87 lines
2.8 KiB
C++
87 lines
2.8 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 "flow/actorcompiler.h"
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#include "fdbclient/NativeAPI.h"
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#include "fdbserver/TesterInterface.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 "workloads.h"
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struct DDMetricsWorkload : TestWorkload {
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double startDelay, ddDone;
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DDMetricsWorkload(WorkloadContext const& wcx)
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: TestWorkload(wcx), ddDone( 0.0 )
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{
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startDelay = getOption( options, LiteralStringRef("beginPoll"), 10.0 );
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}
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virtual std::string description() { 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("Database", printable(cx->dbName)).detail("Stage", "ContactingMaster");
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TraceEventFields md = wait( timeoutError(masterWorker.eventLogRequest.getReply(
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EventLogRequest( StringRef( cx->dbName.toString() + "/MovingData" ) ) ), 1.0 ) );
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int relocations;
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sscanf(md.getValue("HighPriorityRelocations").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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Void _ = 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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Void _ = 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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virtual Future<Void> start( Database const& cx ) {
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return clientId == 0 ? work( cx, this ) : Void();
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}
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virtual Future<bool> check( Database const& cx ) {
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return true;
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}
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virtual void getMetrics( vector<PerfMetric>& m ) {
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m.push_back( PerfMetric( "DDDuration", ddDone, false ) );
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}
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};
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WorkloadFactory<DDMetricsWorkload> DDMetricsWorkloadFactory("DDMetrics");
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