Grafana variable regex example Nov 25, 2022 · I have Grafana dashboards with “Stat” components and I try to change the display names. Grafana Query: label_values(collectd_dse_histogram_p98{cluster_name=~& Mar 30, 2022 · I wouldn’t expect value-mapping, and especially regex-based value mapping to be fully interoperable with template variables. Advanced variable format options The formatting of the variable interpolation depends on the data source, but there are some situations where you might want to change the default formatting. I am trying to query some project names derived from our Sentry datasource. For an example, refer to Use a dashboard variable in the Filter fields by name transformation. The situation like below: I have field origin with value like below: "authenticated for user 'is-someone'. 4 What are you trying to achieve? Use custom variable in regex of transformation ‘Filter data by values’ to filter single values and also … For example, a variable that is used in a regex expression in a Prometheus query will be regex-escaped. Jul 7, 2021 · How much of the example you have shown is constant, and how much is variable from one ocurrence to the next? For example, does every instance start with “sgrvrthf”? Does every instance have “eaw-1” as the second item between “/”? Is it true that you are always looking for the 3rd of 6 items delimited by “/” characters? I’m sure someone can help, provided we understand how Sep 21, 2023 · I want to create a variable in grafana that queries all Subscriptions but filters subscriptions that start with a specific text. ") When I try regex like &q Feb 25, 2023 · Hello there! What Grafana version and what operating system are you using? I am running Grafana 9. com, you can configure a regular expression value mapping so that Grafana displays www and truncates the domain. I should get the result on a named captured group called "value" (used for Grafana) I am trying to capture one o May 23, 2022 · These are iPads and phones with their battery levels monitored in Grafana. I have a string with US:111:222:333, but I just want to get 111 display… Please help Jan 17, 2020 · When the Multi-value or Include all value options are enabled, Grafana converts the labels from plain text to a regex compatible string. The best way scale and secure metrics, logs and Grafana on your own infrastructure. How are you trying to achieve it? Overrides + Fields with name + Value mappings + RegEx . Some results I see by default are like: Dig-dev, Dig-uat, Dig-prod, Dec 19, 2023 · What Grafana version and what operating system are you using? 10. For example, a variable used in a regex expression in an InfluxDB or Prometheus query will be regex escaped. If you want to filter the values returned, use the Regex field just below Query. But I also applied the transform “Labels to fields”. 6. e. Dec 6, 2021 · now, I want to extract and save each dir [dir1,dir2,dir3] to a different variable also project name. Variable syntax | Grafana documentation. ua|uat, int|prer) that will be used as the regex filter in another variable example: Let’s say I have a variable like Name : _type “Values seperated by comma” : uat|ua, int|prer and another variable like Name : _env Query : (returns a list of environments) Regex : /$_type$/ the regex Apr 21, 2021 · Thanks for this… One use case which we’ve found useful, is to define a variable (in this case, group, which is populated from a prometheus query, then filter using regex and net/$ {group}/. How are you trying to achieve it? I have created an SQL query returning one column (<country_id>-<name>) and used the Regex option Provides LogQL query examples with explanations on what those queries accomplish. 0 (Flux language) cloud instance. We are trying to change the panel pitle of a repeated panel. Advanced variable format options Dec 16, 2020 · Anyone can provide any example on how to use regex in grafana? Im looking for regex extract instead of match return. Oct 22, 2021 · What Grafana version and what operating system are you using? Grafana v8. example. 254. I was using SEARCH key code but it seems that it returns only the contained characters while I am really interested in the location of those characters. In the SQL query, I’d like to use the respective country_id to optimize the SQL query. Grafana is the leading open source visualization and dashboarding platform that allows you to query, visualize, alert on, and understand your data no matter where it’s stored. Once your data is in place, you can visualize it to gain valuable insights that help you tackle real-world challenges. Maybe there is another way to achieve this? For example, can we apply transformations to variables directly in the dashboard? Dec 9, 2022 · Search, filter and view user submitted regular expressions in the regex library. A log pipeline is a set of stage expressions that are chained together and applied to the selected log streams. It allows you to query, visualize, alert on, and explore your metrics, logs, and traces no matter where they are stored. Boost your data filtering and visualization skills today. In a panel, we wish to display parameter data where the user can select one or more device IDs from the devices list to have them displayed in the panel. 15. No matter what I type in the RegEx field it doesn’t match Oct 3, 2023 · I am trying to extract multiple values with a Regex but I am kind of lost. This will just as much not work if the query is simply label_values(job=~". 7 Alpine Docker Container What are you trying to achieve? I want to use a regex to change the panel title that is sourced from a dashboard variable. From: 10. 