protected override MemberInfo GetUpdatedMe(MemberInfo me)
{
return(me.Updated(isAlive: true,
state: CurrentRole,
lastCommitPosition: _getLastCommitPosition(),
writerCheckpoint: _writerCheckpoint.ReadNonFlushed(),
chaserCheckpoint: _chaserCheckpoint.ReadNonFlushed(),
epoch: _epochManager.GetLastEpoch(),
nodePriority: _nodePriority,
utcNow: _timeProvider.UtcNow));
}
public IDictionary <string, object> GetSystemStats()
{
var stats = new Dictionary <string, object>();
GetPerfCounterInformation(stats, 0);
var process = Process.GetCurrentProcess();
var diskIo = DiskIo.GetDiskIo(process.Id, _log);
if (diskIo != null)
{
stats["proc-diskIo-readBytes"] = diskIo.ReadBytes;
stats["proc-diskIo-writtenBytes"] = diskIo.WrittenBytes;
stats["proc-diskIo-readOps"] = diskIo.ReadOps;
stats["proc-diskIo-writeOps"] = diskIo.WriteOps;
}
var tcp = TcpConnectionMonitor.Default.GetTcpStats();
stats["proc-tcp-connections"] = tcp.Connections;
stats["proc-tcp-receivingSpeed"] = tcp.ReceivingSpeed;
stats["proc-tcp-sendingSpeed"] = tcp.SendingSpeed;
stats["proc-tcp-inSend"] = tcp.InSend;
stats["proc-tcp-measureTime"] = tcp.MeasureTime;
stats["proc-tcp-pendingReceived"] = tcp.PendingReceived;
stats["proc-tcp-pendingSend"] = tcp.PendingSend;
stats["proc-tcp-receivedBytesSinceLastRun"] = tcp.ReceivedBytesSinceLastRun;
stats["proc-tcp-receivedBytesTotal"] = tcp.ReceivedBytesTotal;
stats["proc-tcp-sentBytesSinceLastRun"] = tcp.SentBytesSinceLastRun;
stats["proc-tcp-sentBytesTotal"] = tcp.SentBytesTotal;
stats["es-checksum"] = _writerCheckpoint.Read();
stats["es-checksumNonFlushed"] = _writerCheckpoint.ReadNonFlushed();
var drive = EsDriveInfo.FromDirectory(_dbPath, _log);
if (drive != null)
{
Func <string, string, string> driveStat = (diskName, stat) =>
string.Format("sys-drive-{0}-{1}", diskName.Replace("\\", "").Replace(":", ""), stat);
stats[driveStat(drive.DiskName, "availableBytes")] = drive.AvailableBytes;
stats[driveStat(drive.DiskName, "totalBytes")] = drive.TotalBytes;
stats[driveStat(drive.DiskName, "usage")] = drive.Usage;
stats[driveStat(drive.DiskName, "usedBytes")] = drive.UsedBytes;
}
Func <string, string, string> queueStat = (queueName, stat) =>
string.Format("es-queue-{0}-{1}", queueName, stat);
var queues = QueueMonitor.Default.GetStats();
foreach (var queue in queues)
{
stats[queueStat(queue.Name, "queueName")] = queue.Name;
stats[queueStat(queue.Name, "groupName")] = queue.GroupName ?? string.Empty;
stats[queueStat(queue.Name, "avgItemsPerSecond")] = queue.AvgItemsPerSecond;
stats[queueStat(queue.Name, "avgProcessingTime")] = queue.AvgProcessingTime;
stats[queueStat(queue.Name, "currentIdleTime")] = queue.CurrentIdleTime.HasValue
? queue.CurrentIdleTime.Value.ToString("G", CultureInfo.InvariantCulture)
: null;
stats[queueStat(queue.Name, "currentItemProcessingTime")] = queue.CurrentItemProcessingTime.HasValue
? queue.CurrentItemProcessingTime.Value.ToString("G", CultureInfo.InvariantCulture)
: null;
stats[queueStat(queue.Name, "idleTimePercent")] = queue.IdleTimePercent;
stats[queueStat(queue.Name, "length")] = queue.Length;
stats[queueStat(queue.Name, "lengthCurrentTryPeak")] = queue.LengthCurrentTryPeak;
stats[queueStat(queue.Name, "lengthLifetimePeak")] = queue.LengthLifetimePeak;
stats[queueStat(queue.Name, "totalItemsProcessed")] = queue.TotalItemsProcessed;
stats[queueStat(queue.Name, "inProgressMessage")] = queue.InProgressMessageType != null
? queue.InProgressMessageType.Name
: "<none>";
stats[queueStat(queue.Name, "lastProcessedMessage")] = queue.LastProcessedMessageType != null
? queue.LastProcessedMessageType.Name
: "<none>";
}
return(stats);
}
private bool AreCheckpointsDifferent()
{
return(_writerCheckpoint != null && _chaserCheckpoint != null && _writerCheckpoint.ReadNonFlushed() != _chaserCheckpoint.Read());
}