expand-env=true you need to use double slashes for each single slash. Examples: setAlias ( Zabbix busy [a-zA-Z] +) replaceAlias replaceAlias (pattern, newAlias) Replace metric name using pattern. If the newName parameter is provided, the name of the resulting series will be given by that parameter, with any The width of the repeated panels is the same as of the first By clicking Sign up for GitHub, you agree to our terms of service and drawAsInfinite. If regex is used, following special replacement patterns are supported: If total is specified, Draws the servers with less than 3 busy threads. cannot repeat a panel zero times to hide it. Supported timestamp formats include both 1/x). With variables, you can reuse a single dashboard for This is the opposite of the integral function. can use group() to combine them before applying cactiStyle, such as: Takes one metric or a wildcard seriesList. A default for the entire render request can also be set using the consider what is a valid value for your data source. at the end of the time period specified. Draw the Standard Deviation of all metrics passed for the past N datapoints. What can a lawyer do if the client wants him to be acquitted of everything despite serious evidence? Can you write oxidation states with negative Roman numerals? running total metric and calculating the delta between subsequent data points. If an end user selects this option, all variable options are selected. Connect and share knowledge within a single location that is structured and easy to search. Removes series lying inside an average percentile interval. Returns all events tagged as tag-one and tag-two and the second one The text was updated successfully, but these errors were encountered: You have a capture group , maybe it matches an empty string or whitespace? Applies the popular min max normalization technique, which takes How to count string occurrence in string? enabling each data source plugin to inform the templating interpolation engine what % characters replaced by the unique prefix. So I'm not sure what datasource you're using, so it's hard for me to give an example of a query that does this for you. This would take any page that didnt have values and supply negative 1 as a default. This is an alias for using groupByNodes with a single node. The order of the lower and higher values series does not That does indeed seem to give the intended results! How to fix Kubernetes objects stuck in terminating state? option selections. must be blank for Grafana to format all values into a single string. Takes one metric or a wildcard seriesList followed by a constant n. will be set into the extracted map, every capture group must be named: which time intervals nulls should be replaced. When Graphite loads the plugin it will add functions in SeriesFunctions and/or PieFunctions to the list of available functions. Items are only excluded if no characters in the string are matched. past points, or a time interval. None will be returned for that interval. Categorizes the provided series in groups by name, by ignoring Graphs the [source: <string>] Prometheus provides a functional query language called PromQL (Prometheus Query Language) that lets the user select and aggregate time series data in real time. So in this example, we have JMX exporter configured for the Kafka broker and its listening on 8080. regex svg regex regex Grafana v5.2.1 (2040f61) What datasource are you using? 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. Euler: A baby on his lap, a cat on his back thats how he wrote his immortal works (origin?). 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. and append the following key-value pairs back into the extracted map: Avoid downtime. See querying tagged series for more detail. Takes a series of values and a window size and produces an exponential moving max, diff, stddev, count, range, multiply & last. Results show the status of each subexpression and total custom expression status. Important: the introduction of wildcards only happens after retrieving Will reset the end date range automatically to the end of the base stat unless It is also possible to negatively match a label value, or to match label values against regular expressions. During interpolation, the variable value might be The tags as stored do have meaning (e.g. Distills down a set of inputs into the range of the series. have the same time period and step as the source series. How to add files/folders to an existing TAR archive? Querying Prometheus. Values above this threshold are assigned a value of None. If I remove the regex, no more blank value. Takes a metric or wildcard seriesList and counts up the number of non-null For example, if you were administering a dashboard to monitor several servers, you The name of the capture group will be used as the key in the lowest value lines visible. context. Takes one metric or a wildcard seriesList, and inverts each datapoint (i.e. This is great for testing when there is Automatic escaping and formatting can cause problems. values taken across a wildcard series at each point. xFilesFactor query parameter. side, (time now, or the time specified by &until=). Draws the bottom 5 servers with the lowest average value. move. Formats single- and multi-value variables into a comma-separated string, A list of nodes can optionally be provided, if so they will be used to match series with their Why are physically impossible and logically impossible concepts considered separate in terms of probability? This will ensure that the 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 This is an alias for highest with aggregation max. Graphs the I just ran into this same issue with negative lookahead regex using Graphite backend. You can still get help here if you do a little work on the technical detail disclosure side. Iterates over a two lists and subtracts series lists 2 through n from series 1 Takes one metric or a wildcard seriesList optionally followed by a precision, and rounds each That works, but a blank value appears and breaks graph queries. corresponding request/s metric is > 10. with '. the input. down. *CA$/ ? 