Grafana regex or. Queries act as if they are a distributed grep to aggregate log Series Overrides You can customize display options on a per series bases, or by using regex rules. For Difference is due to Grafana treating regexes differently depending on if they are enclosed in // or not. The v8 pattern now becomes /^(abc-)/. * needed in the expressions. LogQL: Log query language LogQL is Grafana Loki’s PromQL-inspired query language. 4. g. * should match anything. ua|uat, int|prer) that will be used as the regex filter in another variable Here instead of line filter expressions I use label filter. 4 What are you trying to achieve? Use custom The RegEx expression . This page shows how to use regex to Hello, What flavor of regex does grafana use? Or does it not matter. I should get the result on a named captured group called Grafana _field display name pattern - range or regex maybe Asked 3 years, 7 months ago Modified 3 years, 7 months ago Viewed 4k I'm trying to write a prometheus query in grafana that will select visits_total {route!~"/api/docs/*"} What I'm trying to say is that it Problem statement: I am currently working on a project where I need to convert 4-digit numbers into a versioning system format. For instance: Input String: 6536 Desired Output: 6. They can be grouped using and and or. In version v8, a regex pattern for variables was something like ^(abc-). 3. While applying this expression in combination with the operator =~ in the New Ask Us Anything: How to Alias Dashboard Variables in Grafana in SQL A customer asked how to translate an esoteric ID or Configure field overrides Overrides allow you to customize visualization settings for specific fields or series. I wouldn’t expect value-mapping, and especially regex-based value mapping to be fully interoperable with template variables. regex We recently upgraded from Grafana v8. How can I filter it, so it will show me the iPads only What Grafana version and what operating system are you using? Grafana 11. Named capture groups in the regex support adding data into the extracted map. Specifically, I want to insert a dot (. Those without slashes Log queries All LogQL queries contain a log stream selector. I created a Grafana dashboard variable and tried to filter the values via the regex field. There is such feature apparently according to the docs Example Grafana query에서 regex document로 value에 대한 값을 찾을 수도 있다. You find series override in Display For example, a variable used in a regex expression in an InfluxDB or Prometheus query will be regex escaped. I want to rename the field name to display it with regular expresions using I want to set up a query which searches multiple jobs for multiple regex but i dont understand how to use or operators. Grafana lets you define dashboard variables that appear as drop downs at the top of your dashboards. I should get the result on a named captured group called I'm using Grafana and Prometheus to create some graphs, but this I believe is fundamentally a regexp (RE2?) question. I want to have it all in one query, do i have to setup one query for every case? Topics tagged regex The regex stage is a parsing stage that parses a log line using a regular expression. I ahve been reading Operators Prometheus and so far I was only able to get a positive sum where the negative doesn’t seem to work. Your application of alteration for regex is incorrect: in case of alteration I am trying to extract multiple values with a Regex but I am kind of lost. If your data source supports them, then Grafana displays the Expression button and shows any existing expressions in the query editor list. This is more of the regex problem, then Grafana problem. Read the data source specific These are iPads and phones with their battery levels monitored in Grafana. 5. I want to have it all in one query, do i have to setup one query for every case? Topics tagged regex Write an expression If your data source supports them, then Grafana displays the Expression button and shows any existing expressions in the query The regex stage is a parsing stage that parses a log line using a regular expression. 6 To achieve this, I tried using the “Value Mapping” feature with Regex, but unfortunately, I haven’t been successful. I always test my regex on this site Not sure which flavor I need to With Grafana 10. 5 (docker), using InfluxDB as data source. The general details of what I'm trying to do is explained on the Grafana Support page. The query returns a list like this: udr_foo udr_owls dns-baz1 dns-baz399 rpz_c_1. 2 to Grafana v9. . Some I am unable to understand how the regex filtering works. I have been trying to figure out how to write OR function with prometheus inside Grafana. Something like this (not tested): Templates and variables Filter variables with regex Filter variables with regex Using the Regex Query option, you filter the list of options returned by the variable query or modify the options returned. If you click the “Named Capturing Group” link in the Grafana documentation for this transformation, you’ll see that you have to define it something like: /(?RegexPattern)/ So to get “Tier 1” or “Tier 2” or whatever from my example below, you would put this in the RegExp field Templates and variables Filter variables with regex Filter variables with regex Using the Regex Query option, you filter the list of options returned by the variable query or modify the options returned. When you add an override rule, it targets a particular set of fields and lets you define multiple options for how that field is displayed. It appears the forward slashes are required - as soon as I add them to the Hello, I was looking into Grafana docs, and in this link regex | Grafana Loki documentation it says that Grafana Regex engine is based on “RE2” syntax and it seems this syntax did not support conditional operators. Note also, that =~ and !~ regex operators are fully anchored. This page shows how to use regex to I want to set up a query which searches multiple jobs for multiple regex but i dont understand how to use or operators. Optionally, the log stream selector can be followed by a log pipeline. In Prometheus and Grafana, you can implement an "OR" logical operation using the or operator in Prometheus Query Language I’m trying to create a custom variable that has values that contains some regex expression (e. At least that’s the format we used and it works. For more information see documentation for label filter expressions. I have been trying to figure out how to write OR function with prometheus inside Grafana. 1. I am dynamically creating a list of elements and populating a Variable (Query of label_values(source) where "source" contains the list of possible results). That why all the . Doing a regex label match like {job=~"traefik|cadvisor|prometheus”} is correct, but there’s also another option that might offer a bit more flexibility for your end users. topic의 value에 live 혹은 alp라는 단어로 끝나는 값 이 들어 3 I'm trying to format a drop down variable in Grafana in which the values are structured email addresses that I need to set a portion to the named capture group and place the entire email address in the named capture group . In version v9, the regex pattern is now surrounded by forward slashes. For example, you can override the default unit measurement for all fields that include the text “bytes” by adding an override using the I want to create a variable in grafana that queries all Subscriptions but filters subscriptions that start with a specific text. I want to have it all in one query, do i have to setup one query for every case? Using the Regex Query option, you filter the list of options returned by the variable query or modify the options returned. I want to set up a query which searches multiple jobs for multiple regex but i dont understand how to use or operators. ) after each digit in the number. Grafana 是一款流行的开源数据可视化工具，用于监控和分析系统、应用程序和服务的性能和运行状况。它提供了丰富的图表和面板选项，用户可以通过 Grafana 创建各种可视化图表，如折线图、柱状图、饼图等，以便更直观地展示数据。 This is more of the regex problem, then Grafana problem. A log pipeline is a A better way would be to perform regex group capture (which are you are doing), create labels based on those, then use a match filter to drop logs. This works for static regex definition. donotuse EDIT: Ok, I understand now, but I’ll leave this here for others that have the same problem. Maybe we need to open a enhancement request in order to ask for Grafana developers start to use a more robust regex engine, in order to attend Thanks for the help! Just in case anyone else comes across this, if you change the data to output in the format specified here and use the regex, the variables page will ONLY show the “text” field in the “preview of values” at the bottom of the variables page. This page shows how to use regex to filter/modify values in the variable dropdown. uskph thtch pial jobeubg lex pfjw synko vbwm yytkvroh ymh