foundationdb/fdbserver/workloads/Ping.actor.cpp

308 lines
11 KiB
C++

/*
* Ping.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/ActorCollection.h"
#include "fdbclient/NativeAPI.actor.h"
#include "fdbserver/TesterInterface.actor.h"
#include "fdbserver/workloads/workloads.actor.h"
#include "fdbserver/WorkerInterface.actor.h"
#include "fdbserver/QuietDatabase.h"
#include "fdbserver/ServerDBInfo.h"
#include "flow/actorcompiler.h" // This must be the last #include.
struct PingWorkloadInterface {
RequestStream<LoadedPingRequest> payloadPing;
UID id() const { return payloadPing.getEndpoint().token; }
template <class Ar>
void serialize(Ar& ar) {
serializer(ar, payloadPing);
}
};
struct PingWorkload : TestWorkload {
double testDuration, operationsPerSecond;
PingWorkloadInterface interf;
bool logging, pingWorkers, registerInterface, broadcastTest, usePayload, parallelBroadcast, workerBroadcast;
Standalone<StringRef> payloadOut, payloadBack;
int actorCount;
std::vector<Future<Void>> clients;
PerfIntCounter messages;
PerfDoubleCounter totalMessageLatency;
PerfDoubleCounter maxMessageLatency;
PingWorkload(WorkloadContext const& wcx)
: TestWorkload(wcx), messages("Messages"), totalMessageLatency("TotalLatency"),
maxMessageLatency("Max Latency (ms)") {
testDuration = getOption(options, LiteralStringRef("testDuration"), 10.0);
operationsPerSecond = getOption(options, LiteralStringRef("operationsPerSecondPerClient"), 50.0);
usePayload = getOption(options, LiteralStringRef("usePayload"), false);
logging = getOption(options, LiteralStringRef("logging"), false);
pingWorkers = getOption(options, LiteralStringRef("pingWorkers"), false);
registerInterface = getOption(options, LiteralStringRef("registerInterface"), true);
broadcastTest = getOption(options, LiteralStringRef("broadcastTest"), false);
parallelBroadcast = getOption(options, LiteralStringRef("parallelBroadcast"), false);
workerBroadcast = getOption(options, LiteralStringRef("workerBroadcast"), false);
int payloadSize = getOption(options, LiteralStringRef("payloadSizeOut"), 1024);
payloadOut = std::string(payloadSize, '.');
payloadSize = getOption(options, LiteralStringRef("payloadSizeBack"), 1024);
payloadBack = std::string(payloadSize, '.');
actorCount = getOption(options, LiteralStringRef("actorCount"), 1);
}
std::string description() const override { return "PingWorkload"; }
Future<Void> setup(Database const& cx) override {
if (pingWorkers || !registerInterface)
return Void();
return persistInterface(this, cx);
}
Future<Void> start(Database const& cx) override {
std::vector<Future<Void>> clients;
if (pingWorkers) {
clients.push_back(workerPinger(this));
} else if (broadcastTest) {
if (parallelBroadcast || !clientId)
clients.push_back(payloadSender(this, cx));
// clients.push_back( payloadPinger( this, cx ) );
} else if (!broadcastTest) {
clients.push_back(pinger(this, cx));
}
clients.push_back(ponger(this));
return timeout(waitForAll(clients), testDuration, Void()); // delay( testDuration );
}
Future<bool> check(Database const& cx) override { return true; }
void getMetrics(std::vector<PerfMetric>& m) override {
m.push_back(messages.getMetric());
m.emplace_back("Avg Latency (ms)", 1000 * totalMessageLatency.getValue() / messages.getValue(), Averaged::True);
m.push_back(maxMessageLatency.getMetric());
}
ACTOR Future<Void> persistInterface(PingWorkload* self, Database cx) {
