TEZ-4039: Addendum: Tez should inject dag id, query id into MDC. (#325)…

… (Ayush Saxena reviewed by Laszlo Bodor)
apache · Jan 8, 2024 · 174d0d1 · 174d0d1
1 parent 2dcdeba
commit 174d0d1
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/tez-common/src/main/java/org/apache/tez/util/LoggingUtils.java b/tez-common/src/main/java/org/apache/tez/util/LoggingUtils.java
@@ -124,7 +124,11 @@ public static ThreadLocalMap setupLog4j() {
       mdcField.set(null, mdc);
 
     } catch (Exception e) {
-      LOG.warn("Cannot set log4j global MDC, mdcContext won't be applied to log4j's MDC class", e);
+      if (LOG.isDebugEnabled()) {
+        LOG.debug("Cannot set log4j global MDC, mdcContext won't be applied to log4j's MDC class", e);
+      } else {
+        LOG.warn("Cannot set log4j global MDC, mdcContext won't be applied to log4j's MDC class: {}", e.getMessage());
+      }
     }
 
     return mdcContext;