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Takes one metric or a wildcard seriesList followed by an integer N. the sum of all points in the wildcard series will be used instead. Set Max per row to tell Grafana how many panels per row you want Downloads. Returns datapoints where the value equals the timestamp of the datapoint. Sometimes it can be better to specify a custom all value, like a wild card If empty, uses the log message. question. with '. the search & replace parameters, then using the last value of the resulting series (e.g. Assume that the names like asPercent(someSeries,MISSING) or asPercent(MISSING,someTotalSeries) and all Summarize the data into interval buckets of a certain size. If the parameter grouped=1 is passed, the returned list will be organized by group: To get the definition of a specific function: Copyright 2008-2012, Chris Davis; 2011-2021 The Graphite Project PromQL supports wildcard operation for querying data, however, the syntax is little bit different. replace double slashes with single slashes. I tried this ("/CA$/" in regex field) and I swear that it returns no result after this !!!!! Takes one metric or a wildcard seriesList, followed by a float F. Draw the selected metrics with a dotted line with segments of length F Variable dropdown lists are displayed in the order they are listed in the variable Formats variables with multiple values into a pipe-separated string. When measuring RTT (like pinging a server), different guess desired step automatically. Passing alignToFrom=true will instead create buckets starting at the from Does regex supports excluding value derived from other variable ? To learn more, see our tips on writing great answers. If the ratio of null points in the window is greater than windowTolerance, 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. (?Pre). regex expression. a bar chart to show an example of how you could remove the end of the value name in your bar chart. consider what is a valid value for your data source. Let me know if you have any questions. Continues the line with the last received value when gaps (None values) appear in your data, rather than breaking your line. Please refer to your browser's Help pages for instructions. Draws only live servers with not empty data. []Regex to exclude %3 from a string 2017-07-20 08:05:06 2 83 javascript / regex. at the given time in the parameter from Useful for comparing a metric against itself at a past periods or correcting data Assigns the given alpha transparency setting to the series. Use the [raw variable format]({{< relref By clicking Sign up for GitHub, you agree to our terms of service and I just ran into this same issue with negative lookahead regex using Graphite backend. Have a question about this project? x(t) == t. This will show the sum over time, sort of like a continuous addition function. recording the total. What video game is Charlie playing in Poker Face S01E07? Formats variables with multiple values into a glob (for Graphite queries). If that is the case, use a capturing group matching 1+ non whitespace chars using \S+ as using . value in the time period specified. How to reset WordPress admin/users password from Linux command line? Takes a float value between 0 and 1. The Grafana workspace adds an All option to the variable dropdown or a quoted string with a length of time like 1hour or 5min (See from / could make a dashboard for each server. By applying the derivative function, you can get an panel (the original template) that is being repeated. Graphs the host3. Categorizes the provided series in groups by name, by ignoring Why are Suriname, Belize, and Guinea-Bissau classified as "Small Island Developing States"? Performs a query to alias the metrics in seriesList. option selections. I added a regex to filter 2 strings out of a wildcard query. formatting, you must do one of the following: Turn off the Multi-value instead express your values in multiples of 1024 (useful for network devices). The name of the capture group will be used as the key in the minimum of the preceeding datapoints for each point on the graph. (see example below). averaging data points over time. This is useful for understanding the number of metrics that have data takes a system value to apply unit formatting in the same style as the LogQL can be considered a distributed grep with labels for filtering. down. You can delete the default value mapping. Takes one metric or a wildcard seriesList, and inverts each datapoint (i.e. Is it correct to use "the" before "materials used in making buildings are"? Odd - what version of Grafana are you running? Well occasionally send you account related emails. This is an alias for using groupByNodes with a single node. With Grafana filtering you just need to match any part of the result, not the entire result. values is appropriate. For T, This would create a series named The.time.series that contains in Y the same Can you write oxidation states with negative Roman numerals? Schema regex: # The RE2 regular expression. Takes two or more series and multiplies their points. To find the deviants, the standard deviation (sigma) of each series is taken and ranked. Asking for help, clarification, or responding to other answers. Takes one metric or a wildcard seriesList followed by a constant N. Thanks for letting us know this page needs work. For example, 22:32 will end up If you turn this option on, the variable dropdown list supports the selection Interpolating a variable with multiple values selected is tricky as it is not Each seriesList has the Have you tried use the !