public void addBaseHeader(int headerIx) {
      baseHeaders[baseCount] = headerIx;
      ++baseCount;
      --remainingToFind;
    }
The headers from abandoned moved attempts that cannot yet be returned to the
free lists, or unlocked due to some lock being held and deadlock potential.
llap-server/src/java/org/apache/hadoop/hive/llap/cache/BuddyAllocator.java