummyWorkloadFactory("DummyWorkload");