static void MultiThreadTest()
{
log = FileLog.Create("multi.db", false).Result;
var clock = new Stopwatch();
try
{
tmpbuf = Encoding.ASCII.GetBytes(TXT);
clock.Start();
var t0 = Task.Run(new Action(Run));
var t1 = Task.Run(new Action(Run));
Run();
t0.Wait();
t1.Wait();
clock.Stop();
//log.Stats();
var count = 0;
using (var ie = log.Replay(log.First))
{
while (ie.MoveNext().Result)
{
using (var tr = new StreamReader(ie.Stream))
{
Debug.Assert(tr.ReadToEnd() == TXT);
++count;
}
}
}
PrintStats("FileLog", clock.ElapsedMilliseconds);
Debug.Assert(count == 3 * ITER);
}
finally
{
log.Dispose();
File.Delete(Path.GetFullPath("multi.db"));
}
}
public EventEnumerator(FileLog log, TransactionId last)
{
Contract.Requires(log != null);
this.log = log;
this.file = new FileStream(log.path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite, 4096, true);
this.length = last.Id;
this.Transaction = default(TransactionId);
}
public Appender(FileLog log, byte[] buf)
{
Contract.Requires(log != null);
Contract.Requires(buf != null);
Contract.Requires(buf.Length >= sizeof(long));
this.buf = buf;
this.log = log;
this.writer = log.writer;
}