foundationdb/fdbserver/workloads/workloads.actor.h

236 lines
9.6 KiB
C++

/*
* workloads.actor.h
*
* 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.
*/
#pragma once
#if defined(NO_INTELLISENSE) && !defined(FDBSERVER_WORKLOADS_ACTOR_G_H)
#define FDBSERVER_WORKLOADS_ACTOR_G_H
#include "fdbserver/workloads/workloads.actor.g.h"
#elif !defined(FDBSERVER_WORKLOADS_ACTOR_H)
#define FDBSERVER_WORKLOADS_ACTOR_H
#include "fdbclient/NativeAPI.actor.h"
#include "fdbclient/DatabaseContext.h" // for clone()
#include "fdbserver/TesterInterface.actor.h"
#include "fdbrpc/simulator.h"
#include "flow/actorcompiler.h"
/*
* Gets an Value from a list of key/value pairs, using a default value if the key is not present.
*/
Value getOption(VectorRef<KeyValueRef> options, Key key, Value defaultValue);
int getOption(VectorRef<KeyValueRef> options, Key key, int defaultValue);
uint64_t getOption(VectorRef<KeyValueRef> options, Key key, uint64_t defaultValue);
int64_t getOption(VectorRef<KeyValueRef> options, Key key, int64_t defaultValue);
double getOption(VectorRef<KeyValueRef> options, Key key, double defaultValue);
bool getOption(VectorRef<KeyValueRef> options, Key key, bool defaultValue);
std::vector<std::string> getOption(VectorRef<KeyValueRef> options,
Key key,
std::vector<std::string> defaultValue); // comma-separated strings
bool hasOption(VectorRef<KeyValueRef> options, Key key);
struct WorkloadContext {
Standalone<VectorRef<KeyValueRef>> options;
int clientId, clientCount;
int64_t sharedRandomNumber;
Reference<AsyncVar<struct ServerDBInfo> const> dbInfo;
WorkloadContext();
WorkloadContext(const WorkloadContext&);
~WorkloadContext();
WorkloadContext& operator=(const WorkloadContext&) = delete;
};
struct TestWorkload : NonCopyable, WorkloadContext {
int phases;
// Subclasses are expected to also have a constructor with this signature (to work with WorkloadFactory<>):
explicit TestWorkload(WorkloadContext const& wcx) : WorkloadContext(wcx) {
bool runSetup = getOption(options, LiteralStringRef("runSetup"), true);
phases = TestWorkload::EXECUTION | TestWorkload::CHECK | TestWorkload::METRICS;
if (runSetup)
phases |= TestWorkload::SETUP;
}
virtual ~TestWorkload(){};
virtual std::string description() const = 0;
virtual Future<Void> setup(Database const& cx) { return Void(); }
virtual Future<Void> start(Database const& cx) = 0;
virtual Future<bool> check(Database const& cx) = 0;
virtual void getMetrics(std::vector<PerfMetric>& m) = 0;
virtual double getCheckTimeout() const { return 3000; }
enum WorkloadPhase { SETUP = 1, EXECUTION = 2, CHECK = 4, METRICS = 8 };
};
struct KVWorkload : TestWorkload {
uint64_t nodeCount;
int64_t nodePrefix;
int actorCount, keyBytes, maxValueBytes, minValueBytes;
double absentFrac;
explicit KVWorkload(WorkloadContext const& wcx) : TestWorkload(wcx) {
nodeCount = getOption(options, LiteralStringRef("nodeCount"), (uint64_t)100000);
nodePrefix = getOption(options, LiteralStringRef("nodePrefix"), (int64_t)-1);
actorCount = getOption(options, LiteralStringRef("actorCount"), 50);
keyBytes = std::max(getOption(options, LiteralStringRef("keyBytes"), 16), 4);
maxValueBytes = getOption(options, LiteralStringRef("valueBytes"), 96);
minValueBytes = getOption(options, LiteralStringRef("minValueBytes"), maxValueBytes);
ASSERT(minValueBytes <= maxValueBytes);
absentFrac = getOption(options, LiteralStringRef("absentFrac"), 0.0);
}
Key getRandomKey() const;
Key getRandomKey(double absentFrac) const;
Key getRandomKey(bool absent) const;
Key keyForIndex(uint64_t index) const;
Key keyForIndex(uint64_t index, bool absent) const;
};
struct IWorkloadFactory {
static TestWorkload* create(std::string const& name, WorkloadContext const& wcx) {
auto it = factories().find(name);
if (it == factories().end())
return nullptr; // or throw?
