/// <summary>
/// Get a thread pool report.
/// </summary>
/// <returns></returns>
public static string GetThreadPoolReport()
{
string threadPoolUsed = null;
int maxThreads = 0;
int minThreads = 0;
int allocatedThreads = 0;
int inUseThreads = 0;
int waitingCallbacks = 0;
int completionPortThreads = 0;
StringBuilder sb = new StringBuilder();
if (Util.FireAndForgetMethod == FireAndForgetMethod.SmartThreadPool)
{
STPInfo stpi = Util.GetSmartThreadPoolInfo();
// ROBUST currently leaves this the FireAndForgetMethod but never actually initializes the threadpool.
if (stpi != null)
{
threadPoolUsed = "SmartThreadPool";
maxThreads = stpi.MaxThreads;
minThreads = stpi.MinThreads;
inUseThreads = stpi.InUseThreads;
allocatedThreads = stpi.ActiveThreads;
waitingCallbacks = stpi.WaitingCallbacks;
}
}
else if (
Util.FireAndForgetMethod == FireAndForgetMethod.QueueUserWorkItem ||
Util.FireAndForgetMethod == FireAndForgetMethod.UnsafeQueueUserWorkItem)
{
threadPoolUsed = "BuiltInThreadPool";
ThreadPool.GetMaxThreads(out maxThreads, out completionPortThreads);
ThreadPool.GetMinThreads(out minThreads, out completionPortThreads);
int availableThreads;
ThreadPool.GetAvailableThreads(out availableThreads, out completionPortThreads);
inUseThreads = maxThreads - availableThreads;
allocatedThreads = -1;
waitingCallbacks = -1;
}
if (threadPoolUsed != null)
{
sb.AppendFormat("Thread pool used : {0}\n", threadPoolUsed);
sb.AppendFormat("Max threads : {0}\n", maxThreads);
sb.AppendFormat("Min threads : {0}\n", minThreads);
sb.AppendFormat("Allocated threads : {0}\n", allocatedThreads < 0 ? "not applicable" : allocatedThreads.ToString());
sb.AppendFormat("In use threads : {0}\n", inUseThreads);
sb.AppendFormat("Work items waiting : {0}\n", waitingCallbacks < 0 ? "not available" : waitingCallbacks.ToString());
}
else
{
sb.AppendFormat("Thread pool not used\n");
}
return(sb.ToString());
}
/// <summary>
/// Get a thread pool report.
/// </summary>
/// <returns></returns>
public static string GetThreadPoolReport()
{
StringBuilder sb = new StringBuilder();
// framework pool is alwasy active
int maxWorkers;
int minWorkers;
int curWorkers;
int maxComp;
int minComp;
int curComp;
try
{
ThreadPool.GetMaxThreads(out maxWorkers, out maxComp);
ThreadPool.GetMinThreads(out minWorkers, out minComp);
ThreadPool.GetAvailableThreads(out curWorkers, out curComp);
curWorkers = maxWorkers - curWorkers;
curComp = maxComp - curComp;
sb.Append("\nFramework main threadpool \n");
sb.AppendFormat("workers: {0} ({1} / {2})\n", curWorkers, maxWorkers, minWorkers);
sb.AppendFormat("Completion: {0} ({1} / {2})\n", curComp, maxComp, minComp);
}
catch { }
if (
Util.FireAndForgetMethod == FireAndForgetMethod.QueueUserWorkItem ||
Util.FireAndForgetMethod == FireAndForgetMethod.UnsafeQueueUserWorkItem)
{
sb.AppendFormat("\nThread pool used: Framework main threadpool\n");
return(sb.ToString());
}
string threadPoolUsed = null;
int maxThreads = 0;
int minThreads = 0;
int allocatedThreads = 0;
int inUseThreads = 0;
int waitingCallbacks = 0;
if (Util.FireAndForgetMethod == FireAndForgetMethod.SmartThreadPool)
{
STPInfo stpi = Util.GetSmartThreadPoolInfo();
// ROBUST currently leaves this the FireAndForgetMethod but never actually initializes the threadpool.
if (stpi != null)
{
threadPoolUsed = "SmartThreadPool";
maxThreads = stpi.MaxThreads;
minThreads = stpi.MinThreads;
inUseThreads = stpi.InUseThreads;
allocatedThreads = stpi.ActiveThreads;
waitingCallbacks = stpi.WaitingCallbacks;
}
}
if (threadPoolUsed != null)
{
sb.Append("\nThreadpool (excluding script engine pools)\n");
sb.AppendFormat("Thread pool used : {0}\n", threadPoolUsed);
sb.AppendFormat("Max threads : {0}\n", maxThreads);
sb.AppendFormat("Min threads : {0}\n", minThreads);
sb.AppendFormat("Allocated threads : {0}\n", allocatedThreads < 0 ? "not applicable" : allocatedThreads.ToString());
sb.AppendFormat("In use threads : {0}\n", inUseThreads);
sb.AppendFormat("Work items waiting : {0}\n", waitingCallbacks < 0 ? "not available" : waitingCallbacks.ToString());
}
else
{
sb.AppendFormat("Thread pool not used\n");
}
return(sb.ToString());
}
