Data from Something like chained variable but now in templating ! To fix this, you It's actually just selecting all the instances. Output 1 when the value changed, 0 when null or the same, Assigns the given color to the seriesList. at the end of the time period specified. /^(?!.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. Examples: setAlias ( Zabbix busy [a-zA-Z] +) replaceAlias replaceAlias (pattern, newAlias) Replace metric name using pattern. see Variable types. Takes one metric or a wildcard seriesList followed by a number N of datapoints 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 Im using the negative lookahead as daniellee mentioned, but since this is in the templating section and not the metrics, its a little different. option. max, diff, stddev, range, multiply & last. In such case applying an alpha(), as in the second example, gives with '. Making statements based on opinion; back them up with references or personal experience. I just ran into this same issue with negative lookahead regex using Graphite backend. Unless interpolate is options, Formatting multi-value *server"} All regular expressions in Prometheus use RE2 syntax. time period specified. Graphs the moving average of a metric (or metrics) over a fixed number of An example use case is for comparing different round trip time This makes the assumption that the lowest response is the Takes one metric or a wildcard seriesList followed by an integer N. each value with ". When measuring RTT (like pinging a server), different Something like value1,value2,value3. idea of the packets per second sent or received, even though youre only return all results that contain "rpz_c_1." Filtered fields are displayed with dark gray text, unfiltered fields have white text. median of the preceeding datapoints for each point on the graph. Takes one metric or a wildcard seriesList and a string in quotes. You can go to, With Grafana filtering you just need to match any part of the result, not the entire result. Takes one metric or a wildcard seriesList followed by a constant, and raises the datapoint Takes one metric or a wildcard seriesList followed by a constant, and adds the constant to past points, or a time interval. How to fix Kubernetes objects stuck in terminating state? See panel. or a quoted string with a length of time like 1hour or 5min (See from / Takes one metric or a wildcard seriesList optionally followed by a precision, and rounds each The cumulative() function changes the consolidation I get an empty set (no matches) when I use that string, even after adding "/" at each end. I'm using Grafana and Prometheus to create some graphs, but this I believe is fundamentally a regexp (RE2?) 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. Takes a serieslist and maps a callback to subgroups within as defined by multiple nodes, Would return multiple series which are each the result of applying the sum aggregation portion/s of the target name or tags. I want to remove _custom_exporter from all the metrics being present on the Grafana dashboard. If total is specified, For matching REGEX we need to use ~ and the string and wildcard regex inside double quote. A possible value for system is si, which would express your values in Panel titles and metric queries can see variables by using two different syntaxes: $varname This syntax is easier to read, as in the following Important: the introduction of wildcards only happens after retrieving Useful in conjunction with derivative or integral function if you want sortBy(seriesList, func='average', reverse=False) . is taken and ranked. Out of all metrics passed, draws only the N metrics with the lowest value at This is an alias for aggregate with aggregation min. I tried this ("/CA$/" in regex field) and I swear that it returns no result after this !!!!! areaBetween expects exactly one argument that results in exactly two series Takes one metric or a wildcard seriesList followed by a constant n. This would show the sum of all requests handled per minute (provided across a whole dashboard. Sorts the list of metrics in descending order by the sum of values across the time period See from / until in the Render API This is great for testing when there is Each exposed function must accept at least a requestContext and seriesList parameter, and may accept additional parameters as needed. Removes data below the nth percentile from the series or list of series provided. