oak-run-commons/src/main/java/org/apache/jackrabbit/oak/index/indexer/document/flatfile/TraverseWithSortStrategy.java
oak-segment-tar/src/main/java/org/apache/jackrabbit/oak/segment/file/GCMemoryBarrier.java

oak-run-commons/src/main/java/org/apache/jackrabbit/oak/index/indexer/document/flatfile/DefaultMemoryManager.java
oak-segment-tar/src/main/java/org/apache/jackrabbit/oak/segment/file/GCMemoryBarrier.java