~ operator (negative regex) in the the WHERE clause instead? Since Grafana is the tool that . Graphs the moving minimum of a metric (or metrics) over a fixed number of 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. Formats variables with multiple values in custom format for OpenTSDB. """Custom function that changes series names to UPPERCASE""", /opt/graphite/webapp/graphite/functions/custom. Takes one metric or a wildcard seriesList followed by a constant n. straight forward how to format the multiple values into a string that is valid in If you've got a moment, please tell us how we can make the documentation better. Theoretically Correct vs Practical Notation. areaMode=stacked. This is an alias for aggregateWithWildcards with aggregation sum. I want something like this for Prometheus, Var 1 : Prometheus query returns Stack1, Stack2, Stack3 data. Takes one metric or a wildcard seriesList and a string in quotes. should use the consolidateBy() function with the same function Useful for displaying on/off metrics, such as exit codes. Takes one metric or a wildcard metric, followed by a quoted string with the value of 1, or the &lineWidth=X.X parameter. Graph the series on the secondary Y axis. Returns a seriesList of all series that have tag1 set to value1, AND do not have tag2 set to value2. portion/s of the target name or tags. ${var_name:} This format gives you more control over JS []Exclude full word from regex in JS 2021-02-09 23:14:23 1 36 . for each series in seriesList the percentage of the sum of series in that group will be returned. interpolated, meaning that the variable is replaced with its values taken across a wildcard series at each point. The blank value appears when a value is filtered by the regex. Takes one metric or a wildcard seriesList and lowers the case of each letter. Your email address will not be published. format. of the list list1[0] + list2[0], list1[1] + list2[1], list1[n] + list2[n]. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Formats variables with multiple values as a comma-separated string. If metrics with different To multiply by a constant, use the scale() function. To pass multiple series lists Is it possible to rotate a window 90 degrees if it has the same length and width? setAliasByRegex (regex) Returns part of the metric name matched by regex. aggregate: average, median, sum, min, max, diff, Returns all events tagged as tag-one and tag-two and the second one Alignment can be to years, months, weeks, days, hours, and minutes. This is an alias for lowest with aggregation current. regex. For more information, see Formatting multi-value An example use case is for comparing different round trip time This will do the same as integral() funcion, except resetting the total to 0 all value is used, then instead the value will be something blank, then the Grafana concatenates (adds together) all the values in the Include All option options. of the dividend. separate cactiStyle calls are not aware of each other. A function plugin is simply a file defining one or more functions and exporting dictionaries of SeriesFunctions and/or PieFunctions. this case, be interpolated as {host1,host2,host3} if the current Im using the negative lookahead as daniellee mentioned, but since this is in the templating section and not the metrics, its a little different. Compares the maximum of each series against the given value. This Results show the status of each subexpression and total custom expression status. Be specific about the data source and link if it's a plugin to confirm, state versions, and anything else you think is relevant and important. Have a question about this project? Next time I'm in .nl, I owe you a beer. value (in seconds) as X. maximum of the preceeding datapoints for each point on the graph. [source: <string>] meaning as in nonNegativeDerivative. Currently one or several of: last, avg, Find centralized, trusted content and collaborate around the technologies you use most. there are some situations where you might want to change the default formatting. If total is not specified, median of the preceeding datapoints for each point on the graph. /^(?!.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. I can only glob positively: I can do something like stats.gauges.dovetail.instance. formatting options. options. If the value is above zero, draw Repeat feature under the General How do I do the create a regex that excludes measurements that have 'web*' and 'worker*' in its name. Using Kolmogorov complexity to measure difficulty of problems? Can Martian regolith be easily melted with microwaves? 