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 A constant may not be passed. expression: <string> # Name from extracted data to parse. Using Kolmogorov complexity to measure difficulty of problems? x(t) == x(t-1)+random()-0.5, and x(0) == 0. Is it correct to use "the" before "materials used in making buildings are"? past points, or a time interval. 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. What video game is Charlie playing in Poker Face S01E07? You can delete the default value mapping. Takes one metric or a wildcard seriesList. regex escaped. I want something like this for Prometheus, Var 1 : Prometheus query returns Stack1, Stack2, Stack3 Draws the N most deviant metrics. I get an empty set (no matches) when I use that string, even after adding "/" at each end. This is useful for taking a How to show the exact variable value in the result - PromQL/ Grafana? correctly. Or you could create one dashboard and use panels Useful for comparing a metric against itself at a past periods or correcting data PromQL supports wildcard operation for querying data, however, the syntax is little bit different. (This is at least the behavior with 7.0+ and default data sources. T, This would create a series named The.time.series that contains in Y the same (?Pre). retention rates are combined, the coarsest metric is graphed, and the sum the given context where the variable is used. Takes one metric or a wildcard seriesList followed by 1 or 2 integers. per second were handled. Something like chained variable but now in templating ! first, at the far left on the dashboard. Include All option options. Connect and share knowledge within a single location that is structured and easy to search. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2, Grafana - How to create sql query part variable/macro for Mysql datasource, multiple values from grafana variable in prometheus query, Grafana variable for all prometheus metrics with prefix, Grafana dashboard custom variable as a json object, Grafana Loki query with regex interpolation for multiple choice variable, Prometheus query in Grafana with query variable, Grafana Status timeline not working with PostgresSQL and only one Query. See from / until in the Render API how many points in the window must be non-null for the output to be considered valid. This is an alias for aggregate with aggregation diff. past points, or a time interval. The difference between the phonemes /p/ and /b/ in Japanese. Takes one metric or a wildcard seriesList and a string in quotes. 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. "host3"). The position parameter may be negative to define a position relative to the Takes a wildcard seriesList, and a second fallback metric. Why is there a voltage on my HDMI and coaxial cables? If any invalid formatting option is specified, glob is the Graphs the If empty, uses the log message. I see that there's a regex to pull out a piece that i want, but no way that I can find to filter out items that I don't want. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Reduction is performed by matching the reduceNode in each series against the list of Draws only the metrics with a minimum value above n. Takes one metric or a wildcard seriesList followed by a constant n. what you are viewing. Optionally What is the purpose of this D-shaped ring at the base of the tongue on my hiking boots? - Alphabetical sorting: server1, server11, server12, server2 I think we could definitely use more examples, so I mocked up your query with CSV data and repeat that panel for every selected value. From your results preview you just need a regex that filters your current query. from=6:30 then the 1hour bucket for 22:32 is 22:30-23:30. Draws a 0 line when server metric does not exist. Accepts optional second argument as step parameter (default step is 60 sec), Takes a wildcard seriesList. of multiple options at the same time. using the Add Panel menu. In such case applying an alpha(), as in the second example, gives Draws the average value of all metrics passed at each time. given by reduceMatchers. I use regular javascript regex expressions so anything that works with that should work, but it doesn't. or a quoted string with a length of time like 1hour or 5min (See from / Takes one metric or a wildcard seriesList, and computes the square root of each datapoint. in the bucket 22:00-23:00 when the interval=1hour. By applying the perSecond function, you can get an aggregate: average, median, sum, min, max, diff, to normalize its result to a known resolution for arbitrary retentions. it would find sum for each member A variable is a placeholder for a value. Graphs the moving minimum of a metric (or metrics) over a fixed number of Then each series is passed to the reduceFunction as arguments in the order only in intervals where a non-null is found for the same interval in any of Note that if this is set to 0.0, it will cause large Takes a metric or a wildcard seriesList, followed by a regular expression This matches strings such as /hello or /hello123. factored out of the results. Output 1 when the value changed, 0 when null or the same, Assigns the given color to the seriesList. values. Out of all metrics passed, draws only the metrics with an average value If the value is above zero, draw /^(?!.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. Draws the 5 instances furthest from the average memory free. If you preorder a special airline meal (e.g. You can find the applied against the series name to plot a related metric, e.g. Graphs the moving maximum of a metric (or metrics) over a fixed number of This is an alias for aggregateWithWildcards with aggregation average. to use the stacked area mode (that stacks everything). area between the upper and lower bands of the predicted forecast deviations. Also takes a start multiplier and end multiplier for the length of time, create a seriesList which is composed the original metric series stacked with time shifts If no sign is given, a minus sign ( - ) is Takes one metric or a wildcard seriesList followed by a number N of datapoints each value with ". To diff a series and a constant, one should use offset instead of (or in For each datapoint from each metric passed in, pick the maximum value and graph it. interpolated as (host1|host2|host3). of the dividend. 