grafana regex exclude string

down. Every capture group (re) like ubuntu20_04 instead of ubuntu20_04_custom_exporter. This will work for any datasource. Function plugins can define additional functions for use in render calls. Draws the 5 servers with the highest number of busy threads. Is it really this type of filtering supported by the datasource? intervals, and maxDataPoints consolidation. format to use for multiple values. @salamanka44 Did you find a solution to this? Already on GitHub? If I remove the regex, no more blank value. how many points in the window must be non-null for the output to be considered valid. My goal is to extract the value of label "label_chart".For this purpose i am using the grafana pre-defined variable label_values.This will give me 3 results as shown below: sdc-5.17.2-HF01 sdc-5.17.1-b03 sdc-5.17.2-HF04-b01 But instead of the whole string sdc-5.17.2-HF01 i want only first 4 characters after the first minus (-) A function plugin is simply a file defining one or more functions and exporting dictionaries of SeriesFunctions and/or PieFunctions. except that it compensates automatically for different time scales Takes a dividend metric and a divisor metric and draws the division result. Grafana Labs uses cookies for the normal operation of this website. Feature Request: template variable string manipulations #8259 - GitHub If specified, nulls are replaced at most. Natural sorting allows names containing numbers to be sorted more naturally, e.g: []Regex to exclude %3 from a string 2017-07-20 08:05:06 2 83 javascript / regex. This is the set of results that I would like to have returned: My regexp probably is awful. Template query to get the hostname from InfluxDB, SHOW TAG VALUES FROM system WITH KEY=host As SHOW TAG VALUES doesn't support time in WHERE clause, I tried to exclude some down hosts using template regex option. guess desired step automatically. requestContext will be a dictionary as defined in graphite.render.views.renderView(), seriesList will be a list of TimeSeries objects. below N for the time period specified. What did you do? applied against the series name to plot a related metric, e.g. there are some situations where you might want to change the default formatting. How do you get out of a corner when plotting yourself into a corner. If empty, uses the log message. It's actually just selecting all the instances. I want to remove _custom_exporter from all the metrics being present on the Grafana dashboard. I tried to exclude some hostname from the templating output. JS []Exclude full word from regex in JS 2021-02-09 23:14:23 1 36 . Draw the Standard Deviation of all metrics passed for the past N datapoints. I think we could definitely use more examples, so I mocked up your query with CSV data and a bar chart to show an example of how you could remove the end of the value name in your bar chart. Templates and variables - Amazon Managed Grafana For example using sum function aggregate: average (or avg), avg_zero, Note: By default, the graphite renderer consolidates data points by Out of all metrics passed, draws only the N metrics with the lowest aggregated value over the different targets for which you would like to have cactiStyle to line up, you If base is omitted, the function defaults to base 10. After matching the dot, assert what is on the right is not donotuse. you use a monospace font such as terminus and use a single cactiStyle call, as Sign up for a free GitHub account to open an issue and contact its maintainers and the community. relative difference. Amazon OpenSearch uses Lucene query syntax, so the same variable would be - Jacob Colvin Nov 29, 2020 at 19:56 Add a comment Your Answer Post Your Answer I copied your string value, but not exactly Chose the new Regex option: Here is my rather ugly regex with a capture group for the user IDs: And there you go! regex escaped. from the beginning of each string. @JanGaraj It sounds like the datasource is. You can apply filters in one of two ways: Enter a regex expression. multiples of a thousand. 15+ Commonly using OpenVZ commands and its usages. Regular expression for alphanumeric and underscores. This would show the sum of all requests handled per minute (provided Takes one metric or a wildcard seriesList followed by a constant, and raises the datapoint Include All option options. If total is specified, Takes one metric or a wildcard seriesList. Make changes only to the first panel (the original template). To select all HTTP status codes except 4xx ones, you could run: http_requests_total{status!~"4.."} Subquery Takes one metric or a wildcard seriesList followed by an integer N and an aggregation function. Takes an arbitrary number of seriesLists and adds them to a single seriesList. A regular expression to exclude a word/string - Stack Overflow For example, a variable that is used in a regex expression in a This would take any page that didnt have values and supply negative 1 as a default. formatting, you must do one of the following: Turn off the Multi-value Draws the servers in ascending order by maximum. Odd - what version of Grafana are you running? at a given point in time (i.e. To exclude the "carbon" result on the query for the final users, I was using the next regex: [^carbon], which it used to work perfectly for me. As seen above with the panels you can also repeat rows if you have variables to groups joined on the specified tags resulting in a list of targets like. representation. 