state Transaction tr(cx);
BinaryWriter wr(IncludeVersion());
wr << self->interf;
state Standalone<StringRef> serializedInterface = wr.toValue();
loop {
try {
Optional<Value> val = wait(tr.get(StringRef(format("Ping/Client/%d", self->clientId))));
if (val.present()) {
if (val.get() != serializedInterface)
throw operation_failed();
break;
}
tr.set(format("Ping/Client/%d", self->clientId), serializedInterface);
wait(tr.commit());
break;
} catch (Error& e) {
wait(tr.onError(e));
}
}
return Void();
}
ACTOR Future<std::vector<PingWorkloadInterface>> fetchInterfaces(PingWorkload* self, Database cx) {
state Transaction tr(cx);
loop {
try {
state std::vector<PingWorkloadInterface> result;
state int i;
for (i = 0; i < self->clientCount; i++) {
Optional<Value> val = wait(tr.get(StringRef(format("Ping/Client/%d", i))));
if (!val.present()) {
throw operation_failed();
}
PingWorkloadInterface interf;
BinaryReader br(val.get(), IncludeVersion());
br >> interf;
result.push_back(interf);
}
return result;
} catch (Error& e) {
wait(tr.onError(e));
}
}
}
ACTOR Future<Void> pinger(PingWorkload* self, std::vector<RequestStream<LoadedPingRequest>> peers) {
state double lastTime = now();
loop {
wait(poisson(&lastTime, self->actorCount / self->operationsPerSecond));
auto& peer = deterministicRandom()->randomChoice(peers);
state NetworkAddress addr = peer.getEndpoint().getPrimaryAddress();
state double before = now();
LoadedPingRequest req;
req.id = deterministicRandom()->randomUniqueID();
req.payload = self->usePayload ? self->payloadOut : LiteralStringRef("");
req.loadReply = self->usePayload;
LoadedReply rep = wait(peer.getReply(req));
double elapsed = now() - before;
self->totalMessageLatency += elapsed;
self->maxMessageLatency += std::max(0.0, elapsed * 1000.0 - self->maxMessageLatency.getValue());
++self->messages;
if (self->logging)
TraceEvent("Ping").detail("Elapsed", elapsed).detail("To", addr);
}
}
ACTOR Future<Void> pinger(PingWorkload* self, Database cx) {
std::vector<PingWorkloadInterface> testers = wait(self->fetchInterfaces(self, cx));
std::vector<RequestStream<LoadedPingRequest>> peers;
peers.reserve(testers.size());
for (int i = 0; i < testers.size(); i++)
peers.push_back(testers[i].payloadPing);
std::vector<Future<Void>> pingers;
pingers.reserve(self->actorCount);
for (int i = 0; i < self->actorCount; i++)
pingers.push_back(self->pinger(self, peers));
wait(waitForAll(pingers));
return Void();
}
ACTOR Future<Void> workerPinger(PingWorkload* self) {
std::vector<WorkerDetails> workers = wait(getWorkers(self->dbInfo));
std::vector<RequestStream<LoadedPingRequest>> peers;
peers.reserve(workers.size());
for (int i = 0; i < workers.size(); i++)
peers.push_back(workers[i].interf.debugPing);
std::vector<Future<Void>> pingers;
pingers.reserve(self->actorCount);
for (int i = 0; i < self->actorCount; i++)
pingers.push_back(self->pinger(self, peers));
wait(waitForAll(pingers));
return Void();
}
// ACTOR Future<Void> poisson_spin( double *last, double meanInterval ) {
// *last += meanInterval*-log( deterministicRandom()->random01() );
// wait( delay( std::max( *last - timer() - 0.01, 0.0 ) ) );
// if( timer() >= *last )
// TraceEvent(SevWarnAlways, "SpinPoissonInaccurateTime").detail("Diff", timer() - *last);
// while( timer() < *last )
// _mm_pause();
// return Void();
// }
ACTOR Future<Void> payloadSender(PingWorkload* self, Database cx) {
