/// <summary>
/// Creates a <see cref="Client"/>
/// </summary>
/// <param name="server">the collection to wrap</param>
public Client(SnapServer server)
{
if (server is null)
{
throw new ArgumentNullException("server");
}
m_syncRoot = new object();
m_connectedDatabases = new Dictionary <string, ClientDatabaseBase>();
m_server = server;
server.RegisterClient(this);
}
/// <summary>
/// Creates a new <see cref="HistorianServer"/> instance.
/// </summary>
public HistorianServer(int? port)
{
var server = new ServerSettings();
if (port.HasValue)
{
var settings = new SnapSocketListenerSettings() { LocalTcpPort = port.Value };
settings.DefaultUserCanRead = true;
settings.DefaultUserCanWrite = true;
settings.DefaultUserIsAdmin = true;
server.Listeners.Add(settings);
}
// Maintain a member level list of all established archive database engines
m_host = new SnapServer(server);
}
public void VerifyDB()
{
//Logger.ReportToConsole(VerboseLevel.All ^ VerboseLevel.DebugLow);
//Logger.ConsoleSubscriber.AddIgnored(Logger.LookupType("GSF.SortedTreeStore"));
Globals.MemoryPool.SetMaximumBufferSize(1000 * 1024 * 1024);
Globals.MemoryPool.SetTargetUtilizationLevel(TargetUtilizationLevels.Low);
var settings = new HistorianServerDatabaseConfig("DB", "c:\\temp\\benchmark\\", true);
using (var engine = new SnapServer(settings))
using (var client = SnapClient.Connect(engine))
using (var db = client.GetDatabase<HistorianKey, HistorianValue>("DB"))
using (var scan = db.Read(null, null, null))
{
var key = new HistorianKey();
var value = new HistorianValue();
Stopwatch sw = new Stopwatch();
sw.Start();
for (int x = 0; x < PointsToArchive; x++)
{
if (!scan.Read(key, value))
throw new Exception("Missing points");
if (key.PointID != (ulong)x)
throw new Exception("Corrupt");
if (key.Timestamp != 0)
throw new Exception("Corrupt");
if (key.EntryNumber != 0)
throw new Exception("Corrupt");
if (value.Value1 != 0)
throw new Exception("Corrupt");
if (value.Value1 != 0)
throw new Exception("Corrupt");
if (value.Value1 != 0)
throw new Exception("Corrupt");
}
double totalTime = sw.Elapsed.TotalSeconds;
Console.WriteLine("Completed read test in {0:#,##0.00} seconds at {1:#,##0.00} points per second", totalTime, PointsToArchive / totalTime);
if (scan.Read(key, value))
throw new Exception("too many points");
}
}
protected override void Dispose(bool disposing)
{
if (!m_disposed)
{
if (disposing)
{
lock (m_syncRoot)
{
//Must include .ToArray because calling dispose will remove the item
//from the m_coonectionDatabase via a callback.
foreach (ClientDatabaseBase db in m_connectedDatabases.Values.ToArray())
{
db.Dispose();
}
}
m_server.UnRegisterClient(this);
m_server = null;
m_disposed = true;
}
}
base.Dispose(disposing);
}
/// <summary>
/// Connects to a local <see cref="SnapServer"/>.
