diff options
Diffstat (limited to 'collectors/debugfs.plugin/sys_devices_virtual_powercap.c')
| -rw-r--r-- | collectors/debugfs.plugin/sys_devices_virtual_powercap.c | 217 |
1 files changed, 0 insertions, 217 deletions
diff --git a/collectors/debugfs.plugin/sys_devices_virtual_powercap.c b/collectors/debugfs.plugin/sys_devices_virtual_powercap.c deleted file mode 100644 index ee261c27f..000000000 --- a/collectors/debugfs.plugin/sys_devices_virtual_powercap.c +++ /dev/null @@ -1,217 +0,0 @@ -// SPDX-License-Identifier: GPL-3.0-or-later - -#include "debugfs_plugin.h" - -struct zone_t { - char *zone_chart_id; - char *subzone_chart_id; - char *name; - char *path; - - unsigned long long max_energy_range_uj; - unsigned long long energy_uj; - - struct zone_t *subzones; - - struct zone_t *prev, *next; -}; - -static struct zone_t *rapl_zones = NULL; - -static bool get_measurement(const char *path, unsigned long long *energy_uj) { - return read_single_number_file(path, energy_uj) == 0; -} - -static struct zone_t *get_rapl_zone(const char *control_type __maybe_unused, struct zone_t *parent __maybe_unused, const char *dirname) { - char temp[FILENAME_MAX + 1]; - snprintfz(temp, FILENAME_MAX, "%s/%s", dirname, "name"); - - char name[FILENAME_MAX + 1] = ""; - if (read_file(temp, name, sizeof(name) - 1) != 0) - return NULL; - - char *trimmed = trim(name); - if (unlikely(trimmed == NULL || trimmed[0] == 0)) - return NULL; - - snprintfz(temp, FILENAME_MAX, "%s/%s", dirname, "max_energy_range_uj"); - unsigned long long max_energy_range_uj = 0; - if (unlikely(read_single_number_file(temp, &max_energy_range_uj) != 0)) { - collector_error("Cannot read %s", temp); - return NULL; - } - - snprintfz(temp, FILENAME_MAX, "%s/%s", dirname, "energy_uj"); - unsigned long long energy_uj; - if (unlikely(!get_measurement(temp, &energy_uj))) { - collector_info("%s: Cannot read %s", trimmed, temp); - return NULL; - } - - struct zone_t *zone = callocz(1, sizeof(*zone)); - - zone->name = strdupz(trimmed); - zone->path = strdupz(temp); - - zone->max_energy_range_uj = max_energy_range_uj; - zone->energy_uj = energy_uj; - - collector_info("Found zone: \"%s\"", zone->name); - - return zone; -} - -static struct zone_t *look_for_rapl_zones(const char *control_type, struct zone_t *parent, const char *path, int depth) { - if(depth > 2) - return NULL; - - struct zone_t *base = NULL; - - DIR *dir = opendir(path); - if (unlikely(dir == NULL)) - return NULL; - - struct dirent *de = NULL; - while ((de = readdir(dir))) { - if (de->d_type != DT_DIR || de->d_name[0] == '.') - continue; - - if(strncmp(de->d_name, "intel-rapl:", 11) != 0) - continue; - - char zone_path[FILENAME_MAX + 1]; - snprintfz(zone_path, FILENAME_MAX, "%s/%s", path, de->d_name); - - struct zone_t *zone = get_rapl_zone(control_type, parent, zone_path); - if(zone) { - DOUBLE_LINKED_LIST_APPEND_ITEM_UNSAFE(base, zone, prev, next); - - if(!parent) - zone->subzones = look_for_rapl_zones(control_type, zone, zone_path, depth + 1); - } - } - - closedir(dir); - return base; -} - -static struct zone_t *get_main_rapl_zones(void) { - struct zone_t *base = NULL; - - char dirname[FILENAME_MAX + 1]; - snprintfz(dirname, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/devices/virtual/powercap"); - - DIR *dir = opendir(dirname); - if (unlikely(dir == NULL)) - return 0; - - struct dirent *de = NULL; - while ((de = readdir(dir))) { - if (de->d_type != DT_DIR || de->d_name[0] == '.') - continue; - - if(strncmp(de->d_name, "intel-rapl", 10) != 0) - continue; - - char control_type_path[FILENAME_MAX + 1]; - snprintfz(control_type_path, FILENAME_MAX, "%s/%s", dirname, de->d_name); - - collector_info("Looking at control type \"%s\"", de->d_name); - struct zone_t *zone = look_for_rapl_zones(de->d_name, NULL, control_type_path, 0); - if(zone) - DOUBLE_LINKED_LIST_APPEND_LIST_UNSAFE(base, zone, prev, next); - } - closedir(dir); - - return base; -} - -int do_sys_devices_virtual_powercap(int update_every, const char *name __maybe_unused) { - - if (unlikely(!rapl_zones)) { - rapl_zones = get_main_rapl_zones(); - if (unlikely(!rapl_zones)) { - collector_info("Failed to find powercap zones."); - return 1; - } - } - - for(struct zone_t *zone = rapl_zones; zone ; zone = zone->next) { - if(!zone->zone_chart_id) { - char id[1000 + 1]; - snprintf(id, 1000, "cpu.powercap_intel_rapl_zone_%s", zone->name); - zone->zone_chart_id = strdupz(id); - - fprintf(stdout, - "CHART '%s' '' 'Intel RAPL Zone Power Consumption' 'Watts' 'powercap' '%s' '%s' %d %d '' 'debugfs.plugin' 'intel_rapl'\n", - zone->zone_chart_id, - "cpu.powercap_intel_rapl_zone", - debugfs_rrdset_type_name(RRDSET_TYPE_LINE), - NETDATA_CHART_PRIO_POWERCAP, - update_every); - - fprintf(stdout, - "CLABEL 'zone' '%s' 1\n" - "CLABEL_COMMIT\n", - zone->name); - - fprintf(stdout, - "DIMENSION 'power' '' %s 1 1000000 ''\n", - debugfs_rrd_algorithm_name(RRD_ALGORITHM_INCREMENTAL)); - - // for the sub-zones - snprintf(id, 1000, "cpu.powercap_intel_rapl_subzones_%s", zone->name); - zone->subzone_chart_id = strdupz(id); - fprintf(stdout, - "CHART '%s' '' 'Intel RAPL Subzones Power Consumption' 'Watts' 'powercap' '%s' '%s' %d %d '' 'debugfs.plugin' 'intel_rapl'\n", - zone->subzone_chart_id, - "cpu.powercap_intel_rapl_subzones", - debugfs_rrdset_type_name(RRDSET_TYPE_LINE), - NETDATA_CHART_PRIO_POWERCAP + 1, - update_every); - - fprintf(stdout, - "CLABEL 'zone' '%s' 1\n" - "CLABEL_COMMIT\n", - zone->name); - - for(struct zone_t *subzone = zone->subzones; subzone ; subzone = subzone->next) { - fprintf(stdout, - "DIMENSION '%s' '' %s 1 1000000 ''\n", - subzone->name, - debugfs_rrd_algorithm_name(RRD_ALGORITHM_INCREMENTAL)); - } - } - - if(get_measurement(zone->path, &zone->energy_uj)) { - fprintf(stdout, - "BEGIN '%s'\n" - "SET power = %llu\n" - "END\n" - , zone->zone_chart_id - , zone->energy_uj); - } - - if(zone->subzones) { - fprintf(stdout, - "BEGIN '%s'\n", - zone->subzone_chart_id); - - for (struct zone_t *subzone = zone->subzones; subzone; subzone = subzone->next) { - if(get_measurement(subzone->path, &subzone->energy_uj)) { - fprintf(stdout, - "SET '%s' = %llu\n", - subzone->name, - subzone->energy_uj); - } - } - - fprintf(stdout, "END\n"); - } - - } - - fflush(stdout); - - return 0; -} |