foundationdb/fdbserver/workloads/LogMetrics.actor.cpp

101 lines
3.3 KiB
C++

/*
* LogMetrics.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 "flow/actorcompiler.h"
#include "flow/SystemMonitor.h"
#include "fdbclient/NativeAPI.h"
#include "fdbserver/TesterInterface.h"
#include "workloads.h"
#include "fdbrpc/simulator.h"
#include "fdbserver/MasterInterface.h"
#include "fdbclient/SystemData.h"
#include "fdbserver/WorkerInterface.h"
#include "fdbserver/QuietDatabase.h"
#include "fdbserver/ServerDBInfo.h"
struct LogMetricsWorkload : TestWorkload {
std::string dataFolder;
double logAt, logDuration, logsPerSecond;
LogMetricsWorkload( WorkloadContext const& wcx )
: TestWorkload(wcx)
{
logAt = getOption( options, LiteralStringRef("logAt"), 0.0 );
logDuration = getOption( options, LiteralStringRef("logDuration"), 30.0 );
logsPerSecond = getOption( options, LiteralStringRef("logsPerSecond"), 20 );
dataFolder = getOption( options, LiteralStringRef("dataFolder"), LiteralStringRef("") ).toString();
}
virtual std::string description() { return "LogMetricsWorkload"; }
virtual Future<Void> setup( Database const& cx ) { return Void(); }
virtual Future<Void> start( Database const& cx ) {
if(clientId)
return Void();
return _start( cx, this );
}
ACTOR Future<Void> setSystemRate( LogMetricsWorkload *self, Database cx, uint32_t rate ) {
// set worker interval and ss interval
state BinaryWriter br(Unversioned());
vector<std::pair<WorkerInterface, ProcessClass>> workers = wait( getWorkers( self->dbInfo ) );
//vector<Future<Void>> replies;
TraceEvent("RateChangeTrigger");
SetMetricsLogRateRequest req(rate);
for(int i = 0; i < workers.size(); i++) {
workers[i].first.setMetricsRate.send( req );
}
//Void _ = wait( waitForAll( replies ) );
br << rate;
loop {
state Transaction tr(cx);
try {
Version v = wait( tr.getReadVersion() );
tr.set(fastLoggingEnabled, br.toStringRef());
tr.makeSelfConflicting();
Void _ = wait( tr.commit() );
break;
} catch(Error& e) {
Void _ = wait( tr.onError(e) );
}
}
return Void();
}
ACTOR Future<Void> _start( Database cx, LogMetricsWorkload *self ) {
Void _ = wait( delay( self->logAt ) );
Void _ = wait( self->setSystemRate( self, cx, self->logsPerSecond ) );
Void _ = wait( timeout( recurring( &systemMonitor, 1.0 / self->logsPerSecond ), self->logDuration, Void() ) );
// We're done, set everything back
Void _ = wait( self->setSystemRate( self, cx, 1.0 ) );
return Void();
}
virtual Future<bool> check( Database const& cx ) { return true; }
virtual void getMetrics( vector<PerfMetric>& m ) {
}
};
WorkloadFactory<LogMetricsWorkload> LogMetricsWorkloadFactory("LogMetrics");