diff options
Diffstat (limited to 'web/api/queries/sum')
-rw-r--r-- | web/api/queries/sum/Makefile.am | 8 | ||||
-rw-r--r-- | web/api/queries/sum/README.md | 45 | ||||
-rw-r--r-- | web/api/queries/sum/sum.c | 9 | ||||
-rw-r--r-- | web/api/queries/sum/sum.h | 56 |
4 files changed, 0 insertions, 118 deletions
diff --git a/web/api/queries/sum/Makefile.am b/web/api/queries/sum/Makefile.am deleted file mode 100644 index 161784b8..00000000 --- a/web/api/queries/sum/Makefile.am +++ /dev/null @@ -1,8 +0,0 @@ -# SPDX-License-Identifier: GPL-3.0-or-later - -AUTOMAKE_OPTIONS = subdir-objects -MAINTAINERCLEANFILES = $(srcdir)/Makefile.in - -dist_noinst_DATA = \ - README.md \ - $(NULL) diff --git a/web/api/queries/sum/README.md b/web/api/queries/sum/README.md deleted file mode 100644 index 62e18aca..00000000 --- a/web/api/queries/sum/README.md +++ /dev/null @@ -1,45 +0,0 @@ -<!-- -title: "Sum" -sidebar_label: "Sum" -custom_edit_url: https://github.com/netdata/netdata/edit/master/web/api/queries/sum/README.md -learn_status: "Published" -learn_topic_type: "References" -learn_rel_path: "Developers/Web/Api/Queries" ---> - -# Sum - -This module sums all the values in the time-frame requested. - -You can use `sum` to find the volume of something over a period. - -## how to use - -Use it in alarms like this: - -``` - alarm: my_alarm - on: my_chart -lookup: sum -1m unaligned of my_dimension - warn: $this > 1000 -``` - -`sum` does not change the units. For example, if the chart units is `requests/sec`, the result -will be again expressed in the same units. - -It can also be used in APIs and badges as `&group=sum` in the URL. - -## Examples - -Examining last 1 minute `successful` web server responses: - -- ![](https://registry.my-netdata.io/api/v1/badge.svg?chart=web_log_nginx.response_statuses&options=unaligned&dimensions=success&group=min&after=-60&label=min) -- ![](https://registry.my-netdata.io/api/v1/badge.svg?chart=web_log_nginx.response_statuses&options=unaligned&dimensions=success&group=average&after=-60&label=average) -- ![](https://registry.my-netdata.io/api/v1/badge.svg?chart=web_log_nginx.response_statuses&options=unaligned&dimensions=success&group=max&after=-60&label=max) -- ![](https://registry.my-netdata.io/api/v1/badge.svg?chart=web_log_nginx.response_statuses&options=unaligned&dimensions=success&group=sum&after=-60&label=1m+sum&value_color=orange&units=requests) - -## References - -- <https://en.wikipedia.org/wiki/Summation>. - - diff --git a/web/api/queries/sum/sum.c b/web/api/queries/sum/sum.c deleted file mode 100644 index cf448421..00000000 --- a/web/api/queries/sum/sum.c +++ /dev/null @@ -1,9 +0,0 @@ -// SPDX-License-Identifier: GPL-3.0-or-later - -#include "sum.h" - -// ---------------------------------------------------------------------------- -// sum - - - diff --git a/web/api/queries/sum/sum.h b/web/api/queries/sum/sum.h deleted file mode 100644 index 5e07f45d..00000000 --- a/web/api/queries/sum/sum.h +++ /dev/null @@ -1,56 +0,0 @@ -// SPDX-License-Identifier: GPL-3.0-or-later - -#ifndef NETDATA_API_QUERY_SUM_H -#define NETDATA_API_QUERY_SUM_H - -#include "../query.h" -#include "../rrdr.h" - -struct tg_sum { - NETDATA_DOUBLE sum; - size_t count; -}; - -static inline void tg_sum_create(RRDR *r, const char *options __maybe_unused) { - r->time_grouping.data = onewayalloc_callocz(r->internal.owa, 1, sizeof(struct tg_sum)); -} - -// resets when switches dimensions -// so, clear everything to restart -static inline void tg_sum_reset(RRDR *r) { - struct tg_sum *g = (struct tg_sum *)r->time_grouping.data; - g->sum = 0; - g->count = 0; -} - -static inline void tg_sum_free(RRDR *r) { - onewayalloc_freez(r->internal.owa, r->time_grouping.data); - r->time_grouping.data = NULL; -} - -static inline void tg_sum_add(RRDR *r, NETDATA_DOUBLE value) { - struct tg_sum *g = (struct tg_sum *)r->time_grouping.data; - g->sum += value; - g->count++; -} - -static inline NETDATA_DOUBLE tg_sum_flush(RRDR *r, RRDR_VALUE_FLAGS *rrdr_value_options_ptr) { - struct tg_sum *g = (struct tg_sum *)r->time_grouping.data; - - NETDATA_DOUBLE value; - - if(unlikely(!g->count)) { - value = 0.0; - *rrdr_value_options_ptr |= RRDR_VALUE_EMPTY; - } - else { - value = g->sum; - } - - g->sum = 0.0; - g->count = 0; - - return value; -} - -#endif //NETDATA_API_QUERY_SUM_H |