HBASE-26969: Eliminate MOB renames when SFT is enabled

improve logging
apache · Jun 9, 2022 · 79e15bf · 79e15bf
1 parent feb7012
commit 79e15bf
Showing 1 changed file with 10 additions and 6 deletions.
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/RSMobFileCleanerChore.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/RSMobFileCleanerChore.java
@@ -167,12 +167,16 @@ public RSMobFileCleanerChore() {
           }
         }
 
-        LOG.debug("Found: {} active mob refs for table={}",
-          referencedMOBs.values().stream().map(inner -> inner.values())
-            .flatMap(lists -> lists.stream()).mapToInt(lists -> lists.size()).sum(),
-          htd.getTableName().getNameAsString());
-        referencedMOBs.values().stream().forEach(innerMap -> innerMap.values().stream()
-          .forEach(mobFileList -> mobFileList.stream().forEach(LOG::trace)));
+        if (LOG.isDebugEnabled()) {
+          LOG.debug("Found: {} active mob refs for table={}",
+            referencedMOBs.values().stream().map(inner -> inner.values())
+              .flatMap(lists -> lists.stream()).mapToInt(lists -> lists.size()).sum(),
+            htd.getTableName().getNameAsString());
+        }
+        if (LOG.isTraceEnabled()) {
+          referencedMOBs.values().stream().forEach(innerMap -> innerMap.values().stream()
+            .forEach(mobFileList -> mobFileList.stream().forEach(LOG::trace)));
+        }
 
         //collect regions referencing MOB files belonging to the current rs
         Set<String> regionsCovered = new HashSet<>();