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foundationdb
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Merge branch 'release-5.0'

This commit is contained in:
Evan Tschannen 2017-06-14 16:44:23 -07:00
parent c6817f5091 4bdcd8fc12
commit afdc125db9
12 changed files with 89 additions and 41 deletions
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0
bindings/bindingtester/run_binding_tester.sh Executable file → Normal file
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2
fdbclient/ManagementAPI.actor.cpp
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@ -705,7 +705,7 @@ ACTOR Future<CoordinatorsResult::Type> changeQuorum( Database cx, Reference<IQuo
if(g_network->isSimulated()) {
for(int i = 0; i < (desiredCoordinators.size()/2)+1; i++) {
g_simulator.protectedAddresses.insert( desiredCoordinators[i] );
g_simulator.protectedAddresses.insert( NetworkAddress(desiredCoordinators[i].ip,desiredCoordinators[i].port,true,false) );
}
}

77
fdbrpc/AsyncFileKAIO.actor.h
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@ -200,6 +200,9 @@ public:
//result = map(result, [=](int r) mutable { KAIOLogBlockEvent(io, OpLogEntry::READY, r); return r; });
#endif
// Update checksum history if it is in use
if(FLOW_KNOBS->KAIO_PAGE_WRITE_CHECKSUM_HISTORY > 0)
result = map(result, [=](int r) { updateChecksumHistory(false, offset, length, (uint8_t *)data); return r; });
return result;
}
virtual Future<Void> write( void const* data, int length, int64_t offset ) {
@ -225,6 +228,10 @@ public:
//result = map(result, [=](int r) mutable { KAIOLogBlockEvent(io, OpLogEntry::READY, r); return r; });
#endif
// Update checksum history if it is in use
if(FLOW_KNOBS->KAIO_PAGE_WRITE_CHECKSUM_HISTORY > 0)
result = map(result, [=](int r) { updateChecksumHistory(true, offset, length, (uint8_t *)data); return r; });
return success(result);
}
virtual Future<Void> truncate( int64_t size ) {
@ -268,6 +275,13 @@ public:
}
lastFileSize = nextFileSize = size;
// Truncate the page checksum history if it is in use
if( FLOW_KNOBS->KAIO_PAGE_WRITE_CHECKSUM_HISTORY > 0 && ((size / checksumHistoryPageSize) < checksumHistory.size()) ) {
int oldCapacity = checksumHistory.capacity();
checksumHistory.resize(size / checksumHistoryPageSize);
checksumHistoryBudget -= (checksumHistory.capacity() - oldCapacity);
}
return Void();
}
@ -325,6 +339,7 @@ public:
if(logFile != nullptr)
fclose(logFile);
#endif
checksumHistoryBudget += checksumHistory.capacity();
}
static void launch() {
@ -423,6 +438,58 @@ private:
Int64MetricHandle countLogicalWrites;
Int64MetricHandle countLogicalReads;
std::vector<uint32_t> checksumHistory;
// This is the most page checksum history blocks we will use across all files.
static int checksumHistoryBudget;
static int checksumHistoryPageSize;
// Update or check checksum(s) in history for any full pages covered by this operation
void updateChecksumHistory(bool write, int64_t offset, int len, uint8_t *buf) {
// Check or set each full block in the the range
int page = offset / checksumHistoryPageSize; // First page number
if(offset != page * checksumHistoryPageSize)
++page; // Advance page if first page touch isn't whole
int pageEnd = (offset + len) / checksumHistoryPageSize; // Last page plus 1
uint8_t *start = buf + (page * checksumHistoryPageSize - offset); // Beginning of the first page within buf
// Make sure history is large enough or limit pageEnd
if(checksumHistory.size() < pageEnd) {
if(checksumHistoryBudget > 0) {
// Resize history and update budget based on capacity change
auto initialCapacity = checksumHistory.capacity();
checksumHistory.resize(checksumHistory.size() + std::min<int>(checksumHistoryBudget, pageEnd - checksumHistory.size()));
checksumHistoryBudget -= (checksumHistory.capacity() - initialCapacity);
}
// Limit pageEnd to end of history, which works whether or not all of the desired
// history slots were allocatd.
pageEnd = checksumHistory.size();
}
while(page < pageEnd) {
uint32_t checksum = hashlittle(start, checksumHistoryPageSize, 0xab12fd93);
uint32_t &historySum = checksumHistory[page];
// For writes, just update the stored sum
if(write) {
historySum = checksum;
}
else if(historySum != 0 && historySum != checksum) {
// For reads, verify the stored sum if it is not 0. If it fails, clear it.
TraceEvent (SevError, "AsyncFileKAIODetectedLostWrite")
.detail("Filename", filename)
.detail("PageNumber", page)
.detail("ChecksumOfPage", checksum)
.detail("ChecksumHistory", historySum)
.error(checksum_failed());
historySum = 0;
}
start += checksumHistoryPageSize;
++page;
}
}
struct IOBlock : linux_iocb, FastAllocated<IOBlock> {
Promise<int> result;
Reference<AsyncFileKAIO> owner;
@ -550,6 +617,12 @@ private:
static Context ctx;
explicit AsyncFileKAIO(int fd, int flags, std::string const& filename) : fd(fd), flags(flags), filename(filename), failed(false) {
// Initialize the static history budget the first time (and only the first time) a file is opened.
static int _ = checksumHistoryBudget = FLOW_KNOBS->KAIO_PAGE_WRITE_CHECKSUM_HISTORY;
// Adjust the budget by the initial capacity of history, which should be 0 but maybe not for some implementations.
checksumHistoryBudget -= checksumHistory.capacity();
if( !g_network->isSimulated() ) {
countFileLogicalWrites.init(LiteralStringRef("AsyncFile.CountFileLogicalWrites"), filename);
countFileLogicalReads.init( LiteralStringRef("AsyncFile.CountFileLogicalReads"), filename);
@ -728,6 +801,10 @@ void AsyncFileKAIO::KAIOLogEvent(FILE *logFile, uint32_t id, OpLogEntry::EOperat
}
#endif
// TODO: Move this to the .cpp if there ever is one. Only one source file includes this header so defining this here is safe.
int AsyncFileKAIO::checksumHistoryBudget;
int AsyncFileKAIO::checksumHistoryPageSize = 4096;
ACTOR Future<Void> runTestOps(Reference<IAsyncFile> f, int numIterations, int fileSize, bool expectedToSucceed) {
state void *buf = FastAllocator<4096>::allocate(); // we leak this if there is an error, but that shouldn't be a big deal
state int iteration = 0;