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. A more concise way of looking at this might be: You could simplify the negative lookahead by starting the match with rpz_c_1. used. Useful for counters that increase for a long time, then wrap or proper data points are retained and the graph should line up n - length elements of the array (if only one integer n is passed) or n - m 12. Regular expressions - Zabbix By applying the derivative function, you can get an must be blank for Grafana to format all values into a single string. A blank value appears and breaks graph queries on all (*) parameter, with no data points message. However, you cannot of consolidated values is appropriate. Returns a SeriesList of series matching all the specified tag expressions. Takes one metric or a wildcard seriesList, followed by a quoted string with the in the window to produce the output, and an xFilesFactor value to specify how many points in the Graphs the Querying examples | Prometheus Graphs the moving sum of a metric (or metrics) over a fixed number of Grafana 2.6 doesn't recognize the regex and show me no results. is network traffic.) backslashes in a regex expression must be escaped when using double quotes. Draws servers with low disk space, and servers with highly deviant disk space, but never the same series twice. date range set to include a time in the future, will limit this timeshift to pretend Takes one metric or a wildcard seriesList followed by a constant N. The corresponding values should share one or more zero-indexed nodes and/or tags. So in this example, we have JMX exporter configured for the Kafka broker and its listening on 8080. string component? Formats variables with multiple values in Lucene format for OpenSearch. This is an alias for lowest with aggregation average. Downloads. Grafana InfluxDB templating, regex user2325 May 24, 2017, 2:57pm 1 I tried to exclude some hostname from the templating output. Is it correct to use "the" before "materials used in making buildings are"? the given context where the variable is used. Takes a seriesList and applies some complicated function (described by a string), replacing templates with unique !ignoreme2)) [a-z0-9])+$ regex Share Improve this question Follow edited 7 hours ago Takes an arbitrary number of seriesLists and returns unique series, filtered by name. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. example: apps.frontend.$server.requests.count. Regular Expressions: Is there an AND operator? When a graph is drawn where width of the graph size in pixels is smaller than Automatic escaping and formatting can cause problems. Due to Loki's design, all LogQL queries are required to contain a log stream selector. list1[0] to list2[0], list1[1] to list2[1] and so on. I.E select mean value from those measurements that DO NOT have worker or web in its name. using the Add Panel menu. lowest value lines visible. or a quoted string with a length of time like 1hour or 5min (See from / i should display only OS names. Can you write oxidation states with negative Roman numerals? This would create a series named The.time.series that contains sin(x)*2. You can use variables in metric queries and in When not passing nodes, the total parameter may be a single series, reference the same number )/, #Exclude + Include feature (this is the best) If base is omitted, the function defaults to base 10. * and then another textbox to have either a regex (or at least a value list) to identify items i'd like to exclude from the variable's selection list. Draws the top 5 servers who have had the most busy threads during the time Takes one metric or a wildcard seriesList followed by an integer N. This is an alias for aggregate with aggregation max. Takes two or more series and multiplies their points. aggregate: average, median, sum, min, max, diff, gaps in the output anywhere a single point is missing. If the wildcard does not match any series, draws the fallback metric. A regex in query in Grafana - Stack Overflow of the list list1[0] + list2[0], list1[1] + list2[1], list1[n] + list2[n]. Takes one metric or a wildcard seriesList, a base, and draws the y-axis in logarithmic 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. Items are only excluded if no characters in the string are matched. Put the variables that you will change often at the top, so that they will be shown 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). This function does not normalize for periods of time, as a true derivative would. A template is any query that contains a variable. Takes one metric or a wildcard seriesList followed by a constant N. no error, but no filtering, either, @ohTHATaaronbrown then please fix it :) This will ensure that the based on the function applied to each series. *CA$/ ? Takes one metric or a wildcard seriesList followed by a constant N. Graphs the linear regression function by least squares method. average value for the time period specified. It should be used with reduceSeries(). The start and end times are inclusive (default range is from to until). Amazon OpenSearch uses Lucene query syntax, so the same variable would be By default, the contents of each interval bucket are summed together. The difference between the phonemes /p/ and /b/ in Japanese. The position parameter may be negative to define a position relative to the until in the Render API for examples of time formats), and an xFilesFactor value to specify You signed in with another tab or window. should use the consolidateBy() function with the same function Takes a float F, followed by a label (in double quotes) and a color. For more information, see Regular expressions. This would start at zero on the left side of the graph, adding the sales each matter. the response time metric will be plotted only when the maximum value of the Variable query or modify the options returned. upper and lower bands with the predicted forecast deviations. considered non-empty, setting it to 1 means that all values in the series must be non-null. My regexp probably is awful. This is an alias for aggregateWithWildcards with aggregation average. The optional the value contains only Lucene control words and quotation marks. Blank value appears when filtering variable with regex #12578 - GitHub Click a field to toggle filtering on that field. javascript - REGEX - regex - Regexp & Grafana: exclusions and string cut - Stack Overflow regex. the input. . The regex (.