s3-libads: use ldap_init_fd() to initialize a ldap session if possible
[bbaumbach/samba-autobuild/.git] / examples / perfcounter / perf_writer_mem.c
1 /* 
2  *  Unix SMB/CIFS implementation.
3  *  Performance Counter Daemon
4  *
5  *  Copyright (C) Marcin Krzysztof Porwit    2005
6  *  
7  *  This program is free software; you can redistribute it and/or modify
8  *  it under the terms of the GNU General Public License as published by
9  *  the Free Software Foundation; either version 3 of the License, or
10  *  (at your option) any later version.
11  *  
12  *  This program is distributed in the hope that it will be useful,
13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  *  GNU General Public License for more details.
16  *  
17  *  You should have received a copy of the GNU General Public License
18  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
19  */
20
21 #include "perf.h"
22
23 void get_meminfo(PERF_DATA_BLOCK *data)
24 {
25     int status;
26     struct sysinfo info;
27     status = sysinfo(&info);
28     
29     data->memInfo.data->availPhysKb = (info.freeram * info.mem_unit)/1024;
30     data->memInfo.data->availSwapKb = (info.freeswap * info.mem_unit)/1024;
31     data->memInfo.data->totalPhysKb = (info.totalram * info.mem_unit)/1024;
32     data->memInfo.data->totalSwapKb = (info.totalswap * info.mem_unit)/1024;
33
34     /* Also get uptime since we have the structure */
35     data->PerfTime = (unsigned long)info.uptime;
36
37     return;
38 }
39
40 void init_memdata_desc(PERF_DATA_BLOCK *data)
41 {
42     init_perf_counter(&(data->memInfo.memObjDesc),
43                       &(data->memInfo.memObjDesc),
44                       get_counter_id(data),
45                       "Memory",
46                       "The Memory performance object consists of counters that describe the behavior of physical and virtual memory on the computer.",
47                       0,
48                       PERF_OBJECT);
49     init_perf_counter(&(data->memInfo.availPhysKb),
50                       &(data->memInfo.memObjDesc),
51                       get_counter_id(data),
52                       "Available Physical Kilobytes",
53                       "Available Physical Kilobytes is the number of free kilobytes in physical memory",
54                       PERF_SIZE_DWORD | PERF_TYPE_NUMBER | PERF_NUMBER_DECIMAL | PERF_DISPLAY_NO_SUFFIX,
55                       PERF_COUNTER);
56     init_perf_counter(&(data->memInfo.availSwapKb),
57                       &(data->memInfo.memObjDesc),
58                       get_counter_id(data),
59                       "Available Swap Kilobytes",
60                       "Available Swap Kilobytes is the number of free kilobytes in swap space",
61                       PERF_SIZE_DWORD | PERF_TYPE_NUMBER | PERF_NUMBER_DECIMAL | PERF_DISPLAY_NO_SUFFIX,
62                       PERF_COUNTER);
63     init_perf_counter(&(data->memInfo.totalPhysKb),
64                       &(data->memInfo.memObjDesc),
65                       get_counter_id(data),
66                       "Total Physical Kilobytes",
67                       "Total Physical Kilobytes is a base counter",
68                       PERF_SIZE_DWORD | PERF_TYPE_NUMBER | PERF_NUMBER_DECIMAL | PERF_COUNTER_BASE | PERF_DISPLAY_NOSHOW,
69                       PERF_COUNTER);
70     init_perf_counter(&(data->memInfo.totalSwapKb),
71                       &(data->memInfo.memObjDesc),
72                       get_counter_id(data),
73                       "Total Swap Kilobytes",
74                       "Total Swap Kilobytes is a base counter",
75                       PERF_SIZE_DWORD | PERF_TYPE_NUMBER | PERF_NUMBER_DECIMAL | PERF_COUNTER_BASE | PERF_DISPLAY_NOSHOW,
76                       PERF_COUNTER);
77
78     return;
79 }
80
81 void init_mem_data(PERF_DATA_BLOCK *data)
82 {
83     data->memInfo.data = calloc(1, sizeof(*data->memInfo.data));
84     if(!data->memInfo.data)
85     {
86         perror("init_memdata: out of memory");
87         exit(1);
88     }
89
90     init_memdata_desc(data);
91
92     get_meminfo(data);
93
94     return;
95 }
96
97 void output_mem_desc(PERF_DATA_BLOCK *data, RuntimeSettings rt)
98 {
99     output_perf_desc(data->memInfo.memObjDesc, rt);
100     output_perf_desc(data->memInfo.availPhysKb, rt);
101     output_perf_desc(data->memInfo.availSwapKb, rt);
102     output_perf_desc(data->memInfo.totalPhysKb, rt);
103     output_perf_desc(data->memInfo.totalSwapKb, rt);
104
105     return;
106 }
107
108 void output_meminfo(PERF_DATA_BLOCK *data, RuntimeSettings rt, int tdb_flags)
109 {
110     output_perf_counter(data->memInfo.availPhysKb, 
111                         (unsigned long long)data->memInfo.data->availPhysKb, 
112                         rt, tdb_flags);
113     output_perf_counter(data->memInfo.availSwapKb, 
114                         (unsigned long long)data->memInfo.data->availSwapKb,
115                         rt, tdb_flags);
116     output_perf_counter(data->memInfo.totalPhysKb,
117                         (unsigned long long)data->memInfo.data->totalPhysKb,
118                         rt, tdb_flags);
119     output_perf_counter(data->memInfo.totalSwapKb,
120                         (unsigned long long)data->memInfo.data->totalSwapKb,
121                         rt, tdb_flags);
122
123     return;
124 }