ceph/src/test/osd/TestOpStat.h

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 #include "common/Mutex.h"
   3 #include "common/Cond.h"
   4 #include "include/rados/librados.hpp"
   5
   6 #ifndef TESTOPSTAT_H
   7 #define TESTOPSTAT_H
   8
   9 class TestOp;
  10
  11 class TestOpStat {
  12 public:
  13   mutable Mutex stat_lock;
  14
  15   TestOpStat() : stat_lock("TestOpStat lock") {}
  16
  17   static uint64_t gettime()
  18   {
  19     timeval t;
  20     gettimeofday(&t,0);
  21     return (1000000*t.tv_sec) + t.tv_usec;
  22   }
  23
  24   class TypeStatus {
  25   public:
  26     map<TestOp*,uint64_t> inflight;
  27     multiset<uint64_t> latencies;
  28     void begin(TestOp *in)
  29     {
  30       assert(!inflight.count(in));
  31       inflight[in] = gettime();
  32     }
  33
  34     void end(TestOp *in)
  35     {
  36       assert(inflight.count(in));
  37       uint64_t curtime = gettime();
  38       latencies.insert(curtime - inflight[in]);
  39       inflight.erase(in);
  40     }
  41
  42     void export_latencies(map<double,uint64_t> &in) const;
  43   };
  44   map<string,TypeStatus> stats;
  45
  46   void begin(TestOp *in);
  47   void end(TestOp *in);
  48   friend std::ostream & operator<<(std::ostream &, const TestOpStat &);
  49 };
  50
  51 std::ostream & operator<<(std::ostream &out, const TestOpStat &rhs);
  52
  53 #endif