@Override
  public CompletableFuture<Void> setQuota(QuotaSettings quota) {
    return this.<Void> newMasterCaller()
      .action((controller, stub) -> this.<SetQuotaRequest, SetQuotaResponse, Void> call(controller,
        stub, QuotaSettings.buildSetQuotaRequestProto(quota),
        (s, c, req, done) -> s.setQuota(c, req, done), (resp) -> null))
      .call();
  }
Compact the region at specific region server.
hbase-client/src/main/java/org/apache/hadoop/hbase/client/RawAsyncHBaseAdmin.java