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[GitHub] [carbondata] vikramahuja1001 commented on a change in pull request #4072: [CARBONDATA-4110] Support clean files dry run operation and show statistics after clean files operation

Posted by GitBox on Mar 09, 2021; 10:21am
URL: http://apache-carbondata-dev-mailing-list-archive.168.s1.nabble.com/GitHub-carbondata-vikramahuja1001-opened-a-new-pull-request-4072-WIP-Clean-files-phase2-tp105322p106600.html


vikramahuja1001 commented on a change in pull request #4072:
URL: https://github.com/apache/carbondata/pull/4072#discussion_r590183560



##########
File path: core/src/main/java/org/apache/carbondata/core/statusmanager/SegmentStatusManager.java
##########
@@ -1125,13 +1165,32 @@ public static void deleteLoadsAndUpdateMetadata(CarbonTable carbonTable, boolean
             CarbonLockUtil.fileUnlock(carbonTableStatusLock, LockUsage.TABLE_STATUS_LOCK);
           }
           if (updateCompletionStatus) {
-            DeleteLoadFolders
+            long[] cleanFileSizeFreed = DeleteLoadFolders
                 .physicalFactAndMeasureMetadataDeletion(carbonTable, newAddedLoadHistoryList,
                   isForceDeletion, partitionSpecs, cleanStaleInprogress);
+            sizeFreed += cleanFileSizeFreed[0];
+            trashSizeRemaining += cleanFileSizeFreed[1];
+          }
+        }
+      } else {
+        try {
+          for (LoadMetadataDetails oneLoad : metadataDetails) {
+            if (isExpiredSegment(oneLoad, carbonTable.getAbsoluteTableIdentifier())) {
+              if (!carbonTable.isHivePartitionTable()) {
+                trashSizeRemaining += FileFactory.getDirectorySize(CarbonTablePath.getSegmentPath(
+                  carbonTable.getTablePath(), oneLoad.getLoadName()));
+              } else {
+                trashSizeRemaining += partitionTableSegmentSize(carbonTable, oneLoad,
+                  metadataDetails, partitionSpecs);
+              }
+            }
           }
+        } catch (Exception e) {
+          LOG.error("Unable to calculate size of garbage data", e);
         }
       }
     }
+    return new long[]{sizeFreed, trashSizeRemaining};

Review comment:
       changed logic, removed dry run flow with current clean files flow and made a different flow to handle that part




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