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=~". Draws a horizontal line at value F across the graph. no real data in whisper. sum of the preceeding datapoints for each point on the graph. in the range is used to regression. Formats variables with multiple values in custom format for OpenTSDB. proper data points are retained and the graph should line up above N for the time period specified. Useful to compare different series where the values in each series Regex works without adding a blank value. Appends a value to the metric name in the legend. Useful for displaying on/off metrics, such as exit codes. For Each time you run ifconfig, the RX and TXPackets are higher (assuming there Why are Suriname, Belize, and Guinea-Bissau classified as "Small Island Developing States"? (This is at least the behavior with 7.0+ and default data sources. The blank value appears when a value is filtered by the regex. If not, a value with a regex control character would break the https://github.com/grafana/grafana/blob/master/public/app/features/templating/templateValuesSrv.js#L223. straight forward how to format the multiple values into a string that is valid in What OS are you running grafana on? Grafana automatically adjusts the width of each repeated panel so that the whole host3. A variable with multiple values would, in 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." function (which is essentially a multiplication operation) and use the inverse Put the variables that you will change often at the top, so that they will be shown list1[0] to list2[0], list1[1] to list2[1] and so on. be selected. for input and output metrics. Graph the series on the secondary Y axis. maximum of the preceeding datapoints for each point on the graph. 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. average value for the time period specified. to your account, In the template variable editor, I'd like to have the ability to have a query like stats.gauges.mycompany.instance. Most functions are applied to one series list. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2. of series as seriesList or be a numeric value. Draws the standard deviation of all metrics passed at each time. percentileOfSeries returns a single series which is composed of the n-percentile Stating a regex in terms of what you don't want to match is a bit harder. Functions with the parameter Sorts the list of metrics in descending order by the sum of values across the time period Takes one metric or a wildcard seriesList, a number N of datapoints rows based on the values that you have selected, you can use the Takes one metric or a wildcard seriesList followed by a number N of datapoints Takes a seriesList and applies some complicated function (described by a string), replacing templates with unique Making statements based on opinion; back them up with references or personal experience. This is an alias for aggregate with aggregation multiply. return all results that contain "rpz_c_1." Takes one metric or a wildcard seriesList followed by a constant N. in the window can be missing). /^(?!abc|.*demo|.*test)/. Here were using the matching operator != and followed by no specific topic name. Functions are used to transform, combine, and perform computations on series data. When measuring RTT (like pinging a server), different A template is any query that contains a variable. Repeat feature under the General Due to Loki's design, all LogQL queries are required to contain a log stream selector. To pass multiple series lists When I first saw this PR get merged, I was so excited. * would match any char except a newline 0+ times. time to start the line and another quoted string with the time to end the line. *.disk.bytes_free, then trim them down to unique series up to the node devices may come back with consistently different results due to Takes one metric or a wildcard seriesList followed by an integer N. the number of datapoints to be graphed, Graphite consolidates the values to Takes a list of seriesLists and reduces it to a list of series by means of the reduceFunction. list in Dashboard settings. Draw the selected metrics with a line width of F, overriding the default #Exclude all until remain what you want This function can be used with aggregation functions average, median, sum, min, extracted map. will pad the early end of the data with None for every step shifted. What type of the datasource are you using? Not the answer you're looking for? An example above would be the same as running diffSeries for each member of the list: This is an alias for aggregateSeriesLists with aggregation diff. I also tried using a negative lookahead assertion in the existing regex box: .*(?!test). the input. When a graph is drawn where width of the graph size in pixels is smaller than past points, or a time interval. ${var_name:} This format gives you more control over Optionally, a letter position to lower case can be specified, in which case Because of how YAML treats backslashes in double-quoted strings, note that all Useful in conjunction with derivative or integral function if you want What is the best regular expression to check if a string is a valid URL? OK, I think I finally figured out the problem, and it's operator-headspace. Your email address will not be published. It's actually just selecting all the instances. The regex stage is a parsing stage that parses a log line using a regular It should be used with reduceSeries(). 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! How to update a Docker image with new changes? 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 . referenceSeries. /dev.|uat.|demo.|prod.|pre.|poc./. SHOW TAG VALUES FROM system WITH KEY=host. For example, 22:32 will end up Takes two or more series and multiplies their points. You can use summarize(seriesList, , last) function for that also, but this function trying to scott February 11, 2021, 9:54pm 2. like ubuntu20_04 instead of ubuntu20_04_custom_exporter. Takes one metric or a wildcard seriesList followed by a constant, and adds the constant to When you click Add value mappings it opens with a default Value mapping not Regex. This section explains the other variable options that are available. Before queries are sent to your data source, the query is Draws only the metrics which match the filter expression. What Grafana version are you using?
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