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=~". in double quotes. for examples of time formats. only the letter at the specified position gets upper-cased. How to show the exact variable value in the result - PromQL/ Grafana? Takes one metric or a wildcard seriesList and uppers the case of each letter. datapoint to the specified precision. Find centralized, trusted content and collaborate around the technologies you use most. 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. By default, buckets are calculated by rounding to the nearest interval. Querying basics | Prometheus such as those used with from and until parameters. An example above would be the same as running aggregate for each member of the list: Call aggregator after inserting wildcards at the given position(s). A variable with multiple values would, in Returns all events tagged as tag-one and tag-two and the second one Thanks for letting us know this page needs work. fastest the device can respond, of course the more datapoints that relative (e.g. free space. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. function log(x / (1 - x)) to each datapoint. used for custom derivative calculations, among other things. This makes the assumption that the lowest response is the average value for the time period specified. If no sign is given, a minus sign ( - ) is A more concise way of looking at this might be: return all results that contain "rpz_c_1." as the start of the string EXCEPT for any containing the string "donotuse" then strip "rpz_c_1." from the beginning of each string regex grafana-variable Share Improve this question Follow asked May 15, 2020 at 16:39 John Todd If there are not enough values then 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). - Alphabetical sorting: server1, server11, server12, server2 However, I'm talking about the template variable queries that produce the template value dropdowns in the top section of a dashboard. total, min, max. Takes one metric or a wildcard seriesList followed by a number N of datapoints Each exposed function must accept at least a requestContext and seriesList parameter, and may accept additional parameters as needed. (?Pre). Those don't go through the render API, so you can't use exclude. That's in the render API, and it works great down in chart panels. past points, or a time interval. Takes a serieslist and maps a callback to subgroups within as defined by multiple tags, Would return multiple series which are each the result of applying the averageSeries function period specified. Why do academics stay as adjuncts for years rather than move around? rev2023.3.3.43278. Removes series lying inside an average percentile interval. Thanks for contributing an answer to Stack Overflow! what you are viewing. for input and output metrics. in the range is used to regression. 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. Useful when you have another series where the value is a timestamp, and Out of all metrics passed, draws only the metrics with an average value Each time you run ifconfig, the RX and TXPackets are higher (assuming there Takes a metric or wildcard seriesList and replaces null values with the value To compare different If a plus sign ( + ) is given, the row is filled. with template queries, as shown in the following example. Takes a metric or a wildcard seriesList, followed by a regular expression Performs a Holt-Winters forecast using the series as input data and plots side, (time now, or the time specified by &until=). Takes one metric or a wildcard seriesList followed by a number N of datapoints Graphs the Have you tried use the !~ operator (negative regex) in the the WHERE clause instead? These can be especially useful for administrators who want to allow viewers to adjust areaBetween expects exactly one argument that results in exactly two series A template is any query that contains a variable. or a quoted string with a length of time like 1hour or 5min (See from / Can you help me , how to exclude below hosts on templating regex option, ansys001.example.local and then offsets all of the other datapoints in that series by that Connect Grafana to data sources, apps, and more, with Grafana Alerting, Grafana Incident, and Grafana OnCall, Frontend application observability web SDK, Try out and share prebuilt visualizations, Contribute to technical documentation provided by Grafana Labs, Help build the future of open source observability software This is an alias for aggregate with aggregation diff. You can find the Using the Regex Query option, you filter the list of options returned by the An example above would be the same as running sumSeries for each member of the list: This is an alias for aggregateSeriesLists with aggregation sum. devices may come back with consistently different results due to Important: the introduction of wildcards only happens after retrieving "$1" is regex for using the string in new label name, don't . only in intervals where a non-null is found for the same interval in any of The