or a quoted string with a length of time like 1hour or 5min (See from / until in the Render API for examples of time formats), and an xFilesFactor value to specify Out of all metrics passed, draws only the N metrics with the highest value documentation topic for details on value escaping during interpolation. Formats variables with multiple values in Lucene format for OpenSearch. List or regex to exclude items from template queries, https://github.com/grafana/grafana/blob/master/public/app/features/templating/templateValuesSrv.js#L223, Metrics query does not work with negative lookahead. Click a field to toggle filtering on that field. This is an alias for aggregate with aggregation stddev. Theoretically Correct vs Practical Notation. Each parameter definition is Param object, the Param constructor accepts the following arguments (note that requestContext is not included in the list of parameters): Custom plugin files may be placed in the /opt/graphite/webapp/graphite/functions/custom folder and will be loaded automatically when graphite starts. by the constant provided at each point. bootstrapInterval (one week by default) previous to the series is used to bootstrap the initial forecast. how many points in the window must be non-null for the output to be considered valid. How can I fix this pleaase ? Or you could create one dashboard and use panels This would show the sum of all requests handled per minute (provided - Natural sorting: server1, server2, server11, server12. A constant may not be format to use for multiple values. Takes one metric or a wildcard seriesList followed by a number N of datapoints total, min, max. To define the value of the All option, enter regex, glob, or Additional helpful documentation, links, and articles: Scaling and securing your logs with Grafana Loki, Managing privacy in log data with Grafana Loki. Thank you for any help ! or a quoted string with a length of time like 1hour or 5min (See from / I tried this ("/CA$/" in regex field) and I swear that it returns no result after this !!!!! @fadjar340 Here are the new Grafana docs for regex-based value-mapping. The optional amplitude parameter specified by default. The blank value appears when a value is filtered by the regex. This is Would find all series which match servers. Javascript is disabled or is unavailable in your browser. Making statements based on opinion; back them up with references or personal experience. Can you help me , how to exclude below hosts on templating regex option, ansys001.example.local grafana - prometheus doesn't match regex query - Stack Overflow ), How Intuit democratizes AI development across teams through reusability. option. all your services. context. Something like value1,value2,value3. across a whole dashboard. below N for the time period specified. mysql, oracle, etc), the version is Grafana v7.0.3 (00ee734baf) and I think that the datasource here is json (we have a mysql database), So I downgraded to 7.0.3 and it's still working for me. Graph the series on the secondary Y axis. to your account, In the template variable editor, I'd like to have the ability to have a query like stats.gauges.mycompany.instance. To divide by a constant, use the scale() The start and end times are inclusive (default range is from to until). the value contains only Lucene control words and quotation marks. With variables, you can reuse a single dashboard for All selection options are optional, and they are off by default. past points, or a time interval. Reduction is performed by matching the reduceNode in each series against the list of Can you write oxidation states with negative Roman numerals? If the wildcard does not match any series, draws the fallback metric. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2. If total is specified, What did you do? Draws only the metrics with a minimum value below or equal to n. This would only display interfaces which at one point sent less than 1000 packets/min. Accepts optional second argument as step parameter (default step is 60 sec). "advanced-variable-format-options.md#raw" considered non-empty, setting it to 1 means that all values in the series must be non-null. specified. You can still get help here if you do a little work on the technical detail disclosure side. If the series I could enter the /b$/ regex to match results that contained "b and then the end of the line" to find these results. Formats single-value and multi-value variables into a comma-separated string, c# - - by the power of the constant provided at each point. escapes ' in each value by '' and quotes each value @vipinvkmenon Because InfluxQL uses the Go Regexp library, it does not support negative lookaheads in regular . extracted map. If omitted, the default length of the segments is 5.0. Prometheus query will be regex-escaped. Excludes metrics that match the regular expression. each point and applies the following normalization transformation This complements other time-displacement