private static void RunCollectionThread()
{
const int waitTimeMilliseconds = 10000;
while (true)
{
try
{
lock (_syncLock)
{
if (_waitingClients == 0)
{
Monitor.Wait(_syncLock, waitTimeMilliseconds);
}
if (Platform.IsLogLevelEnabled(LogLevel.Debug))
{
Platform.Log(LogLevel.Debug, "Adding {0} containers and removing {1} from large object container cache.",
_containersToAdd.Count, _containersToRemove.Count);
}
foreach (ILargeObjectContainer container in _containersToRemove)
{
_containerCache.Remove(container);
}
foreach (ILargeObjectContainer container in _containersToAdd)
{
_containerCache.Add(container);
}
_containersToRemove.Clear();
_containersToAdd.Clear();
if (_waitingClients == 0 && _containerCache.IsEmpty)
{
Platform.Log(LogLevel.Debug, "Exiting collection thread, container cache is empty.");
_containerCache.CleanupDeadItems(true); //updates the estimates
_collectionThread = null;
break;
}
}
CodeClock clock = new CodeClock();
clock.Start();
_containerCache.CleanupDeadItems(true);
clock.Stop();
PerformanceReportBroker.PublishReport("Memory", "CleanupDeadItems", clock.Seconds);
_strategy.Collect(new MemoryCollectionArgs(_containerCache));
}
catch (Exception e)
{
Platform.Log(LogLevel.Warn, e, "Unexpected error occurred while collecting large objects.");
}
finally
{
if (_collecting)
{
Platform.Log(LogLevel.Debug, "Memory management strategy failed to fire 'complete' event; firing to avoid deadlocks.");
OnMemoryCollected(null, new MemoryCollectedEventArgs(0, 0, 0, TimeSpan.Zero, true));
}
}
}
}
public void Reset()
{
_cache.CleanupDeadItems(false);
_current = null;
_realEnumerator.Reset();
}
