private Long getLongOrNull(CommandLine cmd, String option) {
    if (!cmd.hasOption(option)) return null;
    return Long.parseLong(cmd.getOptionValue(option));
  }
A perf test which does large data ingestion using stripe compactions and regular compactions.
hbase-it/src/test/java/org/apache/hadoop/hbase/StripeCompactionsPerformanceEvaluation.java