functions such as timeShift and given by nodeNum, then fill them into the template function provided (replacing % by the prefixes). Asking for help, clarification, or responding to other answers. However, you cannot row is filled. It's easy to formulate a regex using what you want to match. Will try to help you!! If for instance, you need to build a seriesList, you should use the group The series in seriesList will be aliased by first translating the series names using You can use summarize(seriesList, , last) function for that also, but this function trying to A constant may not be passed. What is the purpose of this D-shaped ring at the base of the tongue on my hiking boots? Takes one metric or a wildcard seriesList and a consolidation function name. When you change the from the beginning of each string. Takes a dividend metric and a divisor metric and draws the division result. Required fields are marked *. it would find sum for each member stored at an offset. In the Test tab the regular expression and its subexpressions can be tested by providing a test string.. Takes one metric or a wildcard seriesList followed by a constant N. metric queries, you can use variables in their place. Formats single-value and multi-value variables into their text Making statements based on opinion; back them up with references or personal experience. If (wildcarding) the given position(s) and calls sumSeries on each group. I spoke too quickly (or rather, I cut and pasted too quickly.) until in the Render API for examples of time formats), a function to apply to the points You feel that your grafana table would be better served with different label names for some of the data in particular columns. i should display only OS names. window must be non-null for the output to be considered valid. applied against the series name to plot a related metric, e.g. Setting it to 0 (the Did any DOS compatibility layers exist for any UNIX-like systems before DOS started to become outmoded? -3h) and absolute (e.g. max, diff, stddev, range, multiply & last. Advanced variable format value is computed as if the counter had wrapped to minValue. The visualization only works when used in conjunction with Sign in Values above this percentile are assigned a value of None. no real data in whisper. What sort of strategies would a medieval military use against a fantasy giant? Takes a seriesList and applies an alias derived from one or more tags and/or nodes. This is the opposite of the integral function. Variables give you the ability to create more interactive and dynamic Values below this threshold are assigned a value of None. format. in the middle of an expression. For example using sum function Draws only the metrics with a maximum value below n. This would only display interfaces which sent less than 1000 packets/min. have the same time period and step as the source series. Example case is when you timeshift to last week and have the graph n - length elements of the array (if only one integer n is passed) or n - m The order of the lower and higher values series does not output of the function for the preceeding datapoints for each point on the graph. I also tried to use a negative lookahead without success and subsequently found this issue. The fastest way to get started is with Grafana Cloud, which includes free forever access to 10k metrics, 50GB logs, 50GB traces, & more. correctly. SQL query. Panel titles and metric queries can see variables by using two different syntaxes: $varname This syntax is easier to read, as in the following So for excluding few default topics I added wildcard REGEX in PromQL query in Grafana . If you do not want Grafana to do this automatic regex escaping and * would match any char except a newline 0+ times. Draws the standard deviation of all metrics passed at each time. """Custom function that changes series names to UPPERCASE""", /opt/graphite/webapp/graphite/functions/custom. @salamanka44 Did you find a solution to this? end of the metric name. The lists will need to be the same length. values is appropriate. If it is None then So in the regex field, why can't you do something like this /^(?!.*foo$).*$/. Currently, I have this RE2 regexp that I bodged together that I apply to the list to do some exclusions: This gives me as a result that is partially useful, because it excludes the results I don't want: Question: How would I modify that regular expression so it gives me a more concise result set by also stripping the leading "rpz_c_1." of consolidated values is appropriate. areaBetween expects exactly one argument that results in exactly two series Why do academics stay as adjuncts for years rather than move around? Takes one metric or a wildcard seriesList followed by a constant, and adds the I've tried a few variants but can't seem to get any to work! Takes one metric or a wildcard seriesList followed by a consolidation function, an operator and a threshold. All variables in your queries expand to the current value of the variable before the Admittedly I have not tested everything. side, (time now, or the time specified by &until=). To select all HTTP status codes except 4xx ones, you could run: http_requests_total{status!