22 |
|
#include "config.h" |
23 |
|
#endif |
24 |
|
|
25 |
– |
#include <stdio.h> |
25 |
|
#include "statgrab.h" |
26 |
+ |
#include <time.h> |
27 |
|
#ifdef SOLARIS |
28 |
|
#include <kstat.h> |
29 |
|
#include <sys/sysinfo.h> |
30 |
|
#include <string.h> |
31 |
|
#endif |
32 |
+ |
#ifdef LINUX |
33 |
+ |
#include <stdio.h> |
34 |
+ |
#include "tools.h" |
35 |
+ |
#endif |
36 |
+ |
#ifdef FREEBSD |
37 |
+ |
#include <sys/types.h> |
38 |
+ |
#include <sys/sysctl.h> |
39 |
+ |
#endif |
40 |
|
|
41 |
+ |
static page_stat_t page_stats; |
42 |
+ |
static int page_stats_uninit=1; |
43 |
+ |
|
44 |
|
page_stat_t *get_page_stats(){ |
45 |
< |
static page_stat_t page_stats; |
45 |
> |
#ifdef SOLARIS |
46 |
|
kstat_ctl_t *kc; |
47 |
|
kstat_t *ksp; |
48 |
|
cpu_stat_t cs; |
49 |
+ |
#endif |
50 |
+ |
#ifdef LINUX |
51 |
+ |
FILE *f; |
52 |
+ |
char *line_ptr; |
53 |
+ |
#endif |
54 |
+ |
#ifdef FREEBSD |
55 |
+ |
size_t size; |
56 |
+ |
#endif |
57 |
|
|
39 |
– |
page_stats.num_pagein=0; |
40 |
– |
page_stats.num_pageout=0; |
58 |
|
page_stats.pages_pagein=0; |
59 |
|
page_stats.pages_pageout=0; |
60 |
|
|
61 |
+ |
#ifdef SOLARIS |
62 |
|
if ((kc = kstat_open()) == NULL) { |
63 |
|
return NULL; |
64 |
|
} |
68 |
|
continue; |
69 |
|
} |
70 |
|
|
53 |
– |
page_stats.num_pagein+=(long long)cs.cpu_vminfo.pgin; |
54 |
– |
page_stats.num_pageout+=(long long)cs.cpu_vminfo.pgout; |
71 |
|
page_stats.pages_pagein+=(long long)cs.cpu_vminfo.pgpgin; |
72 |
|
page_stats.pages_pageout+=(long long)cs.cpu_vminfo.pgpgout; |
73 |
|
} |
75 |
|
page_stats.systime=time(NULL); |
76 |
|
|
77 |
|
kstat_close(kc); |
78 |
+ |
#endif |
79 |
+ |
#ifdef LINUX |
80 |
+ |
if((f=fopen("/proc/stat", "r"))==NULL){ |
81 |
+ |
return NULL; |
82 |
+ |
} |
83 |
+ |
if((line_ptr=f_read_line(f, "page"))==NULL){ |
84 |
+ |
fclose(f); |
85 |
+ |
return NULL; |
86 |
+ |
} |
87 |
+ |
if((sscanf(line_ptr, "page %lld %lld", &page_stats.pages_pagein, &page_stats.pages_pageout))!=2){ |
88 |
+ |
return NULL; |
89 |
+ |
} |
90 |
+ |
page_stats.systime=time(NULL); |
91 |
+ |
fclose(f); |
92 |
|
|
93 |
+ |
#endif |
94 |
+ |
#ifdef FREEBSD |
95 |
+ |
if (sysctlbyname("vm.stats.vm.v_swappgsin", NULL, &size, NULL, NULL) < 0){ |
96 |
+ |
return NULL; |
97 |
+ |
} |
98 |
+ |
if (sysctlbyname("vm.stats.vm.v_swappgsin", &page_stats.pages_pagein, &size, NULL, NULL) < 0){ |
99 |
+ |
return NULL; |
100 |
+ |
} |
101 |
+ |
if (sysctlbyname("vm.stats.vm.v_swappgsout", NULL, &size, NULL, NULL) < 0){ |
102 |
+ |
return NULL; |
103 |
+ |
} |
104 |
+ |
if (sysctlbyname("vm.stats.vm.v_swappgsout", &page_stats.pages_pageout, &size, NULL, NULL) < 0){ |
105 |
+ |
return NULL; |
106 |
+ |
} |
107 |
+ |
|
108 |
+ |
#endif |
109 |
+ |
|
110 |
|
return &page_stats; |
111 |
+ |
} |
112 |
+ |
|
113 |
+ |
page_stat_t *get_page_stats_diff(){ |
114 |
+ |
page_stat_t *page_ptr; |
115 |
+ |
static page_stat_t page_stats_diff; |
116 |
+ |
|
117 |
+ |
if(page_stats_uninit){ |
118 |
+ |
page_ptr=get_page_stats(); |
119 |
+ |
if(page_ptr==NULL){ |
120 |
+ |
return NULL; |
121 |
+ |
} |
122 |
+ |
page_stats_uninit=0; |
123 |
+ |
return page_ptr; |
124 |
+ |
} |
125 |
+ |
|
126 |
+ |
page_stats_diff.pages_pagein=page_stats.pages_pagein; |
127 |
+ |
page_stats_diff.pages_pageout=page_stats.pages_pageout; |
128 |
+ |
page_stats_diff.systime=page_stats.systime; |
129 |
+ |
|
130 |
+ |
page_ptr=get_page_stats(); |
131 |
+ |
if(page_ptr==NULL){ |
132 |
+ |
return NULL; |
133 |
+ |
} |
134 |
+ |
|
135 |
+ |
page_stats_diff.pages_pagein=page_stats.pages_pagein-page_stats_diff.pages_pagein; |
136 |
+ |
page_stats_diff.pages_pageout=page_stats.pages_pageout-page_stats_diff.pages_pageout; |
137 |
+ |
page_stats_diff.systime=page_stats.systime-page_stats_diff.systime; |
138 |
+ |
|
139 |
+ |
return &page_stats_diff; |
140 |
|
} |