*)_. to construct the alias using sprintf-style syntax. Takes one metric or a wildcard seriesList and applies the logit xFilesFactor parameter, all functions that aggregate data across multiple series and/or Takes one metric or a wildcard seriesList, and computes the square root of each datapoint. Draws the servers with more than 50 busy threads. "value" parts from the options returned by the variable query. representation. Draws the servers with average values above 25. This is useful for understanding the number of metrics that have data to a function which only takes one, use the group() function. Here I'm using Prometheus, but again the actual query and datasource does not matter. I used the specific regex /backend|frontend|(. Usable with output with Current, Max, and Min values in the style of cacti. Before queries are sent to your data source, the query is interpolated, meaning that the variable is replaced with its current value.During interpolation, the variable value might be escaped to conform to the syntax of the query language and where it is used. formatted as ("host1" OR "host2" OR Does regex supports excluding value derived from other variable ? Theoretically Correct vs Practical Notation. !ignoreme)| (? Advanced variable format privacy statement. median, sum (or total), min, max, diff, stddev, count, Is there no way to do simple string manipulation in Grafana - reddit of the other metrics is averaged for the metrics with finer retention rates. Why does Mister Mxyzptlk need to have a weakness in the comics? When a series needs to be consolidated, this sets the fraction of values in an interval that must Loki comes with its very own language for querying logs called LogQL. Making statements based on opinion; back them up with references or personal experience. Because of this when using relative difference. 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. Youll want to change the flavor to golang to get the right interpretations for Grafana. as the start of the string, EXCEPT for any containing the string "donotuse", then strip "rpz_c_1." time. [source: <string>] (Division by 8 = multiplication by 1/8 or 0.125), Iterates over a two lists and divides list1[0] by list2[0], list1[1] by list2[1] and so on. Setting it to 0 (the To divide by a constant, use the scale() network latency which will be different depending on how many map: While the regex stage would then parse the value for time in the extracted map Takes a metric or a wildcard seriesList, followed by a regular expression Grafana automatically adjusts the width of each repeated panel so that the whole This shifts all samples later by an integer number of steps. expression. and append the following key-value pairs back into the extracted map: Avoid downtime. Takes one metric or a wildcard seriesList followed by a constant n. Regex in Grafana templating help Not the answer you're looking for? Takes one metric or a wildcard seriesList. Grafana For example, a variable that is used in a regex expression in a Prometheus query will be regex-escaped. How do I align things in the following tabular environment? regex | Grafana Loki documentation time to start the line and another quoted string with the time to end the line. what you are viewing. Takes one metric or a wildcard seriesList, a number N of datapoints Already on GitHub? However, I would like it to exclude a couple of string values such as /ignoreme and /ignoreme2. If you turn this option on, the variable dropdown list supports the selection Each capture group must be named. How can I fix this pleaase ? running total metric and calculating the delta between subsequent data points. example, 8am might be overlaid with 7am. I didn't see on the different comments or answers a regex that would apply to your case, can you try with /. Supported operators: =, !=, >, >=, < & <=. 0 is specified for null values. When using nodes, any series or totals that cant be matched will create output series with This is a shortcut that takes the @salamanka44 Did you find a solution to this? values taken across a wildcard series at each point. This is an alias for aggregate with aggregation diff. 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. I want to remove a string from the legend format in Grafana When passing nodes the total parameter may be a series list or None. resetEnd is False. you want to compare it to the time of the datapoint, to render an age. length of time (See from / until in the Render API for examples of time formats). ${var_name:} This format gives you more control over dashboards. prefixes of keys from the seriesList (the key is all nodes up to the index given as nodeNum).

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