diff --git a/IOB-MAN/App.config b/IOB-MAN/App.config
index 7d715e14..9790b837 100644
--- a/IOB-MAN/App.config
+++ b/IOB-MAN/App.config
@@ -6,9 +6,9 @@
   <appSettings>
     <add key="appName" value="IOB-MAN" />
     <add key="appNameExt" value="IOB-WIN" />
-    <add key="checkPeriod" value="100" />
-    <add key="chekMult" value="5" />
-    <add key="watchDogMult" value="150" />
+    <add key="checkPeriod" value="250" />
+    <add key="chekMult" value="3" />
+    <add key="watchDogMult" value="60" />
     <add key="autoRestartTimeoutMin" value="15" />
     <add key="autoStartProc" value="true" />
     <add key="closeOnChildUpdate" value="true" />
diff --git a/IOB-MAN/IOBManPanel.cs b/IOB-MAN/IOBManPanel.cs
index a9257b22..e6b78a62 100644
--- a/IOB-MAN/IOBManPanel.cs
+++ b/IOB-MAN/IOBManPanel.cs
@@ -68,6 +68,10 @@ namespace IOB_MAN
     /// Contatore autockeck nativo
     /// </summary>
     protected int tOutAutocheck = 100;
+    /// <summary>
+    /// semaforo check...
+    /// </summary>
+    protected bool checkRunning = false;
     public IOBManPanel()
     {
       InitializeComponent();
@@ -352,8 +356,14 @@ namespace IOB_MAN
     private void MainTimer_Tick(object sender, EventArgs e)
     {
       updateProgBar();
-      chekProcessStatusAsync();
-      checkWatchdog();
+      if (!checkRunning)
+      {
+        chekProcessStatusAsync();
+        checkWatchdog();
+      }
+      else
+      { 
+      }
     }
     /// <summary>
     /// Controllo periodico dei processi DA RIATTIVARE
@@ -419,8 +429,10 @@ namespace IOB_MAN
       chekMult--;
       if (chekMult < 0)
       {
+        checkRunning = true;
         chekMult = utils.CRI("chekMult");
         await Task.Run(() => checkRunningchild());
+        checkRunning = false;
       }
     }
 
diff --git a/Jenkinsfile b/Jenkinsfile
index 9ef12a56..ef0bb8ae 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -9,7 +9,7 @@ pipeline {
       steps {
       /* calcolo numero versione... diverso x branch MASTER/DEVELOP */
       script {
-        withEnv(['NEXT_BUILD_NUMBER=658']) {
+        withEnv(['NEXT_BUILD_NUMBER=659']) {
           // env.versionNumber = VersionNumber(versionNumberString : '3.0.${BUILD_DATE_FORMATTED, "yyMM"}.${BUILDS_ALL_TIME}', projectStartDate : '2006-01-01', skipFailedBuilds: true)
           env.versionNumber = VersionNumber(versionNumberString : '3.0.${BUILD_DATE_FORMATTED, "yyMM"}.${BUILDS_ALL_TIME}', projectStartDate : '2006-01-01', skipFailedBuilds: true, overrideBuildsAllTime: '${NEXT_BUILD_NUMBER}')
           env.APP_NAME = 'MAPO-IOB-WIN'