Update lastExecutionStartTime when any driver starts

gerashegalov · Apr 29, 2015 · 7c44f84 · 7c44f84
1 parent 3d62132
commit 7c44f84
Showing 1 changed file with 3 additions and 4 deletions.
diff --git a/presto-main/src/main/java/com/facebook/presto/operator/TaskContext.java b/presto-main/src/main/java/com/facebook/presto/operator/TaskContext.java
@@ -121,12 +121,11 @@ public Session getSession()
 
  public void start()
  {
- if (!startNanos.compareAndSet(0, System.nanoTime())) {
- // already started
- return;
- }
  DateTime now = DateTime.now();
  executionStartTime.compareAndSet(null, now);
+ startNanos.compareAndSet(0, System.nanoTime());
+
+ // always update last execution start time
  lastExecutionStartTime.set(now);
  }