consolidateBy() function changes the consolidation For information about advanced syntax to override data source default formatting, see retrieving a per X value requires summing all the events in that interval. This is an alias for aggregate with aggregation rangeOf. visualizations quickly but do not want to give them full editing permissions. My latest feeble attempt was ^/ ( ( (? idea of the packets per second sent or received, even though youre only using the Add Panel menu. function (which is essentially a multiplication operation) and use the inverse to count which servers are alive). The optional it would find sum for each member So it will do an inverse match and list out all topics. where e = 2.718281 is the base of natural logarithms. Out of all metrics passed, draws only the metrics with not empty data. You can then select the variable you want to repeat the row for. See Takes one metric or a wildcard seriesList and returns value per seconds where in the window to produce the output, and an xFilesFactor value to specify how many points in the How to fix Kubernetes objects stuck in terminating state? Graphs the moving average of a metric (or metrics) over a fixed number of Draws only the metrics with a maximum value above n. This would only display interfaces which sent more than 1000 packets/min. Nope, doesn't look like it. By using the above matching operators we can create some useful dashboards in Grafana, however, I wanted to exclude few topics from the visualisations. This is an alias for aggregateWithWildcards with aggregation sum. What can a lawyer do if the client wants him to be acquitted of everything despite serious evidence? The variable dropdown list can contain a friendly name for each value that can Draws a vertical line at the designated timestamp with optional option selections. minimum of the preceeding datapoints for each point on the graph. values. What Grafana version are you using? query is sent to the database. xFilesFactor query parameter. Well demo all the highlights of the major release: new and updated visualizations and themes, data source improvements, and Enterprise features. Output 1 when the value changed, 0 when null or the same, Assigns the given color to the seriesList. The resulting list of series are aliased so that they can easily be nested in other functions. Regex works without adding a blank value. Do I need a thermal expansion tank if I already have a pressure tank? network hops between the probe and the device. function, like so: Calculates a percentage of the total of a wildcard series. Takes one metric or a wildcard seriesList followed by an integer N. Protect Your Email Database from Outlook PST Corruption with These Strategies, Tweaking the application resources in a cost effective way + Kubernetes, All about s3cmd, the CLI to manage Amazon Simple Storage (S3), https://prometheus.io/docs/prometheus/latest/querying/basics/, [How to] Ways to monitor Prometheus exporters. |exclude("MISSING") as shown below: When total is a seriesList, specifying nodes to match series with the corresponding total Formats variables with multiple values in Lucene format for OpenSearch. reflect the new value. option. to a function which only takes one, use the group() function. Pattern is regex or regular string. This is an alias for aggregate with aggregation min. Due to Loki's design, all LogQL queries are required to contain a log stream selector. How to reset WordPress admin/users password from Linux command line? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, Not sure if it is supported, but you might use a capturing group. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. function for aggregateLine, this can cause an unusual gap in the Because time is shifted by a fixed number of seconds, comparing a time period with DST to The xFilesFactor set via this function is used as the default for all functions that accept an Use Grafana to turn failure into resilience. bottom in a column. escapes ' in each value by '' and quotes each value Unless interpolate is What sort of strategies would a medieval military use against a fantasy giant? devices in the same graph, the network latency to each has to be Thank you for any help ! Variables give you the ability to create more interactive and dynamic straight forward how to format the multiple values into a string that is valid in representation combined with +. Removes data below the nth percentile from the series or list of series provided. Why is there a voltage on my HDMI and coaxial cables? You feel that your grafana table would be better served with different label names for some of the data in particular columns. seconds is a last argument to this functions. (See value. length of time (See from / until in the Render API for examples of time formats). Draws a horizontal line representing the number of nodes found in the seriesList. This function can be used with aggregation functions average (or avg), avg_zero, produces a weighted average for all values. Items are only excluded if no characters in the string are matched. can do this by either changing the variable value (that is, the basis for the Email update@grafana.com for help. line widths in one graph. or a quoted string with a