/// </summary>
/// <param name="host"></param>
/// <returns></returns>
public static SnapClient Connect(SnapServer host)
{
return(new SnapServer.Client(host));
}
/// <summary>
/// Creates a new <see cref="HistorianServer"/>
/// </summary>
public HistorianServer()
{
m_host = new SnapServer();
}
public SnapServer CreateServer()
{
var settings = new HistorianServerDatabaseConfig("PPA", @"C:\Temp\Synchrophasor", true);
var server = new SnapServer(settings);
return server;
}
public void TestRollover()
{
Logger.Console.Verbose = VerboseLevel.All;
Globals.MemoryPool.SetMaximumBufferSize(4000 * 1024 * 1024L);
foreach (var file in Directory.GetFiles("c:\\temp\\Test\\", "*.*", SearchOption.AllDirectories))
File.Delete(file);
PointCount = 0;
var settings = new HistorianServerDatabaseConfig("DB", "c:\\temp\\Test\\Main\\", true);
settings.FinalWritePaths.Add("c:\\temp\\Test\\Rollover\\");
ulong time = (ulong)DateTime.Now.Ticks;
using (var engine = new SnapServer(settings))
using (var client = SnapClient.Connect(engine))
using (var db = client.GetDatabase<HistorianKey, HistorianValue>("DB"))
{
Thread.Sleep(100);
var key = new HistorianKey();
var value = new HistorianValue();
for (int x = 0; x < 100000000; x++)
{
if (x % 100 == 0)
Thread.Sleep(10);
key.Timestamp = (ulong)time;
time += TimeSpan.TicksPerMinute;
db.Write(key, value);
}
}
GC.Collect();
GC.WaitForPendingFinalizers();
Thread.Sleep(100);
}
public void TestWriteSpeedRandom()
{
Logger.Console.Verbose = VerboseLevel.All;
Random r = new Random(1);
Thread th = new Thread(WriteSpeed);
th.IsBackground = true;
th.Start();
Quit = false;
foreach (var file in Directory.GetFiles("c:\\temp\\benchmark\\"))
File.Delete(file);
PointCount = 0;
var settings = new HistorianServerDatabaseConfig("DB", "c:\\temp\\benchmark\\", true);
using (var engine = new SnapServer(settings))
using (var client = SnapClient.Connect(engine))
using (var db = client.GetDatabase<HistorianKey, HistorianValue>("DB"))
{
Thread.Sleep(100);
var key = new HistorianKey();
var value = new HistorianValue();
for (int x = 0; x < 10000000; x++)
{
key.Timestamp = (ulong)r.Next();
key.PointID = (ulong)x;
PointCount = x;
db.Write(key, value);
}
}
Quit = true;
th.Join();
Console.WriteLine("Time (sec)\tPoints");
foreach (var kvp in PointSamples)
{
Console.WriteLine(kvp.Key.ToString() + "\t" + kvp.Value.ToString());
}
}
public void TestWriteSpeed()
{
//Logger.ReportToConsole(VerboseLevel.All ^ VerboseLevel.DebugLow);
//Logger.SetLoggingPath("c:\\temp\\");
Globals.MemoryPool.SetMaximumBufferSize(4000 * 1024 * 1024L);
//Thread th = new Thread(WriteSpeed);
//th.IsBackground = true;
//th.Start();
//Quit = false;
foreach (var file in Directory.GetFiles("c:\\temp\\benchmark\\", "*.*", SearchOption.AllDirectories))
File.Delete(file);
//PointCount = 0;
var settings = new HistorianServerDatabaseConfig("DB", "c:\\temp\\benchmark\\", true);
using (var engine = new SnapServer(settings))
using (var client = SnapClient.Connect(engine))
using (var db = client.GetDatabase<HistorianKey, HistorianValue>("DB"))
{
Thread.Sleep(100);
var key = new HistorianKey();
var value = new HistorianValue();
Stopwatch sw = new Stopwatch();
sw.Start();
for (int x = 0; x < PointsToArchive; x++)
{
key.PointID = (ulong)x;
//PointCount = x;
db.Write(key, value);
}
double totalTime = sw.Elapsed.TotalSeconds;
Console.WriteLine("Completed write test in {0:#,##0.00} seconds at {1:#,##0.00} points per second", totalTime, PointsToArchive / totalTime);
}
//Quit = true;
//th.Join();
//Console.WriteLine("Time (sec)\tPoints");
//foreach (var kvp in PointSamples)
//{
// Console.WriteLine(kvp.Key.ToString() + "\t" + kvp.Value.ToString());
//}
GC.Collect();
GC.WaitForPendingFinalizers();
Thread.Sleep(100);
}