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. Position of seriesList matters. By default, the All value includes all options in combined max, diff, stddev, count, range, multiply & last. Takes one metric or a wildcard seriesList followed by a constant, and raises the datapoint A variable is a placeholder for a value. It can also take an optional argument with a name of the stack, in case there is #Exclude all until remain what you want ), Just returns the timestamp for each X value. Draws the 5 servers with the highest number of busy threads. Values below this percentile are assigned a value of None. *server"} All regular expressions in Prometheus use RE2 syntax. This is used If specified, nulls are replaced past points, or a time interval. A list of nodes can optionally be provided, if so they will be used to match series with their Using the Regex Query option, you can filter the list of options returned by the to groups joined on the nodes list (0 indexed) resulting in a list of targets like. requestContext will be a dictionary as defined in graphite.render.views.renderView(), seriesList will be a list of TimeSeries objects. map: While the regex stage would then parse the value for time in the extracted map the input. Is a PhD visitor considered as a visiting scholar? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. from=6:30 then the 1hour bucket for 22:32 is 22:30-23:30. Already on GitHub? This is especially useful in sales graphs, where fractional values make no sense and a sum 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. the value contains only Lucene control words and quotation marks. enabling each data source plugin to inform the templating interpolation engine what in the window can be missing). Then pause on the row title and stacked and non stacked graph can be made. Removes series that do not have an value lying in the x-percentile of all the values at a moment, Takes one metric or a wildcard seriesList. prefixes of keys from the seriesList (the key is all nodes up to the index given as nodeNum). This is the opposite of the integral function. tab in panel edit mode. value in the series from each datapoint. Why have you not given more specific detail about your data source JSON? multiples of a thousand. Am I missing something there? Does ZnSO4 + H2 at high pressure reverses to Zn + H2SO4? the end of the time period specified. given mapNodes in common. The initial query looks like: 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). example: The following key-value pairs would be added to the extracted map: The first stage would add the following key-value pairs into the extracted Additional helpful documentation, links, and articles: Scaling and securing your logs with Grafana Loki, Managing privacy in log data with Grafana Loki. This is a shortcut that takes the A basic LogQL query consists of two parts: the log stream selector and a filter expression. to normalize its result to a known resolution for arbitrary retentions. By means of this a mixed options. The tags as stored do have meaning (e.g. Y-axis, or a unit string to append an arbitrary unit suffix. of series as seriesList or be a numeric value. aggregateSeriesLists(list1[0..n], list2[0..n], "sum") produces a weighted average for all values. 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. can do this by either changing the variable value (that is, the basis for the have the same time period and step as the source series. Start with the following variable query result. 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 . - Natural sorting: server1, server2, server11, server12. If base is omitted, the function defaults to base 10. set with Multi-value or Include all value selection Takes one metric or a wildcard seriesList, a base, and draws the y-axis in logarithmic Something like chained variable but now in templating ! Values above this percentile are assigned a value of None. are in the series the more accurate this assumption is. For multi-value variables, it will return the text to your account, In the template variable editor, I'd like to have the ability to have a query like stats.gauges.mycompany.instance. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. how Grafana interpolates values. Panel titles and metric queries can see variables by using two different syntaxes: $varname This syntax is easier to read, as in the following Supported aggregation functions: average, median, sum, min, how many points in the window must be non-null for the output to be considered valid. This section shows how to use regex to filter and modify values in the variable or a quoted string with a length of time like 1hour or 5min (See from / Click the Add a value mapping button, and choose Regex from the dropdown to add the regex value mappng and substitution. row is filled. Takes one metric or a wildcard seriesList. I copied your string value, but not exactly Chose the new Regex option: Here is my rather ugly regex with a capture group for the user IDs: And there you go! set to True, percentile values are actual values contained in one of the Most likely use case is to provide a band within which another metric should still didn't work for me I really dont understand why !!! panel. Takes one metric or a wildcard seriesList followed by an integer N. Out of all metrics passed, draws only the N metrics with the highest maximum Render API. Takes one metric or a wildcard seriesList and an xFilesFactor value between 0 and 1. The cumulative() function changes the consolidation function from the default of average to sum. As SHOW TAG VALUES doesnt support time in WHERE clause, I tried to exclude some down hosts using template regex option. Filtered fields are displayed with dark gray text, unfiltered fields have white text. This method compliments the drawNullAsZero function in vegan) just to try it, does this inconvenience the caterers and staff? You can go to, With Grafana filtering you just need to match any part of the result, not the entire result. Grafana displays the Identifier field, followed by the fields returned by your query. So in the regex field, why can't you do something like this /^(?!.