return it->second->create(wcx);
}
static std::map<std::string, IWorkloadFactory*>& factories() {
static std::map<std::string, IWorkloadFactory*> theFactories;
return theFactories;
}
virtual TestWorkload* create(WorkloadContext const& wcx) = 0;
};
template <class WorkloadType>
struct WorkloadFactory : IWorkloadFactory {
WorkloadFactory(const char* name) { factories()[name] = this; }
TestWorkload* create(WorkloadContext const& wcx) override { return new WorkloadType(wcx); }
};
#define REGISTER_WORKLOAD(classname) WorkloadFactory<classname> classname##WorkloadFactory(#classname)
struct DistributedTestResults {
std::vector<PerfMetric> metrics;
int successes, failures;
DistributedTestResults() {}
DistributedTestResults(std::vector<PerfMetric> const& metrics, int successes, int failures)
: metrics(metrics), successes(successes), failures(failures) {}
bool ok() const { return successes && !failures; }
};
class TestSpec {
public:
TestSpec() {
title = StringRef();
dumpAfterTest = false;
clearAfterTest = g_network->isSimulated();
useDB = true;
startDelay = 30.0;
phases = TestWorkload::SETUP | TestWorkload::EXECUTION | TestWorkload::CHECK | TestWorkload::METRICS;
timeout = g_network->isSimulated() ? 15000 : 1500;
databasePingDelay = g_network->isSimulated() ? 0.0 : 15.0;
runConsistencyCheck = g_network->isSimulated();
runConsistencyCheckOnCache = false;
runConsistencyCheckOnTSS = true;
waitForQuiescenceBegin = true;
waitForQuiescenceEnd = true;
simCheckRelocationDuration = false;
simConnectionFailuresDisableDuration = 0;
simBackupAgents = ISimulator::BackupAgentType::NoBackupAgents;
simDrAgents = ISimulator::BackupAgentType::NoBackupAgents;
restorePerpetualWiggleSetting = true;
}
TestSpec(StringRef title,
bool dump,
bool clear,
double startDelay = 30.0,
bool useDB = true,
double databasePingDelay = -1.0)
: title(title), dumpAfterTest(dump), clearAfterTest(clear), useDB(useDB), startDelay(startDelay), timeout(600),
databasePingDelay(databasePingDelay), runConsistencyCheck(g_network->isSimulated()),
runConsistencyCheckOnCache(false), runConsistencyCheckOnTSS(false), waitForQuiescenceBegin(true),
waitForQuiescenceEnd(true), restorePerpetualWiggleSetting(true), simCheckRelocationDuration(false),
simConnectionFailuresDisableDuration(0), simBackupAgents(ISimulator::BackupAgentType::NoBackupAgents),
simDrAgents(ISimulator::BackupAgentType::NoBackupAgents) {
phases = TestWorkload::SETUP | TestWorkload::EXECUTION | TestWorkload::CHECK | TestWorkload::METRICS;
if (databasePingDelay < 0)
databasePingDelay = g_network->isSimulated() ? 0.0 : 15.0;
}
Standalone<StringRef> title;
bool dumpAfterTest;
bool clearAfterTest;
bool useDB;
double startDelay;
int phases;
Standalone<VectorRef<VectorRef<KeyValueRef>>> options;
int timeout;
double databasePingDelay;
bool runConsistencyCheck;
bool runConsistencyCheckOnCache;
bool runConsistencyCheckOnTSS;
bool waitForQuiescenceBegin;
bool waitForQuiescenceEnd;
bool restorePerpetualWiggleSetting; // whether set perpetual_storage_wiggle as the value after run
// QuietDatabase. QuietDatabase always disables perpetual storage wiggle on
// purpose. If waitForQuiescenceBegin == true and we want to keep perpetual
// storage wiggle the same setting as before during testing, this value should
// be set true.
bool simCheckRelocationDuration; // If set to true, then long duration relocations generate SevWarnAlways messages.
// Once any workload sets this to true, it will be true for the duration of the
// program. Can only be used in simulation.
double simConnectionFailuresDisableDuration;
ISimulator::BackupAgentType simBackupAgents; // If set to true, then the simulation runs backup agents on the
// workers. Can only be used in simulation.
ISimulator::BackupAgentType simDrAgents;
};
ACTOR Future<DistributedTestResults> runWorkload(Database cx, std::vector<TesterInterface> testers, TestSpec spec);
void logMetrics(std::vector<PerfMetric> metrics);
ACTOR Future<Void> poisson(double* last, double meanInterval);
ACTOR Future<Void> uniform(double* last, double meanInterval);
void emplaceIndex(uint8_t* data, int offset, int64_t index);
Key doubleToTestKey(double p);
double testKeyToDouble(const KeyRef& p);
Key doubleToTestKey(double p, const KeyRef& prefix);
double testKeyToDouble(const KeyRef& p, const KeyRef& prefix);
ACTOR Future<Void> databaseWarmer(Database cx);
Future<Void> quietDatabase(Database const& cx,
Reference<AsyncVar<struct ServerDBInfo> const> const&,
std::string phase,
int64_t dataInFlightGate = 2e6,
int64_t maxTLogQueueGate = 5e6,
int64_t maxStorageServerQueueGate = 5e6,
int64_t maxDataDistributionQueueSize = 0,
int64_t maxPoppedVersionLag = 30e6);
#include "flow/unactorcompiler.h"
#endif