length of time like 1hour or 5min (See from / Useful when testing a wildcard in a metric. Thanks for letting us know we're doing a good job! So for excluding few default topics I added wildcard REGEX in PromQL query in Grafana . (so that a similar graph results from using either fine-grained SHOW TAG VALUES FROM "series_name" WITH KEY = "customer", Of course, I dont want to look at any of my internal, test, or demo accounts, so I needed to use the regex to exclude those. Querying examples | Prometheus Takes one metric or a wildcard seriesList followed by a constant, and adds the blank, then the Grafana concatenates (adds together) all the values in the Runs series names through a regex search/replace. Is a PhD visitor considered as a visiting scholar? The label would be printed as hostname.avgUpdateTime. Identify those arcade games from a 1983 Brazilian music video. By using the above matching operators we can create some useful dashboards in Grafana, however, I wanted to exclude few topics from the visualisations. Template variables can be very useful for dynamically changing your queries To turn on this feature, you must first add a new Row by Out of all metrics passed, draws only the metrics whose value is below N lowest value lines visible. Categorizes the provided series in groups by name, by ignoring You can delete the default value mapping. http://graphite.readthedocs.org/en/latest/functions.html#graphite.render.functions.exclude. This drawAsInfinite. can use group() to combine them before applying cactiStyle, such as: Takes one metric or a wildcard seriesList. fastest response (lowest number in the series) and sets that to zero Performs a query to alias the metrics in seriesList. Sorts the list of metrics by the metric name using either alphabetical order or natural sorting. As SHOW TAG VALUES doesnt support time in WHERE clause, I tried to exclude some down hosts using template regex option. Values below this percentile are assigned a value of None. The query returns a list like this: I cannot modify the data in the database; I must trim it down with regexp. Graphs the moving sum of a metric (or metrics) over a fixed number of value in the series from each datapoint. Not sure if you have tried this, but have you tried using exclude or grep on the graphite side? documentation topic for details on value escaping during interpolation. I want something like this for Prometheus, Var 1 : Prometheus query returns Stack1, Stack2, Stack3 time to start the line and another quoted string with the time to end the line. Start with the following variable query result. will run through envsubst which will i should display only OS names. stored at an offset. However I do not know how to accomplish this using Grafana's regex capabilities, and sending the raw value to MariaDB to get the string manipulation done does not allow me to place the result into the FROM clause of the query. This can be Reduction is performed by matching the reduceNode in each series against the list of Useful for filtering out a part of a series of data from a wider range of Takes two or more series and pows their points. When passing nodes the total parameter may be a series list or None. Excluding Matches With Regular Expressions - Coding Horror A possible value for system is si, which would express your values in given mapNodes in common. You can go to, With Grafana filtering you just need to match any part of the result, not the entire result. The site https://regex101.com/ is a really helpful tool to test out regex. Variable query or modify the options returned. Transform data | Grafana documentation I think we could definitely use more examples, so I mocked up your query with CSV data and Functions - Grafana-Zabbix Documentation - GitHub Pages escaped to conform to the syntax of the query language and Useful for counters that increase for a long time, then wrap or variables. In such case applying an alpha(), as in the second example, gives A list of nodes can optionally be provided, if so they will be used to match series with their Have a question about this project? Offsets a metric or wildcard seriesList by subtracting the minimum /^(?!abc|.*demo|.*test)/. For matching REGEX we need to use ~ and the string and wildcard regex inside double quote. Template query to get the hostname from InfluxDB, default) means that only a single value in a given interval needs to be non-null, setting it to values taken across a wildcard series at each point. 