Trace fill request

1 files changed, 7 insertions, 0 deletions

diff --git a/container-search/src/main/java/com/yahoo/search/Searcher.java b/container-search/src/main/java/com/yahoo/search/Searcher.java
index 3c4d3332144..69025271430 100644
--- a/container-search/src/main/java/com/yahoo/search/Searcher.java
+++ b/container-search/src/main/java/com/yahoo/search/Searcher.java
@@ -161,6 +161,13 @@ public abstract class Searcher extends Processor {
         if ( ! result.isFilled(summaryClass)) {
             fill(result, summaryClass, execution);
         }
+        else {
+            int fillRejectTraceAt = 3;
+            if (result.getQuery().getTraceLevel() >= fillRejectTraceAt)
+                result.getQuery().trace("Ignoring fill(" + summaryClass + "): " +
+                                        ( result.hits().getFilled() == null ? "Hits are unfillable" : "Hits already filled" ) +
+                                        ": result.hits().getFilled()=" + result.hits().getFilled(), fillRejectTraceAt);
+        }
     }
 
     /** Returns a logger unique for the instance subclass */