34
fdbserver/KeyValueStoreSQLite.actor.cpp
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@ -65,9 +65,7 @@ struct SpringCleaningStats {
};
struct PageChecksumCodec {
PageChecksumCodec(std::string const &filename, int verifyChecksumHistorySize) : pageSize(0), reserveSize(0), filename(filename), silent(false) {
checksumHistory.resize(verifyChecksumHistorySize);
}
PageChecksumCodec(std::string const &filename) : pageSize(0), reserveSize(0), filename(filename), silent(false) {}
int pageSize;
int reserveSize;
@ -80,7 +78,6 @@ struct PageChecksumCodec {
uint32_t part2;
std::string toString() { return format("0x%08x%08x", part1, part2); }
};
std::vector<std::pair<Pgno, SumType>> checksumHistory;
// Calculates and then either stores or verifies a checksum.
// The checksum is read/stored at the end of the page buffer.
@ -118,33 +115,6 @@ struct PageChecksumCodec {
return false;
}
// Update or check sum in history if the history buffer isn't empty and if we're not in a simulated injected fault situation
if(!checksumHistory.empty() &&
(!g_network->isSimulated() || (!g_simulator.getCurrentProcess()->fault_injection_p1 && !g_simulator.getCurrentProcess()->rebooting))
) {
auto &bucket = checksumHistory[pageNumber % checksumHistory.size()];
if(write) {
// For writes, put this pagenumber and sum into the bucket
bucket.first = pageNumber;
bucket.second = *sumOut;
}
else {
// For reads, see if the bucket has the right page number, if so then verify sum
if(bucket.first == pageNumber && bucket.second != *pSumInPage) {
TraceEvent (SevError, "SQLitePageChecksumDetectedLostWrite")
.detail("CodecPageSize", pageSize)
.detail("CodecReserveSize", reserveSize)
.detail("Filename", filename)
.detail("PageNumber", pageNumber)
.detail("PageSize", pageLen)
.detail("ChecksumInPage", pSumInPage->toString())
.detail("ChecksumHistory", bucket.second.toString())
.error(checksum_failed());
return false;
}
}
}
return true;
}
@ -246,7 +216,7 @@ struct SQLiteDB : NonCopyable {
ASSERT(false);
}
// Always start with a new pager codec with default options.
pPagerCodec = new PageChecksumCodec(filename, SERVER_KNOBS->SQLITE_PAGER_CHECKSUM_HISTORY);
pPagerCodec = new PageChecksumCodec(filename);
sqlite3BtreePagerSetCodec(btree, PageChecksumCodec::codec, PageChecksumCodec::sizeChange, PageChecksumCodec::free, pPagerCodec);
}
}

