swamirishi commented on code in PR #5719:
URL: https://github.com/apache/ozone/pull/5719#discussion_r1413486763


##########
hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/snapshot/SnapshotDiffManager.java:
##########
@@ -289,28 +289,31 @@ public PersistentMap<String, SnapshotDiffJob> 
getSnapDiffJobTable() {
 
   private Optional<ManagedSSTDumpTool> initSSTDumpTool(
       final OzoneConfiguration conf) {
-    try {
-      int threadPoolSize = conf.getInt(
-              OMConfigKeys.OZONE_OM_SNAPSHOT_SST_DUMPTOOL_EXECUTOR_POOL_SIZE,
-              OMConfigKeys
-                  .OZONE_OM_SNAPSHOT_SST_DUMPTOOL_EXECUTOR_POOL_SIZE_DEFAULT);
-      int bufferSize = (int) conf.getStorageSize(
-          OMConfigKeys.OZONE_OM_SNAPSHOT_SST_DUMPTOOL_EXECUTOR_BUFFER_SIZE,
-          OMConfigKeys
-              .OZONE_OM_SNAPSHOT_SST_DUMPTOOL_EXECUTOR_BUFFER_SIZE_DEFAULT,
-              StorageUnit.BYTES);
-      this.sstDumpToolExecService = Optional.of(new ThreadPoolExecutor(0,
-              threadPoolSize, 60, TimeUnit.SECONDS,
-              new SynchronousQueue<>(), new ThreadFactoryBuilder()
-          .setNameFormat(ozoneManager.getThreadNamePrefix() +
-              "snapshot-diff-manager-sst-dump-tool-TID-%d")
-              .build(),
-              new ThreadPoolExecutor.DiscardPolicy()));
-      return Optional.of(new ManagedSSTDumpTool(sstDumpToolExecService.get(),
-          bufferSize));
-    } catch (NativeLibraryNotLoadedException e) {
-      this.sstDumpToolExecService.ifPresent(exec ->
-          closeExecutorService(exec, "SstDumpToolExecutor"));
+    if (conf.getBoolean(OMConfigKeys.OZONE_OM_SNAPSHOT_NATIVE_LIB_ENABLED_DIFF,

Review Comment:
   no we should have this flag. Native lib loading can fail for certain 
platforms



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