~"4.."} Subquery maximum of the preceeding datapoints for each point on the graph. Takes a float F, followed by a label (in double quotes) and a color. averaging data points over time. the input. How to handle a hobby that makes income in US, Linear regulator thermal information missing in datasheet, Difficulties with estimation of epsilon-delta limit proof. If you choose horizontal, the panels are arranged side-by-side. query. Because of how YAML treats backslashes in double-quoted strings, note that all Alignment can be to years, months, weeks, days, hours, and minutes. Not sure what the regex should look like. InfluxQL exclude measurements through regex - Dashboards - InfluxData How do I split a string with multiple separators in JavaScript? Use the [raw variable format]({{< relref Categorizes the provided series in groups by name, by ignoring Takes a seriesList and applies some complicated function (described by a string), replacing templates with unique The formatting of the variable interpolation depends on the data source, but >}}). time period specified. regex escaped. Using the Regex Query option, you filter the list of options returned by the past points, or a time interval. Then each series is passed to the reduceFunction as arguments in the order My regex line has: Regex in Grafana templating help given useSeriesAbove(ganglia.metric1.reqs,10,reqs,time), a time period without DST, and vice-versa, will result in an apparent misalignment. Each node may be an integer referencing a node in the series name or a string identifying a tag. Variable dropdown lists are displayed in the order they are listed in the variable enabling each data source plugin to inform the templating interpolation engine what How to show the exact variable value in the result - PromQL/ Grafana? This is especially useful in function log(x / (1 - x)) to each datapoint. You can delete the default value mapping. Using regular expressions, you could select time series only for jobs whose name match a certain pattern, in this case, all jobs that end with server: http_requests_total{job=~". map: While the regex stage would then parse the value for time in the extracted map To learn more, see our tips on writing great answers. variable value was host1, host2, and By clicking Sign up for GitHub, you agree to our terms of service and average value for the time period specified. Takes one metric or a wildcard seriesList and change them so they are Draws the servers in ascending order by maximum. lowest value lines visible. That's in the render API, and it works great down in chart panels. And here is an example, using your data. Takes one metric or a wildcard seriesList, a base, and draws the y-axis in logarithmic It seems the regex process, when evicting a value, adds a whitespace on the first eviction. Supported timestamp formats include both Functions with the parameter regex. Takes one metric or a wildcard seriesList and applies the logit Named capture groups in the regex support adding data into the extracted map. Most functions are applied to one series list. option is selected. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. vegan) just to try it, does this inconvenience the caterers and staff? Powered by Discourse, best viewed with JavaScript enabled, I want to remove a string from the legend format in Grafana, Attempting to rename by regex over __name__ with no success, How to make display value not be suffixed with -series. As @ohTHATaaronbrown mentioned above, negative look aheads dont seem to be respected. Also what is the actual datasource you're using? to construct the alias using sprintf-style syntax. strlen1159/includes/functions/general.php_Php Hi @murarisaranvikas, welcome to the community!. But I actually need the name of the data source plugin you're using. results. only the letter at the specified position gets upper-cased. Note: Only text and This is an alias for aggregate with aggregation min. Is it correct to use "the" before "materials used in making buildings are"? . values. Can Martian regolith be easily melted with microwaves? To do this, use the following advanced variable What type of the datasource are you using? For a single variable, it will just return the text Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. /(?=dev.|uat.|demo.|prod.|pre.|poc.)^(?!.postgres.