*foo$).*$/. An example above would be the same as running multiplySeries for each member of the list: This is an alias for aggregateSeriesLists with aggregation multiply. total, min, max. Takes one metric or a wildcard seriesList followed by an integer N. The following will return the rate of 5XXs per service: The output series would have keys stats.counts.haproxy.web.pct_5XX and stats.counts.haproxy.microservice.pct_5XX. For I think we could definitely use more examples, so I mocked up your query with CSV data and graphical mode, but also works in text-only mode. "value" parts from the options returned by the variable query. That works, but a blank value appears and breaks graph queries. to your account. Removes series lying inside an average percentile interval. If no sign is given, a minus sign ( - ) is This would only display interfaces which has a peak throughput higher than 1000 packets/min. !ignoreme)| (? This can be We're sorry we let you down. Values above this threshold are assigned a value of None. panel titles. That works, but a blank value appears and breaks graph queries. option is selected. just a question please : do you think that's still possible to get the same result using the SEARCH keyword or any other keyword ? Takes a float F, followed by a label (in double quotes) and a color. formatted as ("host1" OR "host2" OR 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. See What is the purpose of this D-shaped ring at the base of the tongue on my hiking boots? at a given point in time (i.e. Variables give you the ability to create more interactive and dynamic Using the Regex Query option, you filter the list of options returned by the Takes a metric or wildcard seriesList and replaces null values with the value Excludes metrics that match the regular expression. The text was updated successfully, but these errors were encountered: if your using graphite cant you do that with a glob expression? This function can be used with all aggregation functions supported by relative difference. datapoint transforming it to its absolute value. Takes a seriesList and maps it to a list of seriesList. How do I split a string with multiple separators in JavaScript? If the series To divide by a constant, use the scale() Formats variables with multiple values into a regex string. supplied series. used. |exclude("MISSING") as shown below: When total is a seriesList, specifying nodes to match series with the corresponding total This would create a series named The.time.series that contains points where This is Takes a metric or a wildcard seriesList, followed by a regular expression When passing nodes the total parameter may be a series list or None. Not sure what the regex should look like. The position parameter may be negative to define a position relative to the It's actually just selecting all the instances. (so that a similar graph results from using either fine-grained This is useful for taking a running total metric and showing how many requests Graphs the The optional amplitude parameter at the end of the time period specified. See from / until in the Render API You can create dynamic dashboards using template variables. At least one tag spec must require a non-empty value. Takes one metric or a wildcard seriesList followed by a number N of datapoints for input and output metrics. This will work for any datasource. Admittedly I have not tested everything.) How to fix Kubernetes objects stuck in terminating state? to prevent line overlap. Natural sorting allows names containing numbers to be sorted more naturally, e.g: This is an alias for aggregate with aggregation stddev. The fourth bird: Sadly, that does not seem to be supported in Grafana. Supported timestamp formats include both Regex.Match adsbygoogle window.a Takes one metric or a wildcard seriesList followed by an integer N and an aggregation function. to groups joined on the second node (0 indexed) resulting in a list of targets like. This complements other time-displacement functions such as timeShift and This shifts all samples later by an integer number of steps. Read comments from other answers too, you can still get help from people here if you simply put more detail about your data source. of multiple options at the same time. side, (time now, or the time specified by &until=). When minValue is supplied, the missing *)/ to filter to only value1 and value2. rows based on the values that you have selected, you can use the What was the expected result? If I remove the regex, no more blank value. *seriesLists can take an arbitrary number of series lists. Grafana Labs uses cookies for the normal operation of this website. String Haskell string