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1 // SPDX-License-Identifier: GPL-3.0-or-later
2
3 #ifndef NETDATA_SYSTEM_RAM_H
4 #define NETDATA_SYSTEM_RAM_H
5
6 #include "common-contexts.h"
7
8 #define _system_ram_chart() \
9 rrdset_create_localhost( \
10 "system" \
11 , "ram" \
12 , NULL \
13 , "ram" \
14 , NULL \
15 , "System RAM" \
16 , "MiB" \
17 , _COMMON_PLUGIN_NAME \
18 , _COMMON_PLUGIN_MODULE_NAME \
19 , NETDATA_CHART_PRIO_SYSTEM_RAM \
20 , update_every \
21 , RRDSET_TYPE_STACKED \
22 )
23
24 #ifdef OS_WINDOWS
25 static inline void common_system_ram(uint64_t free_bytes, uint64_t used_bytes, int update_every) {
26 static RRDSET *st_system_ram = NULL;
27 static RRDDIM *rd_free = NULL;
28 static RRDDIM *rd_used = NULL;
29
30 if(unlikely(!st_system_ram)) {
31 st_system_ram = _system_ram_chart();
32 rd_free = rrddim_add(st_system_ram, "free", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE);
33 rd_used = rrddim_add(st_system_ram, "used", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE);
34 }
35
36 // this always have to be in base units, so that exporting sends base units to other time-series db
37 rrddim_set_by_pointer(st_system_ram, rd_free, (collected_number)free_bytes);
38 rrddim_set_by_pointer(st_system_ram, rd_used, (collected_number)used_bytes);
39 rrdset_done(st_system_ram);
40 }
41 #endif
42
43 #ifdef OS_LINUX
44 static inline void common_system_ram(uint64_t free_bytes, uint64_t used_bytes, uint64_t cached_bytes, uint64_t buffers_bytes, int update_every) {
45 static RRDSET *st_system_ram = NULL;
46 static RRDDIM *rd_free = NULL;
47 static RRDDIM *rd_used = NULL;
48 static RRDDIM *rd_cached = NULL;
49 static RRDDIM *rd_buffers = NULL;
50
51 if(unlikely(!st_system_ram)) {
52 st_system_ram = _system_ram_chart();
53 rd_free = rrddim_add(st_system_ram, "free", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE);
54 rd_used = rrddim_add(st_system_ram, "used", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE);
55 rd_cached = rrddim_add(st_system_ram, "cached", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE);
56 rd_buffers = rrddim_add(st_system_ram, "buffers", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE);
57 }
58
59 // this always have to be in base units, so that exporting sends base units to other time-series db
60 rrddim_set_by_pointer(st_system_ram, rd_free, (collected_number)free_bytes);
61 rrddim_set_by_pointer(st_system_ram, rd_used, (collected_number)used_bytes);
62 rrddim_set_by_pointer(st_system_ram, rd_cached, (collected_number)cached_bytes);
63 rrddim_set_by_pointer(st_system_ram, rd_buffers, (collected_number)buffers_bytes);
64 rrdset_done(st_system_ram);
65 }
66 #endif
67
68 #endif //NETDATA_SYSTEM_RAM_H