|pgsql-service. I also tried regex /backend|frontend|([a-zA-Z0-9_-]+)/ with the exact same result: frontend and backend are filtered out, but a blank value appears. network hops between the probe and the device. Useful to compare different series where the values in each series If resetEnd is False, will instead draw full range including Returns a SeriesList of series matching all the specified tag expressions. The last argument can be si (default) or binary, in that case values will be formatted in the By using the above matching operators we can create some useful dashboards in Grafana, however, I wanted to exclude few topics from the visualisations. Takes one metric or a wildcard seriesList and a string in quotes. interpolated, meaning that the variable is replaced with its Takes one metric or a wildcard seriesList followed by a constant n. Identify those arcade games from a 1983 Brazilian music video. Draws the N most deviant metrics. Takes one metric or a wildcard seriesList followed by an integer N and an aggregation function. Querying basics | Prometheus each value with ". Well demo all the highlights of the major release: new and updated visualizations and themes, data source improvements, and Enterprise features. anything else = failure.). server01,server02. I hope it helps you out. different targets for which you would like to have cactiStyle to line up, you to groups joined on the nodes list (0 indexed) resulting in a list of targets like. sum of the preceeding datapoints for each point on the graph. Takes one metric or a wildcard seriesList. to normalize its result to a known resolution for arbitrary retentions. Function plugins can define additional functions for use in render calls. This function can be used with aggregation functions average (or avg), avg_zero, Regex works without adding a blank value. to prevent line overlap. Those don't go through the render API, so you can't use exclude. expression: <string> # Name from extracted data to parse. aggregate: average (or avg), avg_zero, For a list of supported variable types, and instructions for adding each type of variable, label and color. However, I would like it to exclude a couple of string values such as /ignoreme and /ignoreme2. Graphs the moving maximum of a metric (or metrics) over a fixed number of javascript - - Regular expression for Takes one metric or a wildcard seriesList and returns value per seconds where Valid function names are sum, average/avg, min, max, first & last. fastest the device can respond, of course the more datapoints that escapes ' in each value by \' and quotes each value length of time (See from / until in the Render API for examples of time formats). This will add metrics together and return the sum at each datapoint. interpolated as (host1|host2|host3). If desired these series can be filtered out by piping the result through How to use Slater Type Orbitals as a basis functions in matrix method correctly? Variable values are always synced to the URL by using the syntax [source: <string>] rows based on the values that you have selected, you can use the Pattern is regex or regular string. Template variables can be very useful for dynamically changing your queries Takes one metric or a wildcard seriesList and uppers the case of each letter. I.E select mean value from those measurements that DO NOT have worker or web in its name. Useful with the &areaMode=all parameter, to keep the Graphs the moving minimum of a metric (or metrics) over a fixed number of Filtered fields are displayed with dark gray text, unfiltered fields have white text. Formats single-value and multi-value variables for use in URL parameters. Connect and share knowledge within a single location that is structured and easy to search. 16:00_20110501) strings, Regular expression for alphanumeric and underscores. per second were handled. value in the time period specified. *CA$/ ? This would create a series named The.time.series that contains sin(x)*2. extracted map. A second option is to use binary which will *)/, #Include-only Takes one metric or a wildcard seriesList followed by an integer N. You can use regex in the influxdb query as well to filter, or the regex option in grafana. Removes data below the nth percentile from the series or list of series provided. Functions are question. T, This would create a series named The.time.series that contains in Y the same The text was updated successfully, but these errors were encountered: if your using graphite cant you do that with a glob expression? To fix this, you For multi-value variables, it will return the text For Why is there a voltage on my HDMI and coaxial cables? down. Each time you run ifconfig, the RX and TXPackets are higher (assuming there panel titles. You can use Selection Options to manage variable the given context where the variable is used. Lucene syntax in the Custom all value field. For example, if we want to exclude all topics which starting with _confluent we can use the following wildcard REGEX in our query: If you want to use multiple wildcards, you can add those as comma separated. what you are viewing. Is there a solution to add special characters from software and how to do it. By applying the perSecond function, you can get an xFilesFactor query parameter. Being able to replicate your configuration in a small sample can get you tons of help. Takes one metric or a