3
fdbserver/Knobs.cpp
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@ -57,7 +57,7 @@ ServerKnobs::ServerKnobs(bool randomize, ClientKnobs* clientKnobs) {
init( MAX_VERSIONS_IN_FLIGHT, 100000000 );
init( VERSIONS_PER_SECOND, 1000000 );
init( MAX_READ_TRANSACTION_LIFE_VERSIONS, 5 * VERSIONS_PER_SECOND ); if (randomize && BUGGIFY) MAX_READ_TRANSACTION_LIFE_VERSIONS=std::max<int>(1, 0.1 * VERSIONS_PER_SECOND); else if( randomize && BUGGIFY ) MAX_READ_TRANSACTION_LIFE_VERSIONS = 10 * VERSIONS_PER_SECOND;
init( MAX_WRITE_TRANSACTION_LIFE_VERSIONS, 5 * VERSIONS_PER_SECOND ); if (randomize && BUGGIFY) MAX_WRITE_TRANSACTION_LIFE_VERSIONS=std::max<int>(1, 0.5 * VERSIONS_PER_SECOND);
init( MAX_WRITE_TRANSACTION_LIFE_VERSIONS, 5 * VERSIONS_PER_SECOND ); if (randomize && BUGGIFY) MAX_WRITE_TRANSACTION_LIFE_VERSIONS=std::max<int>(1, 1 * VERSIONS_PER_SECOND);
init( MAX_COMMIT_BATCH_INTERVAL, 0.5 ); if( randomize && BUGGIFY ) MAX_COMMIT_BATCH_INTERVAL = 2.0; // Each master proxy generates a CommitTransactionBatchRequest at least this often, so that versions always advance smoothly
// Data distribution queue
@ -163,7 +163,6 @@ ServerKnobs::ServerKnobs(bool randomize, ClientKnobs* clientKnobs) {
init( DISK_METRIC_LOGGING_INTERVAL, 5.0 );
init( SOFT_HEAP_LIMIT, 300e6 );
init( SQLITE_PAGER_CHECKSUM_HISTORY, 0 );
init( SQLITE_PAGE_SCAN_ERROR_LIMIT, 10000 );
init( SQLITE_BTREE_PAGE_USABLE, 4096 - 8); // pageSize - reserveSize for page checksum

1
fdbserver/Knobs.h
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@ -137,7 +137,6 @@ public:
int SQLITE_FRAGMENT_PRIMARY_PAGE_USABLE;
int SQLITE_FRAGMENT_OVERFLOW_PAGE_USABLE;
double SQLITE_FRAGMENT_MIN_SAVINGS;
int SQLITE_PAGER_CHECKSUM_HISTORY;
// KeyValueStoreSqlite spring cleaning
double CLEANING_INTERVAL;