state std::vector<RequestStream<LoadedPingRequest>> endpoints;
state double lastTime = timer();
state PromiseStream<Future<Void>> addActor;
state Future<Void> collection = actorCollection(addActor.getFuture());
if (self->workerBroadcast) {
std::vector<WorkerDetails> workers = wait(getWorkers(self->dbInfo));
for (int i = 0; i < workers.size(); i++)
endpoints.push_back(workers[i].interf.debugPing);
} else {
std::vector<PingWorkloadInterface> peers = wait(self->fetchInterfaces(self, cx));
for (int i = 0; i < peers.size(); i++)
endpoints.push_back(peers[i].payloadPing);
}
// std::random_shuffle( peers.begin(), peers.end() );
loop {
wait(poisson(&lastTime, 1.0 / 6.0));
addActor.send(self->payloadPinger(self, cx, endpoints));
}
}
// ACTOR Future<Void> receptionLogger( PingWorkload* self, Future<PingReply> done, NetworkAddress to, UID id ) {
// wait(success( done ));
// if( now() > self->testStart + 29 && now() < self->testStart + 31 )
// TraceEvent("PayloadReplyReceived", id).detail("To", to);
// return Void();
// }
// ACTOR Future<Void> payloadDelayer( PingRequest req, PromiseStream<PingRequest> stream ) {
// wait( delay( deterministicRandom()->random01() * 0.100 ) );
// PingReply rep = wait( stream.getReply( req ) );
// return Void();
// }
ACTOR Future<Void> payloadPinger(PingWorkload* self,
Database cx,
std::vector<RequestStream<LoadedPingRequest>> peers) {
// state std::vector<PingWorkloadInterface> peers = wait( self->fetchInterfaces( self, cx ) );
// loop {
state double start = now();
state UID pingId(deterministicRandom()->randomUniqueID());
std::vector<Future<Void>> replies;
for (int i = 0; i < peers.size(); i++) {
LoadedPingRequest req;
req.id = pingId;
req.payload = self->payloadOut;
req.loadReply = true;
replies.push_back(success(peers[i].getReply(req)));
// replies.push_back( self->receptionLogger( self, peers[i].payloadPing.getReply( req ),
// peers[i].payloadPing.getEndpoint().getPrimaryAddress(), pingId ) ); peers[i].payloadPing.send( req );
// replies.push_back( self->payloadDelayer( req, peers[i].payloadPing ) );
}
TraceEvent("PayloadPingSent", pingId).log();
wait(waitForAll(replies));
double elapsed = now() - start;
TraceEvent("PayloadPingDone", pingId).detail("Elapsed", elapsed);
// wait( delay( deterministicRandom()->random01() / 100 ) );
// }
return Void();
}
// ACTOR Future<Void> packetPonger( PingWorkload* self, LoadedPingRequest req ) {
// wait( delay( deterministicRandom()->random01() * 0.100 ) );
// LoadedReply rep;
// rep.id = req.id;
// rep.payload = req.loadReply ? self->payloadBack : LiteralStringRef("");
// req.reply.send( rep );
// return Void();
// }
ACTOR Future<Void> ponger(PingWorkload* self) {
// state PromiseStream<Future<Void>> addActor;
// state Future<Void> pongCollection = actorCollection( addActor.getFuture() );
loop {
LoadedPingRequest req = waitNext(self->interf.payloadPing.getFuture());
// double end = timer() + (deterministicRandom()->random01() / 200);
// while( timer() < end )
// _mm_pause();
// if( now() > self->testStart + 29 && now() < self->testStart + 31 )
// TraceEvent("PayloadPingReceived", req.id);
LoadedReply rep;
rep.id = req.id;
rep.payload = req.loadReply ? self->payloadBack : LiteralStringRef("");
req.reply.send(rep);
// addActor.send( self->packetPonger( self, req ) );
}
}
};
WorkloadFactory<PingWorkload> PingWorkloadFactory("Ping");