| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | #ifndef NETDATA_SYSTEM_IO_H |
| 4 | #define NETDATA_SYSTEM_IO_H |
| 5 | |
| 6 | #include "common-contexts.h" |
| 7 | |
| 8 | static inline void common_system_io(uint64_t read_bytes, uint64_t write_bytes, int update_every) { |
| 9 | static RRDSET *st_io = NULL; |
| 10 | static RRDDIM *rd_in = NULL, *rd_out = NULL; |
| 11 | |
| 12 | if(unlikely(!st_io)) { |
| 13 | st_io = rrdset_create_localhost( |
| 14 | "system" |
| 15 | , "io" |
| 16 | , NULL |
| 17 | , "disk" |
| 18 | , NULL |
| 19 | , "Disk I/O" |
| 20 | , "KiB/s" |
| 21 | , _COMMON_PLUGIN_NAME |
| 22 | , _COMMON_PLUGIN_MODULE_NAME |
| 23 | , NETDATA_CHART_PRIO_SYSTEM_IO |
| 24 | , update_every |
| 25 | , RRDSET_TYPE_AREA |
| 26 | ); |
| 27 | |
| 28 | rd_in = rrddim_add(st_io, "in", "reads", 1, 1024, RRD_ALGORITHM_INCREMENTAL); |
| 29 | rd_out = rrddim_add(st_io, "out", "writes", -1, 1024, RRD_ALGORITHM_INCREMENTAL); |
| 30 | } |
| 31 | |
| 32 | // this always have to be in base units, so that exporting sends base units to other time-series db |
| 33 | rrddim_set_by_pointer(st_io, rd_in, (collected_number)read_bytes); |
| 34 | rrddim_set_by_pointer(st_io, rd_out, (collected_number)write_bytes); |
| 35 | rrdset_done(st_io); |
| 36 | } |
| 37 | |
| 38 | #endif //NETDATA_SYSTEM_IO_H |