// Token: 0x060021B9 RID: 8633 RVA: 0x0009C9E4 File Offset: 0x0009ABE4
private void HandlePreallocation(int copyCount)
{
int num = 50;
string text = null;
int iobufferPoolPreallocationOverride = RegistryParameters.IOBufferPoolPreallocationOverride;
if (iobufferPoolPreallocationOverride >= 0)
{
num = iobufferPoolPreallocationOverride;
text = string.Format("IOBufferPoolPreallocationOverride was used. BufCount={0}", iobufferPoolPreallocationOverride);
}
else
{
IMonitoringADConfig monitoringADConfig = null;
try
{
monitoringADConfig = Dependencies.MonitoringADConfigProvider.GetConfig(true);
}
catch (MonitoringADConfigException arg)
{
IOBufferPool.Tracer.TraceError <MonitoringADConfigException>(0L, "IOBufferPool.HandlePreallocation failed to get adConfig: {0}", arg);
text = string.Format("Failed to get adConfig: {0}", arg);
}
if (monitoringADConfig == null)
{
if (text == null)
{
text = "Failed to get adConfig but no exception was thrown";
}
}
else if (monitoringADConfig.ServerRole != MonitoringServerRole.DagMember)
{
num = 0;
text = string.Format("Non-DAG role: {0}", monitoringADConfig.ServerRole);
}
else
{
IADServer srv = monitoringADConfig.LookupMiniServerByName(AmServerName.LocalComputerName);
int maxMemoryPerDatabase = PassiveBlockMode.GetMaxMemoryPerDatabase(srv);
int maxBuffersPerDatabase = PassiveBlockMode.GetMaxBuffersPerDatabase(maxMemoryPerDatabase);
this.buffersPerCopy = maxBuffersPerDatabase;
IADDatabaseAvailabilityGroup dag = monitoringADConfig.Dag;
int num2 = 0;
if (dag.AutoDagTotalNumberOfServers > 0)
{
num2 = dag.AutoDagTotalNumberOfDatabases * dag.AutoDagDatabaseCopiesPerDatabase / dag.AutoDagTotalNumberOfServers;
}
text = string.Format("BuffersPerCopy={0}. ExpectedCopiesPerServer={1} RIMgr reports {2} copies.", this.buffersPerCopy, num2, copyCount);
copyCount = Math.Max(copyCount, num2);
num = copyCount * this.buffersPerCopy;
}
}
if (num > this.maxBufferCount)
{
this.maxBufferCount = num;
}
this.Preallocate(num);
ReplayCrimsonEvents.IoBufferPoolInit.Log <int, string>(num, text);
}
public PassiveBlockMode(LogCopier copier, ISetBroken setBroken, int maxConsumerDepthInBytes)
{
this.Copier = copier;
this.Configuration = copier.Configuration;
this.m_maxConsumerDepthInBytes = maxConsumerDepthInBytes;
this.m_maxBuffersInUse = PassiveBlockMode.GetMaxBuffersPerDatabase(this.m_maxConsumerDepthInBytes);
this.m_consumer = new GranularWriter(copier, copier.PerfmonCounters, copier.Configuration, setBroken);
this.m_timer = new Timer(new TimerCallback(this.WakeUpCallback));
}
public bool EnterBlockMode(EnterBlockModeMsg msg, NetworkChannel channel, int maxConsumerQDepth)
{
lock (this.m_workerLock)
{
Exception ex = null;
try
{
if (msg.FirstGenerationToExpect != this.Copier.NextGenExpected)
{
string text = string.Format("EnterBlockMode({0}) received gen 0x{1:X} but was expecting 0x{2:X}", this.DatabaseName, msg.FirstGenerationToExpect, this.Copier.NextGenExpected);
PassiveBlockMode.Tracer.TraceError((long)this.GetHashCode(), text);
throw new NetworkUnexpectedMessageException(this.Configuration.SourceMachine, text);
}
PassiveBlockMode.Tracer.TraceDebug <string, long>((long)this.GetHashCode(), "EnterBlockMode({0}) starts at gen 0x{1:X}", this.DatabaseName, msg.FirstGenerationToExpect);
this.m_oldestMessage = null;
this.m_newestMessage = null;
this.m_maxConsumerDepthInBytes = maxConsumerQDepth;
this.m_maxBuffersInUse = PassiveBlockMode.GetMaxBuffersPerDatabase(this.m_maxConsumerDepthInBytes);
this.m_consumer.Initialize();
channel.KeepAlive = true;
channel.NetworkChannelManagesAsyncReads = false;
this.m_netChannel = channel;
this.IsBlockModeActive = true;
this.Copier.PerfmonCounters.GranularReplication = 1L;
this.Copier.PerfmonCounters.EncryptionEnabled = (channel.IsEncryptionEnabled ? 1L : 0L);
this.StartRead();
msg.Send();
this.ScheduleTimer();
return(true);
}
catch (NetworkTransportException ex2)
{
ex = ex2;
}
catch (GranularReplicationTerminatedException ex3)
{
ex = ex3;
}
catch (GranularReplicationInitFailedException ex4)
{
ex = ex4;
}
finally
{
if (ex != null)
{
PassiveBlockMode.Tracer.TraceError <Exception>((long)this.GetHashCode(), "EnterBlockMode failed: {0}", ex);
this.Terminate();
}
else
{
PassiveBlockMode.Tracer.TraceDebug <string>((long)this.GetHashCode(), "EnterBlockMode({0}) succeeded", this.DatabaseName);
}
}
}
return(false);
}
public PassiveReadRequest(PassiveBlockMode mgr, NetworkChannel channel)
{
this.Channel = channel;
this.Manager = mgr;
}
