78 lines
2.7 KiB
C++
78 lines
2.7 KiB
C++
/*
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* DDMetrics.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 2013-2018 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/Status.h"
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#include "fdbserver/QuietDatabase.h"
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#include "fdbserver/ServerDBInfo.h"
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#include "fdbserver/workloads/workloads.actor.h"
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#include "flow/actorcompiler.h" // This must be the last #include.
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struct DDMetricsWorkload : TestWorkload {
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double startDelay, ddDone;
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DDMetricsWorkload(WorkloadContext const& wcx) : TestWorkload(wcx), ddDone(0.0) {
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startDelay = getOption(options, LiteralStringRef("beginPoll"), 10.0);
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}
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std::string description() const override { return "Data Distribution Metrics"; }
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ACTOR Future<int> getHighPriorityRelocationsInFlight(Database cx, DDMetricsWorkload* self) {
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WorkerInterface masterWorker = wait(getMasterWorker(cx, self->dbInfo));
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TraceEvent("GetHighPriorityReliocationsInFlight").detail("Stage", "ContactingMaster");
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TraceEventFields md = wait(
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timeoutError(masterWorker.eventLogRequest.getReply(EventLogRequest(LiteralStringRef("MovingData"))), 1.0));
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int relocations;
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sscanf(md.getValue("UnhealthyRelocations").c_str(), "%d", &relocations);
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return relocations;
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}
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ACTOR Future<Void> work(Database cx, DDMetricsWorkload* self) {
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try {
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TraceEvent("DDMetricsWaiting").detail("StartDelay", self->startDelay);
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wait(delay(self->startDelay));
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TraceEvent("DDMetricsStarting");
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state double startTime = now();
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loop {
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wait(delay(2.5));
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int dif = wait(self->getHighPriorityRelocationsInFlight(cx, self));
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TraceEvent("DDMetricsCheck").detail("DIF", dif);
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if (dif == 0) {
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self->ddDone = now() - startTime;
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return Void();
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}
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}
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} catch (Error& e) {
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TraceEvent("DDMetricsError").error(e);
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}
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return Void();
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}
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Future<Void> start(Database const& cx) override { return clientId == 0 ? work(cx, this) : Void(); }
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Future<bool> check(Database const& cx) override { return true; }
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void getMetrics(vector<PerfMetric>& m) override { m.push_back(PerfMetric("DDDuration", ddDone, false)); }
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};
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WorkloadFactory<DDMetricsWorkload> DDMetricsWorkloadFactory("DDMetrics");
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