Serialise LATER document updates only when they will be logged

1 files changed, 1 insertions, 1 deletions

diff --git a/docproc/src/main/java/com/yahoo/docproc/jdisc/DocumentProcessingHandler.java b/docproc/src/main/java/com/yahoo/docproc/jdisc/DocumentProcessingHandler.java
index edf773919f8..c9b3c4f9b4a 100644
--- a/docproc/src/main/java/com/yahoo/docproc/jdisc/DocumentProcessingHandler.java
+++ b/docproc/src/main/java/com/yahoo/docproc/jdisc/DocumentProcessingHandler.java
@@ -194,7 +194,7 @@ public class DocumentProcessingHandler extends AbstractRequestHandler {
 
         private LaterTimerTask(DocumentProcessingTask processingTask, long delay) {
             this.delay = delay;
-            log.log(Level.FINE, "Enqueueing in " + delay + " ms due to Progress.LATER: " + processingTask);
+            log.log(Level.FINE, () -> "Enqueueing in " + delay + " ms due to Progress.LATER: " + processingTask);
             this.processingTask = processingTask;
         }