summaryrefslogtreecommitdiff
path: root/src/stats.cpp
blob: 63757b6531245ac091f54e03cee133a521633951 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
#ifndef STATS_CPP
#define STATS_CPP

#include "stats.h"
#include "tool/tool.h"

using namespace std;

stats::stats()
{
 i_rusage_vec_size = tool::string2int(
  wrap::CONF->get_elem("httpd.stats.rusagehistory")); 


 pthread_mutex_init( &mut_vec_rusage, NULL );

}

stats::~stats()
{
 pthread_mutex_destroy( &mut_vec_rusage ); 
}

void
stats::update_rusage_history()
{
 wrap::system_message(STATUPR);
 
 rusage* p_rusage = new rusage;
 getrusage( RUSAGE_SELF, p_rusage );      

 map<string,long> map_rusage;

 map_rusage["ru_maxrss"] = p_rusage->ru_maxrss;
 map_rusage["ru_ixrss"] = p_rusage->ru_ixrss;
 map_rusage["ru_idrss"] = p_rusage->ru_idrss;
 map_rusage["ru_isrss"] = p_rusage->ru_isrss;
 map_rusage["ru_minflt"] = p_rusage->ru_minflt;
 map_rusage["ru_majflt"] = p_rusage->ru_majflt;
 map_rusage["ru_nswap"] = p_rusage->ru_nswap;
 map_rusage["ru_inblock"] = p_rusage->ru_inblock;
 map_rusage["ru_oublock"] = p_rusage->ru_oublock;
 map_rusage["ru_msgsnd"] = p_rusage->ru_msgsnd;
 map_rusage["ru_msgrcv"] = p_rusage->ru_msgrcv;
 map_rusage["ru_nsignals"] = p_rusage->ru_nsignals;
 map_rusage["ru_nvcsw"] = p_rusage->ru_nvcsw;
 map_rusage["ru_nivcsw"] = p_rusage->ru_nivcsw;

 delete p_rusage;

 pthread_mutex_lock ( &mut_vec_rusage );

 if ( vec_rusage_history.size() >= i_rusage_vec_size )
  vec_rusage_history.erase( vec_rusage_history.begin() ); 

 vec_rusage_history.push_back(map_rusage); 

 pthread_mutex_unlock( &mut_vec_rusage );
}

void
stats::set_rusage_vec_size( int i_rusage_vec_size )
{
 pthread_mutex_lock ( &mut_vec_rusage );
 this->i_rusage_vec_size = i_rusage_vec_size; 
 pthread_mutex_unlock( &mut_vec_rusage );
}

long
stats::get_ru_maxrss()
{
 rusage* p_rusage = new rusage;
 getrusage( RUSAGE_SELF, p_rusage );      

 long l_ret = p_rusage->ru_maxrss;
 delete p_rusage;

 return l_ret;
}

string
stats::get_rusage_history( string s_type, string s_seperator )
{
 string s_ret;
 int i_count = 0;
 vector< map<string,long> >::iterator iter;
 
 pthread_mutex_lock  ( &mut_vec_rusage );

 for ( iter = vec_rusage_history.begin(); 
       iter != vec_rusage_history.end();
       iter++, i_count++ )
   s_ret.append(s_seperator + 
    tool::int2string(i_count) + ". " + iter->find(s_type)->first + " " +
    tool::int2string( iter->find(s_type)->second) + "\n");

 pthread_mutex_unlock( &mut_vec_rusage );
 
 return s_ret;
}

#endif