hemantk-12 commented on code in PR #8214:
URL: https://github.com/apache/ozone/pull/8214#discussion_r2056783437


##########
hadoop-hdds/rocksdb-checkpoint-differ/src/main/java/org/apache/ozone/rocksdiff/RocksDBCheckpointDiffer.java:
##########
@@ -1140,7 +1193,17 @@ private void addFileInfoToCompactionLogTable(
       builder.setCompactionReason(compactionReason);
     }
 
-    addToCompactionLogTable(builder.build());
+    CompactionLogEntry compactionLogEntry = builder.build();
+    byte[] key = addToCompactionLogTable(compactionLogEntry);
+    // Add the compaction log entry to the prune queue so that the backup 
input sst files can be pruned.
+    if (isNativeLibsLoaded) {
+      try {
+        pruneQueue.put(Pair.of(key, compactionLogEntry));
+      } catch (InterruptedException e) {
+        LOG.error("Could not add backup SST files in queue to be pruned. {}",
+            compactionLogEntry.getInputFileInfoList(), e);
+      }
+    }

Review Comment:
   No. `onCompactionComplete` mainly adds entries to `compactionLogTable` and 
`OM startup` is for backward compatibility. 



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