2
fdbserver/SimulatedCluster.actor.cpp
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@ -745,7 +745,7 @@ void setupSimulatedSystem( vector<Future<Void>> *systemActors, std::string baseF
g_random->randomShuffle(coordinatorAddresses);
for(int i = 0; i < (coordinatorAddresses.size()/2)+1; i++) {
TraceEvent("ProtectMachine").detail("Address", coordinatorAddresses[i]).detail("Coordinators", coordinatorAddresses.size()).backtrace();
g_simulator.protectedAddresses.insert(coordinatorAddresses[i]);
g_simulator.protectedAddresses.insert(NetworkAddress(coordinatorAddresses[i].ip,coordinatorAddresses[i].port,true,false));
}
g_random->randomShuffle(coordinatorAddresses);

6
fdbserver/TLogServer.actor.cpp
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@ -1650,8 +1650,6 @@ ACTOR Future<Void> tLogStart( TLogData* self, InitializeTLogRequest req, Localit
logData->removed = rejoinMasters(self, recruited, req.epoch);
self->queueOrder.push_back(recruited.id());
Void _ = wait( delay(0.0) ); // if multiple recruitment requests were already in the promise stream make sure they are all started before any are removed
TraceEvent("TLogStart", logData->logId);
try {
@ -1686,6 +1684,8 @@ ACTOR Future<Void> tLogStart( TLogData* self, InitializeTLogRequest req, Localit
throw;
}
Void _ = wait( delay(0.0) ); // if multiple recruitment requests were already in the promise stream make sure they are all started before any are removed
double inputSum = 0;
double durableSum = 0;
for(auto it : self->id_data) {
@ -1709,7 +1709,7 @@ ACTOR Future<Void> tLogStart( TLogData* self, InitializeTLogRequest req, Localit
if(self->id_data.size() || (self->oldLogServer.isValid() && !self->oldLogServer.isReady())) {
return Void();
} else {
throw;
throw worker_removed();
}
}

1
fdbserver/worker.actor.cpp
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@ -815,6 +815,7 @@ ACTOR Future<Void> workerServer( Reference<ClusterConnectionFile> connFile, Refe
endRole(interf.id(), "Worker", "WorkerError", ok, e);
errorForwarders.clear(false);
tlog = Void();
if (e.code() != error_code_actor_cancelled) { // We get cancelled e.g. when an entire simulation times out, but in that case we won't be restarted and don't need to wait for shutdown
stopping.send(Void());

2
fdbserver/workloads/RemoveServersSafely.actor.cpp
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@ -359,7 +359,7 @@ struct RemoveServersSafelyWorkload : TestWorkload {
}
if (removedCount >= 1) {
TraceEvent("ProtectMachine").detail("Address", addr).detail("Coordinators", coordinators.size()).backtrace();
g_simulator.protectedAddresses.insert(addr);
g_simulator.protectedAddresses.insert(NetworkAddress(addr.ip,addr.port,true,false));
safeCoordinators.push_back(addr);
safeCount++;
}

1
flow/Knobs.cpp
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@ -71,6 +71,7 @@ FlowKnobs::FlowKnobs(bool randomize, bool isSimulated) {
//AsyncFileKAIO
init( MAX_OUTSTANDING, 64 );
init( MIN_SUBMIT, 10 );
init( KAIO_PAGE_WRITE_CHECKSUM_HISTORY, 0 );
//AsyncFileNonDurable
init( MAX_PRIOR_MODIFICATION_DELAY, 1.0 ); if( randomize && BUGGIFY ) MAX_PRIOR_MODIFICATION_DELAY = 10.0;

1
flow/Knobs.h
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@ -89,6 +89,7 @@ public:
//AsyncFileKAIO
int MAX_OUTSTANDING;
int MIN_SUBMIT;
int KAIO_PAGE_WRITE_CHECKSUM_HISTORY;
//AsyncFileNonDurable
double MAX_PRIOR_MODIFICATION_DELAY;