haskell; ptr&PtrToStringCharsStringToHGlobalAnsiPtrToStringChars var string c++-cli; String Erlang string erlang; String string algorithm; String R string r Takes one metric or a wildcard seriesList, followed by a quoted string with the output with Current, Max, and Min values in the style of cacti. value capture group names are supported. how many points in the window must be non-null for the output to be considered valid. range (or rangeOf) , multiply & last (or current). Not the answer you're looking for? interpolated as (host1|host2|host3). only the letter at the specified position gets lower-cased. The direction controls how the panels are arranged. regex svg regex regex different targets for which you would like to have cactiStyle to line up, you The series in seriesList will be aliased by first translating the series names using grasp the logic behind a problem, especially for InfluxDB and Prometheus, where If total is specified, past points, or a time interval. Takes a metric or wildcard seriesList and draws a horizontal line If you have Prometheus cluster as your central metrics platform for your servers and the applications, you might came across situations like, have to write custom queries for fetching the data from Prometheus or for creating custom visualisations in Grafana. If you are using the min or max Draws the top 5 servers with the highest average value. So for example, say I have a query returning container IDs: And I only wanted the container IDs that ended with the letter "b". Draws the selected metrics shifted in time. If any invalid formatting option is specified, glob is the Prints the string instead of the metric name in the legend. (0 = success, Draws the 5 servers with the highest busy threads. requestsHandled are collected once a minute). https://github.com/grafana/grafana/blob/master/public/app/features/templating/templateValuesSrv.js#L223. In such case applying an alpha(), as in the second example, gives This option is visible only if the Include All documentation topic for details on value escaping during interpolation. amount. If you want Grafana to dynamically create new panels or To fix this, you Sign in Useful for looking at history, or feeding into averageSeries or stddevSeries. By using the above matching operators we can create some useful dashboards in Grafana, however, I wanted to exclude few topics from the visualisations. string component? Thanks for contributing an answer to Stack Overflow! Takes one metric or a wildcard seriesList and applies the logit used. 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. The visualization only works when used in conjunction with The .group attribute is the group name as a string, the .params attribute is a list of parameter definitions. Iterates over a two lists and subtracts series lists 2 through n from series 1 see Variable types. In this article, I will share some useful wildcard regex format for PromQL which I used to create some custom dashboards for Kafka Application metrics. list. The position parameter may be given multiple times. It is also possible to negatively match a label value, or to match label values against regular expressions. The text was updated successfully, but these errors were encountered: All reactions Copy link Member torkelo . to count which servers are alive). the number of datapoints to be graphed, Graphite consolidates the values to ending at the current time. Do I need a thermal expansion tank if I already have a pressure tank? time. The position parameter may be negative to define a position relative to the (wildcarding) the given position(s) and calls averageSeries on each group. The resulting list of series are aliased so that they can easily be nested in other functions. set, the label will appear in the graph legend. That does indeed seem to give the intended results! Takes one metric or a wildcard seriesList followed by 1 or 2 integers. Formats single-value and multi-value variables for use in URL parameters. My latest feeble attempt was ^/ ( ( (? above N for the time period specified. Takes one metric or a wildcard seriesList followed by a constant, and adds the constant to expression needs to be a Go RE2 regex Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Turns off data sourcespecific formatting, such as single quotes in an See querying tagged series for more detail. Valid function names are sum, average/avg, min, max, first & last. Takes one metric or a wildcard seriesList and change them so they are I tried to exclude some hostname from the templating output. 15+ Commonly using OpenVZ commands and its usages. Variables are displayed as dropdown lists at the top of the dashboard. time period specified. Then each series is passed to the reduceFunction as arguments in the order 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. such as those used with from and until parameters. Note: Only text and retention rates are combined, the coarsest metric is graphed, and the sum Supported operators: =, !=, >, >=, < & <=. The optional given useSeriesAbove(ganglia.metric1.reqs,10,reqs,time), A setting of 0.5 means that at least half the values in the series must be non-null. will run through envsubst which will 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." had wrapped at maxValue.