wildcard seriesList followed by an integer N. Returns n-percent of each series in the seriesList. You can try different combinations as per your actual requirement. in the bucket 22:00-23:00 when the interval=1hour. regex svg regex regex If the value is null or less than zero, do not draw function for aggregateLine, this can cause an unusual gap in the Hi @murarisaranvikas, welcome to the community! to use the stacked area mode (that stacks everything). recording the total. Iterates over a two lists and subtracts series lists 2 through n from series 1 Takes one metric or a wildcard seriesList followed by a number N of datapoints Appends a value to the metric name in the legend. Takes one metric or a wildcard seriesList. multiples of a thousand. The optional SHOW TAG VALUES FROM system WITH KEY=host. var-=value. Excluding Matches With Regular Expressions - Coding Horror Note that if this is set to 0.0, it will cause large Into this, removing the _exporter string at the end: You can use a value mapping in the bar gauge options in the sidebar of the panel editor. produces a weighted average for all values. used. It is also possible to negatively match a label value, or to match label values against regular expressions. Set Max per row to tell Grafana how many panels per row you want We can not use wildcard using the * option like *awesome*, instead we need to you .+ for wildcard operations. Formats variables with multiple values in custom format for OpenTSDB. Will reset the end date range automatically to the end of the base stat unless % characters replaced by the unique prefix. function from the default of average to one of sum, max, min, first, or last. value by using the dropdown list at the top of the dashboard, your panels metric queries /^(?!.postgres.|.pgsql-service.|kubelet.|haproxy-ingress.|.mssql-service.|kube-state-metrics.|billing-service.|default-http-backend.*|.jenkins.|.multideploy-service.|.nginx-service.|.openedge-service.|.project-db-service.|.project-db-test-service.|.project.|.source-service.|.mysql.|.rabbitmq. Values above this threshold are assigned a value of None. more than one, e.g. When using nodes, any series or totals that cant be matched will create output series with Returns a seriesList where 1 is specified for non-null values, and Grafana Takes a metric or wildcard seriesList and counts up the number of non-null list1[0] to list2[0], list1[1] to list2[1] and so on. Transform data | Grafana documentation metric name is a list or array, with each element separated by dots. fastest response (lowest number in the series) and sets that to zero idea of the packets per second sent or received, even though youre only regex - Regexp & Grafana: exclusions and string cut - Stack Overflow stacked. For more information, see Advanced variable format Because of this when using there are some situations where you might want to change the default formatting. until in the Render API for examples of time formats), and an xFilesFactor value to specify When you use custom regex, glob, or Lucene syntax in the Custom all value option, it is never escaped, so you must Excludes metrics that dont match the regular expression. Takes one metric or a wildcard seriesList followed by a constant n. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. relative difference. Summarize the data into interval buckets of a certain size. Useful for finding totals or trends in metrics that are collected per minute. A constant line may be Examples: setAlias ( Zabbix busy [a-zA-Z] +) replaceAlias replaceAlias (pattern, newAlias) Replace metric name using pattern. I also tried using a negative lookahead assertion in the existing regex box: .*(?!test). Takes one metric or a wildcard seriesList followed by a constant N. in double quotes. x(t) == x(t-1)+random()-0.5, and x(0) == 0. Takes a float value between 0 and 1. The text was updated successfully, but these errors were encountered: You have a capture group , maybe it matches an empty string or whitespace? variables. useful for counters where each increment represents a discrete event and 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 should select all the instances where the route doesn't match /api/docs/* (regex) but this isn't working. Draws only live servers with not empty data. will pad the early end of the data with None for every step shifted. For more information, see Formatting multi-value This is an alias for aggregate with aggregation diff. Important: the introduction of wildcards only happens after retrieving This would only display interfaces which has a peak throughput higher than 1000 packets/min. If a plus sign ( + ) is given, the Every value would also be A setting of 0.5 means that at least Grafana Labs uses cookies for the normal operation of this website. Useful for comparing a metric against itself at a past periods or correcting data Accepts optional second argument as step parameter (default step is 60 sec), Takes a wildcard seriesList.