name-resolution-benchmark.cc

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// Copyright 2012 Cloudera Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include <stdlib.h>
#include <stdio.h>
#include <iostream>
#include "util/cpu-info.h"
#include "util/debug-util.h"
#include "util/network-util.h"
#include "util/stopwatch.h"

#include <boost/foreach.hpp>

#include <list>
#include <boost/assign/list_of.hpp>

using namespace boost::assign;

using namespace boost;
using namespace impala;
using namespace std;

// Benchmark for thread creation time using the ParallelExecutor.  The total time
// also includes thread shutdown and object creation overhead.
//   Time to start up 1 threads: 0
//   Time to start up 5 threads: 0
//   Time to start up 50 threads: 0
//   Time to start up 500 threads: 5ms
//   Total time: 11ms

static list <string> backends = list_of ("e1114.halxg.cloudera.com")
("e1115.halxg.cloudera.com")
("e1116.halxg.cloudera.com")
("e1117.halxg.cloudera.com")
("e1118.halxg.cloudera.com")
("e1119.halxg.cloudera.com")
("e1120.halxg.cloudera.com")
("e1121.halxg.cloudera.com")
("e1201.halxg.cloudera.com")
("e1202.halxg.cloudera.com")
("e1203.halxg.cloudera.com")
("e1204.halxg.cloudera.com")
("e1205.halxg.cloudera.com")
("e1206.halxg.cloudera.com")
("e1207.halxg.cloudera.com")
("e1208.halxg.cloudera.com")
("e1209.halxg.cloudera.com")
("e1210.halxg.cloudera.com")
("e1211.halxg.cloudera.com")
("e1212.halxg.cloudera.com")
("e1213.halxg.cloudera.com")
("e1214.halxg.cloudera.com")
("e1215.halxg.cloudera.com")
("e1216.halxg.cloudera.com")
("e1217.halxg.cloudera.com")
("e1218.halxg.cloudera.com")
("e1219.halxg.cloudera.com")
("e1220.halxg.cloudera.com")
("e1221.halxg.cloudera.com")
("e1301.halxg.cloudera.com")
("e1302.halxg.cloudera.com")
("e1303.halxg.cloudera.com")
("e1304.halxg.cloudera.com")
("e1305.halxg.cloudera.com")
("e1306.halxg.cloudera.com")
("e1307.halxg.cloudera.com")
("e1308.halxg.cloudera.com")
("e1309.halxg.cloudera.com")
("e1310.halxg.cloudera.com")
("e1311.halxg.cloudera.com")
("e1312.halxg.cloudera.com")
("e1313.halxg.cloudera.com")
("e1314.halxg.cloudera.com")
("e1315.halxg.cloudera.com")
("e1316.halxg.cloudera.com")
("e1317.halxg.cloudera.com")
("e1319.halxg.cloudera.com")
("e1320.halxg.cloudera.com")
("e1321.halxg.cloudera.com")
("e1401.halxg.cloudera.com")
("e1402.halxg.cloudera.com")
("e1403.halxg.cloudera.com")
("e1404.halxg.cloudera.com")
("e1405.halxg.cloudera.com")
("e1406.halxg.cloudera.com")
("e1407.halxg.cloudera.com")
("e1408.halxg.cloudera.com")
("e1410.halxg.cloudera.com")
("e1411.halxg.cloudera.com")
("e1412.halxg.cloudera.com")
("e1413.halxg.cloudera.com")
("e1415.halxg.cloudera.com")
("e1417.halxg.cloudera.com")
("e1419.halxg.cloudera.com")
("e1420.halxg.cloudera.com")
("e1421.halxg.cloudera.com")
("e1501.halxg.cloudera.com")
("e1502.halxg.cloudera.com")
("e1503.halxg.cloudera.com")
("e1504.halxg.cloudera.com")
("e1505.halxg.cloudera.com")
("e1506.halxg.cloudera.com")
("e1507.halxg.cloudera.com")
("e1508.halxg.cloudera.com")
("e1509.halxg.cloudera.com")
("e1510.halxg.cloudera.com")
("e1511.halxg.cloudera.com")
("e1512.halxg.cloudera.com")
("e1513.halxg.cloudera.com")
("e1514.halxg.cloudera.com")
("e1515.halxg.cloudera.com")
("e1516.halxg.cloudera.com")
("e1517.halxg.cloudera.com")
("e1518.halxg.cloudera.com")
("e1519.halxg.cloudera.com")
("e1520.halxg.cloudera.com")
    ("e1521.halxg.cloudera.com");

void TimeNameResolution() {

}

int main(int argc, char **argv) {
  google::InitGoogleLogging(argv[0]);
  CpuInfo::Init();

  // Measure how long it takes to start up a bunch of threads
  StopWatch total_time;
  total_time.Start();

  BOOST_FOREACH(const string& s, backends) {
    vector<string> out;
    HostnameToIpAddrs(s, &out);
  }

  total_time.Stop();

  cout << backends.size() << " lookups done in "
        << PrettyPrinter::Print(total_time.ElapsedTime(), TCounterType::CPU_TICKS)
       << " at " << backends.size()  * 1000.0 * 1000.0 * 1000.0 / (total_time.ElapsedTime() )
       << " / s"
        << endl;

  return 0;
}