private boolean shouldSelectL0Files(StripeInformationProvider si) {
    return si.getLevel0Files().size() > this.config.getStripeCompactMaxFiles()
      || getTotalFileSize(si.getLevel0Files()) > comConf.getMaxCompactSize();
  }
Selects the compaction of a single stripe using default policy.
@param sfs          Files.
@param allFilesOnly Whether a compaction of all-or-none files is needed.
@return The resulting selection.
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/compactions/StripeCompactionPolicy.java