server/AyaNova/biz/JobsBiz.cs

@@ -285,11 +285,21 @@ namespace AyaNova.Biz
 
         #region PROCESSOR
 
+        static bool ActivelyProcessing = false;
         /// <summary>
         /// Process all jobs (stock jobs and those found in operations table)
         /// </summary>
         /// <returns></returns>
         internal static async Task ProcessJobsAsync(AyContext ct, AyaNova.Api.ControllerHelpers.ApiServerState serverState)
+        {
+
+            if (ActivelyProcessing)
+            {
+                log.LogTrace("ProcessJobs called but actively processing other jobs so returning");
+                return;
+            }
+            ActivelyProcessing = true;
+            try
             {
                 //Flush metrics report before anything else happens
                 log.LogTrace("Flushing metrics to reporters");
@@ -365,7 +375,16 @@ namespace AyaNova.Biz
 
 
                 //Notifications
-
+            }
+            catch (Exception ex)
+            {
+                log.LogError(ex, "JobsBiz::ProcessJobsAsync unexpected error during processing");
+                //todo: alert OPS
+            }
+            finally
+            {
+                ActivelyProcessing = false;
+            }
 
         }