Prometheus replace label value. But I struggle with the regex and regex replace stuff.

Prometheus replace label value. It takes four arguments: the input vector, the target label name, a regular expression to match the source label value, and a replacement string. The result of Query 1 will be: WriteLatency {DBInstanceIdentifier="aurora-mysql-2"} where aurora-mysql-2 is the master database. multipass:9100; ip-192-168-64-30. 1 Prometheus / Grafana replace label in one metric with value from another. Share Aug 25, 2021 · Is there a shorter/neater way for replacing labels? in my example, I have 4 cases where I would like to "skip" the ending, when the end of the label value is:. Jun 17, 2020 · Is it a good solution to use "label_replace" in a prometheus query when doing math operations on two metrics with different labels for the same value 1 PromQL/prometheus query label_replace() multiple Mar 22, 2021 · VictoriaMetrics starts from the right part of the a and b query, e. I'm understand how to relabel a single label using regex, but don't know how to use a several source labels. Take a look here for details, since you didn't provide any details of your metrics. You need to provide this as a range vector. If you know the interval between samples (aka scrape_interval in Prometheus ecosystem), then the following query should return the number of unique labelsets (aka unique time series - see this article for more details about commonly used technical terms in Prometheus) with values >=1 over the last 7 days if scrape_interval=30s: This query You have two options to relabel your metrics in Prometheus: at ingestion time using metric_relabel_configs (in Prometheus configuration) at request time using label_replace. Enter the label name as the legend using the {{[LABEL]}} notation (here {{app_state}} ). sample-y from project. e. Explaining the problem with an example: ALERTS{alertname="CPUThrottlingHigh",pod="sendsms-dbed"} 10. Hello, I’m looking for a way to get a label’s value as query result rather than just a 1 or a 0 I’ve been knocking my head all around the web for hours but I’ve Feb 23, 2023 · Display metric labels in a table. Here, I want to include filter based on labels as well. I believe you should look the way to change the display in Grafana. The second is the length of time you want to look ahead in seconds. Apr 30, 2021 · Sure, using a label_replace is absolutely appropriate. May 16, 2020 · Instead, I wanted to create a recording rule that hides different values behind labels. ") The label_values query, as described in Grafana documentation, takes either a label name or a label name and a metric name. character match any character, including newline. 19. Has anyone ever done any logic like this, or would have any idea how I can solve this. For example, suppose Prometheus contains the following time series: If instance label is removed, then these two time series will become identical: Now neither Prometheus nor user can differentiate Jan 15, 2019 · What the query above does, is create a new label node, for the data source that doesn't have it, based on the label instance, that represents the node in a 10. Sep 1, 2021 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Perfectly valid data set as far as Prometheus is concerned. Under Data source, I’ll choose the Jun 7, 2019 · P. You can use a query like this: Oct 5, 2022 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. 7 Jul 5, 2021 · 作者：csz 原文: 点我 Question. I am presuming it's something along the lines of - source_labels: [__meta_dockerswarm_service_label_prometheus_port] regex: (\d+) target_label: __port__ replace: $1 action: replace May 1, 2017 · Sometimes you might want to do something like rate({__name__=~". I have installed two mysqld_exporter one for each mysql server. Oct 10, 2018 · For example I have two mysql server named mysql01 e mysql02. Prometheus is configured via command-line flags and a configuration file. Then you can always query by the application value to see the stability value. Now, the metrics for the EKS add-ons have the priority_class label with values of system-cluster-critical or system-node-critical whereas the prometheus pod metrics do not Count and sum of observations. There are reasons why I can't change these, so I need to do some relabeling. predict_linear takes the metric at hand and uses linear regression to extrapolate forward to its likely value in the future. Naturally, this will not only ruin my plans to group response times by URL, but also SIGKILL my Grafana page because of too many unique results. The reason for using a new label is the series would no longer be unique if we just overwrote the "group" label, and the sum wouldn't work. ConsumerEndpointFactoryBean. Rule structure. Jun 8, 2021 · IIUC, a solution would be to use one label to describe the application and another to represent the build number. The first thing I’ll do is go to the Dashboards area of Grafana and create a new dashboard. Aug 9, 2019 · 1. Prometheus doesn't provide the ability to delete particular labels, because this may result to duplicate time series with identical labelsets. A replace relabeling rule has the following structure: action: replace. Sergio Santiago. The perfect solution seems to be something like this: relabel_configs: - source_labels: - '__meta_ec2_tag_(. Solution. s. Jul 6, 2020 · Cool, 12 as expected. Samples. I'm looking to use the above query to filter Each combination of label names and values will result in a new data point, i. Jul 5, 2023 · How do I change the value of label named 'uri' of this metric as these Urls are of type '/foo/bar/{id}/response' , hence for each request the Url changes and the count of every request is showing 1 but i want the total count of these Urls irrespective of the {id} value. Refer the documentation. app2_current_sensor3. multipass:9100 1. Click a transformation. However when pulling in my list of servers I realized that my service's metrics endpoint is /prometheus no /metrics I've seen that I can use relabelling to fix this. The best way around this is to avoid using any of the