internal PhysicalLogWriter(
ILogicalLog logicalLogStream,
LogRecord tailRecord,
PhysicalLogWriterCallbackManager callbackManager,
Exception closedException,
ITracer tracer,
int maxWriteCacheSizeInMB,
IncomingBytesRateCounterWriter incomingBytesRateCounterWriter,
LogFlushBytesRateCounterWriter logFlushBytesRateCounterWriter,
AvgBytesPerFlushCounterWriter bytesPerFlushCounterWriter,
AvgFlushLatencyCounterWriter avgFlushLatencyCounterWriter,
AvgSerializationLatencyCounterWriter avgSerializationLatencyCounterWriter)
{
Utility.Assert(callbackManager != null, "PhysicalLogWriter cannot accept null callback managers");
this.incomingBytesRateCounterWriter = incomingBytesRateCounterWriter;
this.logFlushBytesRateCounterWriter = logFlushBytesRateCounterWriter;
this.bytesPerFlushCounterWriter = bytesPerFlushCounterWriter;
this.avgFlushLatencyCounterWriter = avgFlushLatencyCounterWriter;
this.avgSerializationLatencyCounterWriter = avgSerializationLatencyCounterWriter;
this.maxWriteCacheSizeInBytes = maxWriteCacheSizeInMB * 1024 * 1024;
this.Init(tracer, closedException);
this.logicalLogStream = logicalLogStream;
this.callbackManager = callbackManager;
this.SetTailRecord(tailRecord);
Utility.Assert(
this.currentLogTailPosition == (ulong)logicalLogStream.WritePosition,
"this.currentLogTailPosition:{0} should be equal to logicalLogStream.WritePosition:{1}",
this.currentLogTailPosition, logicalLogStream.WritePosition);
this.recordWriter = new BinaryWriter(new MemoryStream());
this.recomputeRecordOffsets = false;
}
internal PhysicalLogWriter(
ILogicalLog logicalLogStream,
PhysicalLogWriterCallbackManager callbackManager,
ITracer tracer,
int maxWriteCacheSizeInMB,
IncomingBytesRateCounterWriter incomingBytesRateCounterWriter,
LogFlushBytesRateCounterWriter logFlushBytesRateCounterWriter,
AvgBytesPerFlushCounterWriter bytesPerFlushCounterWriter,
AvgFlushLatencyCounterWriter avgFlushLatencyCounterWriter,
AvgSerializationLatencyCounterWriter avgSerializationLatencyCounterWriter,
bool recomputeRecordOffsets)
{
Utility.Assert(callbackManager != null, "PhysicalLogWriter cannot accept null callback managers");
this.maxWriteCacheSizeInBytes = maxWriteCacheSizeInMB * 1024 * 1024;
this.Init(tracer, null);
this.logicalLogStream = logicalLogStream;
this.callbackManager = callbackManager;
this.currentLogTailPosition = (ulong)logicalLogStream.WritePosition;
this.currentLogTailRecord = LogRecord.InvalidLogRecord;
this.currentLogTailPsn = new PhysicalSequenceNumber(-1);
this.lastPhysicalRecord = null;
this.incomingBytesRateCounterWriter = incomingBytesRateCounterWriter;
this.logFlushBytesRateCounterWriter = logFlushBytesRateCounterWriter;
this.bytesPerFlushCounterWriter = bytesPerFlushCounterWriter;
this.avgFlushLatencyCounterWriter = avgFlushLatencyCounterWriter;
this.avgSerializationLatencyCounterWriter = avgSerializationLatencyCounterWriter;
this.recordWriter = new BinaryWriter(new MemoryStream());
this.recomputeRecordOffsets = recomputeRecordOffsets;
}
internal MemoryLogManager(
string baseLogFileAlias,
IncomingBytesRateCounterWriter incomingBytesRateCounter,
LogFlushBytesRateCounterWriter logFlushBytesRateCounter,
AvgBytesPerFlushCounterWriter bytesPerFlushCounterWriter,
AvgFlushLatencyCounterWriter avgFlushLatencyCounterWriter,
AvgSerializationLatencyCounterWriter avgSerializationLatencyCounterWriter)
: base(
baseLogFileAlias,
incomingBytesRateCounter,
logFlushBytesRateCounter,
bytesPerFlushCounterWriter,
avgFlushLatencyCounterWriter,
avgSerializationLatencyCounterWriter)
{
}
internal FileLogManager(
string baseLogFileAlias,
IncomingBytesRateCounterWriter incomingBytesRateCounter,
LogFlushBytesRateCounterWriter logFlushBytesRateCounter,
AvgBytesPerFlushCounterWriter bytesPerFlushCounterWriter,
AvgFlushLatencyCounterWriter avgFlushLatencyCounterWriter,
AvgSerializationLatencyCounterWriter avgSerializationLatencyCounterWriter)
: this(
baseLogFileAlias,
incomingBytesRateCounter,
logFlushBytesRateCounter,
bytesPerFlushCounterWriter,
avgFlushLatencyCounterWriter,
avgSerializationLatencyCounterWriter,
new LogWriteFaultInjectionParameters())
{
}
internal KtlLogManager(
string baseLogFileAlias,
IncomingBytesRateCounterWriter incomingBytesRateCounter,
LogFlushBytesRateCounterWriter logFlushBytesRateCounter,
AvgBytesPerFlushCounterWriter bytesPerFlushCounterWriter,
AvgFlushLatencyCounterWriter avgFlushLatencyCounterWriter,
AvgSerializationLatencyCounterWriter avgSerializationLatencyCounterWriter,
LogWriteFaultInjectionParameters logWriteDelayParameters)
: base(
baseLogFileAlias,
incomingBytesRateCounter,
logFlushBytesRateCounter,
bytesPerFlushCounterWriter,
avgFlushLatencyCounterWriter,
avgSerializationLatencyCounterWriter)
{
this.physicalLogManager = null;
this.physicalLog = null;
this.logWriteDelayParameters = logWriteDelayParameters;
}
protected LogManager(
string baseLogFileAlias,
IncomingBytesRateCounterWriter incomingBytesRateCounter,
LogFlushBytesRateCounterWriter logFlushBytesRateCounter,
AvgBytesPerFlushCounterWriter bytesPerFlushCounterWriter,
AvgFlushLatencyCounterWriter avgFlushLatencyCounterWriter,
AvgSerializationLatencyCounterWriter avgSerializationLatencyCounterWriter)
{
this.BaseLogFileAlias = baseLogFileAlias;
this.CurrentLogFileAlias = this.BaseLogFileAlias;
this.LogicalLog = null;
this.IsDisposed = false;
this.LogHeadRecordPosition = 0;
this.PhysicalLogWriter = null;
this.logReaderRanges = new List <LogReaderRange>();
this.earliestLogReader = LogReaderRange.DefaultLogReaderRange;
this.pendingLogHeadTruncationContext = null;
this.IncomingBytesRateCounterWriter = incomingBytesRateCounter;
this.LogFlushBytesRateCounterWriter = logFlushBytesRateCounter;
this.AvgFlushLatencyCounterWriter = avgFlushLatencyCounterWriter;
this.AvgSerializationLatencyCounterWriter = avgSerializationLatencyCounterWriter;
this.BytesPerFlushCounterWriter = bytesPerFlushCounterWriter;
}
