diff --git a/WebDoorCreator.API/Controllers/QueueController.cs b/WebDoorCreator.API/Controllers/QueueController.cs
index c0f6044..ecafa22 100644
--- a/WebDoorCreator.API/Controllers/QueueController.cs
+++ b/WebDoorCreator.API/Controllers/QueueController.cs
@@ -15,12 +15,20 @@ namespace WebDoorCreator.API.Controllers
 
         public QueueController(IConfiguration configuration, QueueDataService DataService, WebDoorCreatorService _WDService)
         {
-            Log.Trace("Starting QueueController");
             _configuration = configuration;
             logTimingEnable = configuration.GetValue<bool>("RuntimeOpt:LogTimingEnable");
             QDataServ = DataService;
             WDService = _WDService;
-            Log.Trace("Avviato QueueController");
+            // aggiungo..
+            string statName = "QueueController";
+            bool doWrite = QDataServ.StatUpsert(statName, new TimeSpan(), 5).Result;
+            // se campione "pieno"...
+            if (doWrite)
+            {
+                // recupero e resetto
+                ExecStats statRec = QDataServ.StatReset(statName).Result;
+                Log.Trace($"Avviato QueueController x {statRec.NumCall}");
+            }
         }
 
         #endregion Public Constructors
diff --git a/WebDoorCreator.Data/Services/QueueDataService.cs b/WebDoorCreator.Data/Services/QueueDataService.cs
index 41857a2..56ea212 100644
--- a/WebDoorCreator.Data/Services/QueueDataService.cs
+++ b/WebDoorCreator.Data/Services/QueueDataService.cs
@@ -1095,7 +1095,7 @@ namespace WebDoorCreator.Data.Services
             rawData = JsonConvert.SerializeObject(newStat);
             var numRec = await RedHashUpsert(currKey, statName, rawData, false);
             // verifico se da considerare superato limite sample
-            answ = newStat.NumCall >= statSampleSize * evMultipl;
+            answ = newStat.NumCall >= (int)(statSampleSize * evMultipl);
             return answ;
         }
 
diff --git a/WebDoorCreator.Data/WDCDataContext.cs b/WebDoorCreator.Data/WDCDataContext.cs
index 584998a..aacb031 100644
--- a/WebDoorCreator.Data/WDCDataContext.cs
+++ b/WebDoorCreator.Data/WDCDataContext.cs
@@ -15,11 +15,6 @@ namespace WebDoorCreator.Data
     {
         #region Public Constructors
 
-#if false
-        public WDCDataContext()
-        {
-        } 
-#endif
 
         public WDCDataContext(IConfiguration configuration)
         {