From b7c9dee033bad425870540c08832058ac86d4ab5 Mon Sep 17 00:00:00 2001
From: Justin Clark-Casey (justincc)
Date: Mon, 17 Jun 2013 23:57:10 +0100
Subject: refactor: Move existing code to generate report information on the
 threadpool to the ServerBase rather than being in Util

---
 OpenSim/Framework/Servers/ServerBase.cs | 63 ++++++++++++++++++++++++++++++++-
 1 file changed, 62 insertions(+), 1 deletion(-)

(limited to 'OpenSim/Framework/Servers/ServerBase.cs')

diff --git a/OpenSim/Framework/Servers/ServerBase.cs b/OpenSim/Framework/Servers/ServerBase.cs
index 5358444..029b848 100644
--- a/OpenSim/Framework/Servers/ServerBase.cs
+++ b/OpenSim/Framework/Servers/ServerBase.cs
@@ -667,7 +667,68 @@ namespace OpenSim.Framework.Servers
                 sb.AppendFormat("Total threads active: {0}\n\n", totalThreads);
 
             sb.Append("Main threadpool (excluding script engine pools)\n");
-            sb.Append(Util.GetThreadPoolReport());
+            sb.Append(GetThreadPoolReport());
+
+            return sb.ToString();
+        }
+
+        /// <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();
         }
-- 
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