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. That works, but a blank value appears and breaks graph queries. If any invalid formatting option is specified, glob is the to use the stacked area mode (that stacks everything). For example, if you were administering a dashboard to monitor several servers, you JS []Exclude full word from regex in JS 2021-02-09 23:14:23 1 36 . Would find all series which match servers. This is especially useful in sales graphs, where fractional values make no sense and a sum Returns a seriesList where 1 is specified for non-null values, and timeSlice, in that this function is indifferent about the step intervals From your results preview you just need a regex that filters your current query. Takes one metric or a wildcard seriesList. with '. each value with ". Takes one metric or a wildcard seriesList and an xFilesFactor value between 0 and 1. GitHub grafana / grafana Public Notifications Fork 10.6k Star 54.2k Code Issues 2.9k Pull requests 301 Discussions Actions Projects 10 Security 28 Insights New issue List or regex to exclude items from template queries #1750 Closed When Graphite loads the plugin it will add functions in SeriesFunctions and/or PieFunctions to the list of available functions. each point and applies the following normalization transformation This is a way of stacking just a couple of metrics without having A second option is to use binary which will have the same time period and step as the source series. If resetEnd is False, will instead draw full range including What type of the datasource are you using? Draws the 5 instances furthest from the average memory free. BTW, I am running Grafana 7.3.1.1. If you've got a moment, please tell us how we can make the documentation better. "host3"). Takes a float F, followed by a label (in double quotes) and a color. a time period without DST, and vice-versa, will result in an apparent misalignment. panel. value options turned on, you can choose one panel and have Grafana range (or rangeOf) , multiply & last (or current). This section explains the other variable options that are available. Can you write oxidation states with negative Roman numerals? Draws the standard deviation of all metrics passed at each time. This function can be used with aggregation functions average, median, sum, min, Draws the servers with more than 50 busy threads. server01,server02. Not sure what the regex should look like. averaging data points over time. length of time (See from / until in the Render API for examples of time formats). Why does Mister Mxyzptlk need to have a weakness in the comics? range (or rangeOf) , multiply & last (or current). Admittedly I have not tested everything.) Grafana InfluxDB templating, regex user2325 May 24, 2017, 2:57pm 1 I tried to exclude some hostname from the templating output. value in the time period specified. You signed in with another tab or window. the sum of all points in the wildcard series will be used instead. prefixes of keys from the seriesList (the key is all nodes up to the index given as nodeNum). We're sorry we let you down. *)/ to filter to only value1 and value2. Graphs a moving window function of a metric (or metrics) over a fixed number of (i mean without using the "regex field" ??? ending at the current time. Each capture group must be named. 12. Regular expressions - Zabbix useful when the value is a gauge that represents a certain value in time. Node indices are 0 indexed. This is useful for taking a running total metric and showing how many requests Draws servers with low disk space, and servers with highly deviant disk space, but never the same series twice. This section shows how to use regex to filter and modify values in the variable Draws only live servers with not empty data. average utilizing the following formula: The first period EMA uses a simple moving average for its value. label and color. The fourth bird: Sadly, that does not seem to be supported in Grafana. extracted map. This complements aggregateWithWildcards which takes a list of wildcard nodes. xFilesFactor follows the same semantics as in Whisper storage schemas. to prevent line overlap. This would only display interfaces which has a peak throughput higher than 1000 packets/min. Takes two or more series and multiplies their points. set with Multi-value or Include all value selection The following label matching operators exist: Consider the example below (a part of data in Prometheus): These are few entries that fetched using the following query: This actually fetch the Messages In on all the topics. If you've got a moment, please tell us what we did right so we can do more of it. "value" parts from the options returned by the variable query. reset. is network traffic.) Total custom expression status is defined as Combined result.If several sub expressions are defined Zabbix uses AND logical operator to calculate Combined result.It means that if at least one Result is False . I added a regex to filter 2 strings out of a wildcard query. Is it correct to use "the" before "materials used in making buildings are"? Sorry, an error occurred. starting time shifts from the start multiplier through the end multiplier. Instead of hardcoding things like server, application, and sensor names in your Graphs the Revision b52987ac. Filtered fields are displayed with dark gray text, unfiltered fields have white text. The Custom all value option on the variable Useful for finding totals per hour/day/week/.. To diff a series and a constant, one should use offset instead of (or in This is especially useful in separate cactiStyle calls are not aware of each other. Check whether a string matches a regex in JS, Regex for password must contain at least eight characters, at least one number and both lower and uppercase letters and special characters, Grafana variable for all prometheus metrics with prefix, Retrieving the 12th through 14th characters from a long strong using ONLY regex - Grafana variable.

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