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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-05 12:08:03 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-05 12:08:18 +0000
commit5da14042f70711ea5cf66e034699730335462f66 (patch)
tree0f6354ccac934ed87a2d555f45be4c831cf92f4a /web/api/queries/median/median.h
parentReleasing debian version 1.44.3-2. (diff)
downloadnetdata-5da14042f70711ea5cf66e034699730335462f66.tar.xz
netdata-5da14042f70711ea5cf66e034699730335462f66.zip
Merging upstream version 1.45.3+dfsg.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'web/api/queries/median/median.h')
-rw-r--r--web/api/queries/median/median.h143
1 files changed, 0 insertions, 143 deletions
diff --git a/web/api/queries/median/median.h b/web/api/queries/median/median.h
deleted file mode 100644
index 3d6d35925..000000000
--- a/web/api/queries/median/median.h
+++ /dev/null
@@ -1,143 +0,0 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
-
-#ifndef NETDATA_API_QUERIES_MEDIAN_H
-#define NETDATA_API_QUERIES_MEDIAN_H
-
-#include "../query.h"
-#include "../rrdr.h"
-
-struct tg_median {
- size_t series_size;
- size_t next_pos;
- NETDATA_DOUBLE percent;
-
- NETDATA_DOUBLE *series;
-};
-
-static inline void tg_median_create_internal(RRDR *r, const char *options, NETDATA_DOUBLE def) {
- long entries = r->view.group;
- if(entries < 10) entries = 10;
-
- struct tg_median *g = (struct tg_median *)onewayalloc_callocz(r->internal.owa, 1, sizeof(struct tg_median));
- g->series = onewayalloc_mallocz(r->internal.owa, entries * sizeof(NETDATA_DOUBLE));
- g->series_size = (size_t)entries;
-
- g->percent = def;
- if(options && *options) {
- g->percent = str2ndd(options, NULL);
- if(!netdata_double_isnumber(g->percent)) g->percent = 0.0;
- if(g->percent < 0.0) g->percent = 0.0;
- if(g->percent > 50.0) g->percent = 50.0;
- }
-
- g->percent = g->percent / 100.0;
- r->time_grouping.data = g;
-}
-
-static inline void tg_median_create(RRDR *r, const char *options) {
- tg_median_create_internal(r, options, 0.0);
-}
-static inline void tg_median_create_trimmed_1(RRDR *r, const char *options) {
- tg_median_create_internal(r, options, 1.0);
-}
-static inline void tg_median_create_trimmed_2(RRDR *r, const char *options) {
- tg_median_create_internal(r, options, 2.0);
-}
-static inline void tg_median_create_trimmed_3(RRDR *r, const char *options) {
- tg_median_create_internal(r, options, 3.0);
-}
-static inline void tg_median_create_trimmed_5(RRDR *r, const char *options) {
- tg_median_create_internal(r, options, 5.0);
-}
-static inline void tg_median_create_trimmed_10(RRDR *r, const char *options) {
- tg_median_create_internal(r, options, 10.0);
-}
-static inline void tg_median_create_trimmed_15(RRDR *r, const char *options) {
- tg_median_create_internal(r, options, 15.0);
-}
-static inline void tg_median_create_trimmed_20(RRDR *r, const char *options) {
- tg_median_create_internal(r, options, 20.0);
-}
-static inline void tg_median_create_trimmed_25(RRDR *r, const char *options) {
- tg_median_create_internal(r, options, 25.0);
-}
-
-// resets when switches dimensions
-// so, clear everything to restart
-static inline void tg_median_reset(RRDR *r) {
- struct tg_median *g = (struct tg_median *)r->time_grouping.data;
- g->next_pos = 0;
-}
-
-static inline void tg_median_free(RRDR *r) {
- struct tg_median *g = (struct tg_median *)r->time_grouping.data;
- if(g) onewayalloc_freez(r->internal.owa, g->series);
-
- onewayalloc_freez(r->internal.owa, r->time_grouping.data);
- r->time_grouping.data = NULL;
-}
-
-static inline void tg_median_add(RRDR *r, NETDATA_DOUBLE value) {
- struct tg_median *g = (struct tg_median *)r->time_grouping.data;
-
- if(unlikely(g->next_pos >= g->series_size)) {
- g->series = onewayalloc_doublesize( r->internal.owa, g->series, g->series_size * sizeof(NETDATA_DOUBLE));
- g->series_size *= 2;
- }
-
- g->series[g->next_pos++] = value;
-}
-
-static inline NETDATA_DOUBLE tg_median_flush(RRDR *r, RRDR_VALUE_FLAGS *rrdr_value_options_ptr) {
- struct tg_median *g = (struct tg_median *)r->time_grouping.data;
-
- size_t available_slots = g->next_pos;
- NETDATA_DOUBLE value;
-
- if(unlikely(!available_slots)) {
- value = 0.0;
- *rrdr_value_options_ptr |= RRDR_VALUE_EMPTY;
- }
- else if(available_slots == 1) {
- value = g->series[0];
- }
- else {
- sort_series(g->series, available_slots);
-
- size_t start_slot = 0;
- size_t end_slot = available_slots - 1;
-
- if(g->percent > 0.0) {
- NETDATA_DOUBLE min = g->series[0];
- NETDATA_DOUBLE max = g->series[available_slots - 1];
- NETDATA_DOUBLE delta = (max - min) * g->percent;
-
- NETDATA_DOUBLE wanted_min = min + delta;
- NETDATA_DOUBLE wanted_max = max - delta;
-
- for (start_slot = 0; start_slot < available_slots; start_slot++)
- if (g->series[start_slot] >= wanted_min) break;
-
- for (end_slot = available_slots - 1; end_slot > start_slot; end_slot--)
- if (g->series[end_slot] <= wanted_max) break;
- }
-
- if(start_slot == end_slot)
- value = g->series[start_slot];
- else
- value = median_on_sorted_series(&g->series[start_slot], end_slot - start_slot + 1);
- }
-
- if(unlikely(!netdata_double_isnumber(value))) {
- value = 0.0;
- *rrdr_value_options_ptr |= RRDR_VALUE_EMPTY;
- }
-
- //log_series_to_stderr(g->series, g->next_pos, value, "median");
-
- g->next_pos = 0;
-
- return value;
-}
-
-#endif //NETDATA_API_QUERIES_MEDIAN_H