Handle missing query start time in LoggingRequestHandler

1 files changed, 4 insertions, 1 deletions

diff --git a/container-core/src/main/java/com/yahoo/container/jdisc/LoggingRequestHandler.java b/container-core/src/main/java/com/yahoo/container/jdisc/LoggingRequestHandler.java
index 0d20fc05586..222df8fb266 100644
--- a/container-core/src/main/java/com/yahoo/container/jdisc/LoggingRequestHandler.java
+++ b/container-core/src/main/java/com/yahoo/container/jdisc/LoggingRequestHandler.java
@@ -134,7 +134,10 @@ public abstract class LoggingRequestHandler extends ThreadedHttpRequestHandler {
         long summaryStartTime = 0;
         if (t != null) {
             timeoutInterval = t.getTimeout();
-            requestOverhead = t.getQueryStartTime() - startTime;
+            long queryStartTime = t.getQueryStartTime();
+            if (queryStartTime > 0) {
+                requestOverhead = queryStartTime - startTime;
+            }
             summaryStartTime = t.getSummaryStartTime();
         }