private String getStoreNameForUnderCompaction(HStore store) {
    return String.format("%s:%s",
      store.getHRegion() != null ? store.getHRegion().getRegionInfo().getEncodedName() : "",
      store.getColumnFamilyName());
  }
Returns the shortCompactions thread pool executor
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/CompactSplit.java