6 To achieve this, I tried using the “Value Mapping” feature with Regex, but unfortunately, I haven’t been successful. Now I end up with a table cleaned up without any ID which is great. I want to extract scriptA part from contetns which matches to PROCESS and MODEL variables. Is there a Feb 25, 2023 · This is the working example using RegEx . Sep 17, 2024 · Learn how to effectively use regex in Grafana queries with this comprehensive guide. The value should be entire string, the text should be only part which starts with uppercase (e. avail 7816 1608582030 disk_usage. With Grafana, you can take any of your existing data- be it from your Kubernetes cluster, raspberry pi, different cloud services, or even Google Sheets- and visualize it however you want, all from a single dashboard. They come through unfiltered like this: test-app (4) test-app-2 (5) test-app-app (3) Internal (1) I'm using Grafana and Prometheus to create some graphs, but this I believe is fundamentally a regexp (RE2?) question. How are you trying to achieve it? Data is stored in Influx 1. Sep 18, 2020 · Is it possible to use a variable in a Table panel “Filter by name” transformation expression? For example, if a Table has column names 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 and I have a variable “var” whose value is 5, is it possible to use “var” in the “Filter by name” transformation?. Named capture groups in the regex support adding data into the extracted map. Over 20,000 entries, and counting! Sep 10, 2020 · Hello, I’m trying to create a custom variable that has values that contains some regex expression (e. 0,3 What are you trying to achieve? In the “Time Series” visualisation, change the Series names shown in the Legend to Alias and Tag combination. " Using regex Oct 19, 2023 · I am trying to create a grafana dashboard for cassandra and I need assistance how to filter a variable from the metric output. Improve operational efficiency, monitor your infrastructure, and analyze metrics, logs, and traces with Grafana, the leading open source tool for dashboards and visualizations. 2. … But it is, as far as I understand, specific for setting up variables. 3 days ago · Overview of how to download and install different versions of Grafana on different operating systems. How can I filter it, so it will show me the iPads only (starting with device name "H. All works, but I can’t use groups in rege Aug 23, 2020 · We’ve set up a Grafana cloud + InfluxDB 2. I am dynamically creating a list of elements and populating a Variable (Query of Feb 22, 2025 · Filter variables with regex Filter so that only the options that end with 01 or 02 are returned: Filter and modify the options using a regex capture group to return part of the text: Filter and modify - Prometheus Example Filter and modify using named text and value capture groups The regex stage is a parsing stage that parses a log line using a regular expression. Create, explore, and share beautiful dashboards with your team and foster a data-driven culture. Discover the various methods for sending or connecting data to Grafana Cloud. How can I try it with Regex? <contents. 1 (88622d7f09) on Windows. dev. Jun 19, 2024 · I I’ve searched the forum extensively and found nothing that seems to indicate this is possible. Learn how to unify, correlate, and visualize data with dashboards using Grafana. What happened? Nothing, when using “RegEx condition”. Bummer, but not surprised that this doesn’t work. I’m using label_values (ifName) to pull all of the interface names. Easily run cloud-based performance tests to boost release confidence and velocity. I tried Dec 13, 2024 · Use Grafana variables to create dynamic, interactive dashboards that fit your data, making monitoring easier and more precise! Jan 15, 2022 · 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. Sep 20, 2023 · What Grafana version and what operating system are you using? 10. For advanced syntax to override data source default formatting, refer to Advanced variable format options. ") The label_values query, as described in Grafana documentation, takes either a label name or a label name and a metric name. used 0 1608582030 disk_usage. Advanced variable format options A Regex mapping maps regular expressions to text and a color. Use the Regex mapping when you want to format the text and color of a regular expression value. * that renames the entire thing instead of just removing the "Status of Service" part. keyword example> Script Fail - process: machineA, model: modelA, script: scriptA I thought Apr 5, 2021 · Create another query variable called “ AppInstances ” that is essentially a copy of the “Instances” query variable, but would include a Regex to extract only the “ip-”+the ip address itself. Read the data source–specific documentation topic for details on value escaping during interpolation. Specifically, I want to insert a dot (. Jan 22, 2025 · Problem statement: I am currently working on a project where I need to convert 4-digit numbers into a versioning system format. 8, using InfluxQL , i want to rename the Series Names shown in the Legend and Tooltip. Your Grafana Cloud Learning Hub Learn how to use Grafana Cloud to monitor, visualize, and take action on your data at your own pace with these hands-on courses. Which means you have to use =~ instead of =. The following example shows a full log query in action: Mar 20, 2019 · Your problem is not with the eks_cluster variable. g: var1: dir1, var2: dir2, var3: dir3, projectname: projectname I used a lot of regexes but sadly I can't yet. Sep 12, 2024 · What Grafana version and what operating system are you using? Grafana 11. Ive attempted unsuccessfully to Nov 28, 2022 · What Grafana version and what operating system are you using? 9. I’ve found only one working way: add a field override using regexp. 5 and use the Value Mapping feature. I only want to change it for the panel title, not anywhere else. Thetempest-FloatingIPsAssociationTestJSON-server-1470826024[777fb026-89d1-4224-87a8-05360b679329] example data: tempest-TestSnapshotPattern-server-xx[dd-dfa-dfa-b877-xx] testtest[8041d1b0-7de5-4909-8eea-xx] ubuntutest[d27f2caa-0831-4447-9e53-xx When you use dashboard variables in transformations, the variables are automatically interpolated before the transformations are applied to the data. 3, Debian What are you trying to achieve? I have a dashboard where a panel (for example network IO) is repeated for 1-n hosts that are selected via a variable (with the data coming from Prometheus). Optionally, the log stream selector can be followed by a log pipeline. 