void close(LocalRegion region, boolean closeDataOnly) {
    try {
      getDiskStore().close(region, this, closeDataOnly);
    } finally {
      statsClose(region);
    }
  }
stops the compactor outside the write lock. Once stopped then it proceeds to close the current
* old oplogs
geode-core/src/main/java/org/apache/geode/internal/cache/DiskRegion.java