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update wiki pages

Vika 2021-03-16 10:24:50 +00:00
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1
Articles.md

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* [Tame Kubernetes Costs with Percona Monitoring and Management and Prometheus Operator](https://www.percona.com/blog/2021/02/12/tame-kubernetes-costs-with-percona-monitoring-and-management-and-prometheus-operator/) * [Tame Kubernetes Costs with Percona Monitoring and Management and Prometheus Operator](https://www.percona.com/blog/2021/02/12/tame-kubernetes-costs-with-percona-monitoring-and-management-and-prometheus-operator/)
* [Prometheus Victoria Metrics On AWS ECS](https://dalefro.medium.com/prometheus-victoria-metrics-on-aws-ecs-62448e266090) * [Prometheus Victoria Metrics On AWS ECS](https://dalefro.medium.com/prometheus-victoria-metrics-on-aws-ecs-62448e266090)
* [Monitoring with Prometheus, Grafana, AlertManager and VictoriaMetrics](https://www.sensedia.com/post/monitoring-with-prometheus-alertmanager) * [Monitoring with Prometheus, Grafana, AlertManager and VictoriaMetrics](https://www.sensedia.com/post/monitoring-with-prometheus-alertmanager)
* [Solving Metrics at scale with VictoriaMetrics](https://www.youtube.com/watch?v=QgLMztnj7-8)
## Our articles ## Our articles

2
CHANGELOG.md

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* FEATURE: vmauth: allow using regexp paths in `url_map`. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1112) for details. * FEATURE: vmauth: allow using regexp paths in `url_map`. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1112) for details.
* FEATURE: accept `round_digits` query arg at `/api/v1/query` and `/api/v1/query_range` handlers. This option can be set at Prometheus datasource in Grafana for limiting the number of digits after the decimal point in response values. * FEATURE: accept `round_digits` query arg at `/api/v1/query` and `/api/v1/query_range` handlers. This option can be set at Prometheus datasource in Grafana for limiting the number of digits after the decimal point in response values.
* FEATURE: add `-influx.databaseNames` command-line flag, which can be used for accepting data from some Telegraf plugins such as [fluentd plugin](https://github.com/fangli/fluent-plugin-influxdb). See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1124). * FEATURE: add `-influx.databaseNames` command-line flag, which can be used for accepting data from some Telegraf plugins such as [fluentd plugin](https://github.com/fangli/fluent-plugin-influxdb). See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1124).
* FEATURE: add `-logNewSeries` command-line flag, which can be used for debugging the source of time series churn rate.
* BUGFIX: vmagent: prevent from high CPU usage bug during failing scrapes with small `scrape_timeout` (less than a few seconds). * BUGFIX: vmagent: prevent from high CPU usage bug during failing scrapes with small `scrape_timeout` (less than a few seconds).
* BUGFIX: vmagent: reduce memory usage when Kubernetes service discovery is used in big number of distinct scrape config jobs by sharing Kubernetes object cache. See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1113 * BUGFIX: vmagent: reduce memory usage when Kubernetes service discovery is used in big number of distinct scrape config jobs by sharing Kubernetes object cache. See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1113
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* BUGFUX: avoid `duplicate time series` error if `prometheus_buckets()` covers a time range with distinct set of buckets. * BUGFUX: avoid `duplicate time series` error if `prometheus_buckets()` covers a time range with distinct set of buckets.
* BUGFIX: prevent exponent overflow when processing extremely small values close to zero such as `2.964393875E-314`. See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1114 * BUGFIX: prevent exponent overflow when processing extremely small values close to zero such as `2.964393875E-314`. See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1114
* BUGFIX: do not include datapoints with a timestamp `t-d` when returning results from `/api/v1/query?query=m[d]&time=t` as Prometheus does. * BUGFIX: do not include datapoints with a timestamp `t-d` when returning results from `/api/v1/query?query=m[d]&time=t` as Prometheus does.
* BUGFIX: do not crash if a query contains `histogram_over_time()` function name with uppercase chars. For example, `Histogram_Over_Time(m[5m])`.
# [v1.55.1](https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.55.1) # [v1.55.1](https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.55.1)

2
Single-server-VictoriaMetrics.md

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VictoriaMetrics accepts optional `date=YYYY-MM-DD` and `topN=42` args on this page. By default `date` equals to the current date, VictoriaMetrics accepts optional `date=YYYY-MM-DD` and `topN=42` args on this page. By default `date` equals to the current date,
while `topN` equals to 10. while `topN` equals to 10.
* New time series can be logged if `-logNewSeries` command-line flag is passed to VictoriaMetrics.
* VictoriaMetrics limits the number of labels per each metric with `-maxLabelsPerTimeseries` command-line flag. * VictoriaMetrics limits the number of labels per each metric with `-maxLabelsPerTimeseries` command-line flag.
This prevents from ingesting metrics with too many labels. It is recommended [monitoring](#monitoring) `vm_metrics_with_dropped_labels_total` This prevents from ingesting metrics with too many labels. It is recommended [monitoring](#monitoring) `vm_metrics_with_dropped_labels_total`
metric in order to determine whether `-maxLabelsPerTimeseries` must be adjusted for your workload. metric in order to determine whether `-maxLabelsPerTimeseries` must be adjusted for your workload.