0. ) after each digit in the number. For example, if a value is www. Log queries All LogQL queries contain a log stream selector. Dec 9, 2022 · Search, filter and view user submitted regular expressions in the regex library. In the drop down for the variable that selects the nodes, I can either select 1-n single nodes or the special element All. This works fine for single device ID selection, but not for multiple Dec 21, 2020 · I'd like to use grafana to filter values by name: This is an example of my keys and values: disk_usage. 3. I’ve got a gnocchi data source and lots of tempest. Sep 14, 2023 · How can I use variables with regex, or maybe use a string array? Not sure if this is still relevant, but I was able to solve a similar issue on my end by specifying additional format options. com, you can configure a regex value mapping so that Grafana displays www and truncates the domain. Read the data source specific documentation topic for details on value escaping during interpolation. Over 20,000 entries, and counting! For example, a variable used in a regex expression in an InfluxDB or Prometheus query will be regex escaped. 12. Here’s the Aug 29, 2022 · I jsut started to use Grafana and I have a question to use regex and variables for creating new variable. Using the Regex Query Option, you filter the list of options returned by the Variable query or modify the options returned. For teams with millions of metrics that need enterprise-grade scalability, security and support. Jun 2, 2023 · I had a related question to this post where I was working in grafana enterprise and needed to create a new variable var2 which was dependent on the first variable var1 but then applied a regex expression. As part of this, we’ve created a custom variable list with “device IDs”, called devices . I already made PROCESS and MODEL variables. Feb 24, 2023 · I’m not certain if I should be using the regex to filter the response I want, or if it should be part of the query. The variable values change as they dynamically fetch options with a data source query. Aug 29, 2024 · What Grafana version and what operating system are you using? 10. Aug 30, 2022 · Hello @melori. 4. Grafana open source is open source visualization and analytics software. 14. regex-based mapping is relatively new, while template variables are probably among the most sophisticated frontend logic in Grafana. Grafana allows you to query, visualize, alert on, and understand your metrics no matter where they are stored. arellano, I was able to upgrade Grafana to 8. 5 What are you trying to achieve? I want to have nice-looking variables - with country names in this example. Dec 28, 2021 · For the extraction of variables there is a mechanism to parse and pick, see Grafana Labs 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. May 9, 2019 · Hello dear community, perhaps someone may help. Now, how can I do some post-processing on the result after value mapping? For example, using Value Mapping, I end up with: Port Cloud Service Cloud Service I want to display a pie chart showing: 1 Port and 2 Cloud Services. 1. It does not take a match to do whatever you wanted it to do. Apr 27, 2023 · Hello I'd like to create a variable with label_value and then replace the label by some regexp. How are you trying to achieve it? I tried using Rename by regex transformation but instead of renaming the values it For example, a variable used in a regex expression in an InfluxDB or Prometheus query will be regex escaped. I am a new developer in Grafana and I would like to have a query that returns a variable having "CA" at the END of its name. The panel title is defined as a variable. my last effort is: Grafana - Regex on Variables Hi! After spending all day on it, I'm willing to throw my macbook out the window. Feb 22, 2025 · This page shows how to use regex to filter/modify values in the variable dropdown. Each expression can filter out, parse, or mutate log lines and their respective labels. 5. root. Add a query variable Query variables enable you to write a data source query that can return a list of metric names, tag values, or keys. Problem Nov 19, 2024 · New regular expression option for Extract fields transformation We’ve updated the Extract fields transformation with an additional RegExp format option you can use to perform more advanced parsing of the selected field, such as extracting parts of strings or splitting content into multiple fields using named capturing groups like /(?<NewField>. For instance: Input String: 6536 Desired Output: 6. *, to refine the results from a cloudwatch query, and get the AWS NLB id corresponding to the $ {group} Sep 22, 2021 · Hi, I have query result from Elasticsearch using logs result that have long value in particular field, and I want to remove some of the characters and get specific result using Rename by Regex transformation, but no luck to get what I want to achieve. For example, a query variable might return a list of server names, sensor IDs, or data centers. What are you trying to achieve? I want to rename the values of one of the columns of my rows using a RegEx expression. I am using Kibana 7. This “instance” variable will be exposed to the user and they can select one or more of the IP addresses from a drop down list. g. * in the result set of my templating variable. Add a transformation function to data The following steps guide you in adding a transformation to data. For your example use the following when referencing your variable: That is what I needed! It is now working. What are you trying to achieve? I am trying to colour a whole column in a table. *)/. eygr vuij xlyjsbox eibwimc aqvcj tllzlbi jfflqeq egchkx cqw uryl zxen ciqjqhe tmsj emt zvzb