special labels in the exporter. Prometheus label_replace will really “add” the new Setting or Replacing Label Values. For example, the following query extracts the project. The values of label instance are instance="<host>-mysql01" and instance="<host>-mysql02". Jan 6, 2022 · 0. *)'. To measure an application's stability: build_stability{application="my-billion-dollar-app"} To measure an cross-application build's stability: Mar 19, 2018 · In the Grafana documentation, I found that I should be able to query my Prometheus server for all instances delivering monitoring data using the label_values query. For example, an API server job with four replicated instances: Include any label sets from the left side that are not present in the right side: node_network_mtu_bytes unless (node_network_address_assign_type == 1) Aug 4, 2021 · Joins in PromQL. kube_pod_info{component="kube-state-metrics"} already had namespace, pod and node labels and hence exported_labels were generated. Activate the "instant" option. The outer sum() by (infra) sums the metrics by the infra label. 0 Jul 6, 2017 · I'm trying to replace the instance label of a given job. (sum by (pod_name) (rate (container_cpu_usage_seconds_total [5m]))) This query calculates the Nov 18, 2016 · The label naming might not be 100% aligned, i. Apr 4, 2017 · 1. I have a label called "label_source=“k8s" in kube_pod_labels. label_values (label) Returns a list of label values for the label in every metric. Which all belongs to the same app: weave-net. So, type_group will contain values, such as type1 and type2 ( $1 refers to the regex group to pull). The values are the same pod identifying names. Amend label format Apr 22, 2017 · label_replace函数，输入：瞬时向量，输出：key: value = 度量指标： 值（要替换的内容：首先 ，针对src_label标签，对该标签值进行regex正则表达式匹配。 Sep 25, 2020 · The Prometheus data source plugin provides the following functions you can use in the Query input field. ManualAllocationPolicy:pending. Imagine if you could query job:availability:value{availability='99. Check the overrides option where you can select. replacement: $1. Add Value mappings as per your requirement. Using a standard prometheus config to scrape two targets: ip-192-168-64-29. May 12, 2022 · Basically I need to label the processes we are monitoring from windows_exporter with the name from windows_service_info (match on process_id) Prometheus Monitoring System Prometheus / Grafana replace label in one metric with value from another Oct 1, 2021 · Using time series graph, I'm plotting a Prometheus Counter source (that has one label) as a time series (by label), and need to fill all null/missing values as zeros. What am I missing? Grafana version is 9. mysite. You won’t have access to do this on Play, but you could follow along on your instance of Grafana. 0. Finally, $0 in the replacement string uses the entire match to replace the sysDescr label value. Jul 28, 2022 · Is there a way to specify filtering on Grafana query to include only results which have a specific label empty? Or at least have the only results with the label specified, even if it has an empty value? My query looks like this. This is one occasion where label_replace is very handy! There is a different approach for getting CPU count which is quite common. label_join () and label_replace () These functions are used to manipulate labels—they allow you to join labels to other ones, extract parts of label values, and even drop labels (though that particular operation is easier and more ergonomic to do with standard aggregation operators). Aug 28, 2019 · By choosing a single always existing source label ( __address__ always exists), you are guaranteed to get a source match for replacing the target_label with. Click the menu and select Edit. If for some reason it is mandatory to use one of these labels, you can perform relabeling at the metric_relabel_configs: metric_relabel_configs: # copy exported_instance value to label foo. evaluation_interval: 15s # Evaluate rules every 15 seconds. Provide details and share your research! But avoid …. Aug 3, 2022 · The outer label_replace() substitutes the app label with an empty value, so the label is removed from the resulting time series. 1,394 1 11 20. Channel. Mar 20, 2019 · This will just as much not work if the query is simply label_values(job=~". Under Edit option of the panel. 10. See also the best practices for naming metrics and labels. static_configs: Feb 27, 2019 · I have a fleet of EC2 instances and want to relabel their prometheus names to be like: ${__meta_ec2_tag_Name}:${__meta_ec2_private_ip} so my relabeled name will look like portal-service:10. Each of them has a label named 'uid' . Override fields with name and select value mappings. However, we have to use label_replace() to be able to join them properly, which is always somewhat awkward and hard to Jun 27, 2017 · Note, with label dropping you need to ensure that the final metrics after label drop are still uniquely labeled and not resulting in duplicate time-series with different values. port=1234 It uses 1234 as the instance port but if I don't specify it, I would get 8080 as the value I would set on the label. In Prometheus terms, an endpoint you can scrape is called an instance , usually corresponding to a single process. Nov 6, 2023 · replace: Replaces a label with a new value; labelmap: Dynamically renames labels based on a regex pattern. p. *_total"}[1m]), but since this would lose the metric name, you might want to copy the metric name into a normal label as the very first step. For example, the following config would add machine_name label to the scraped metrics from the given statically defined targets: scrape_configs: - job_name: node_info. it executes label_copy(metric_1{instance="abc"}, "host", "domain"). Apr 25, 2017 · Is there a way to use metric_relabel_configs or a recording rule to calculate the hostname and then place it into the instance label? I'm wondering this because I have my prometheus setup to scrape localhost for prometheus metrics but it would be nice if localhost was replaced with an actual host name. For exception_thrown, terminal=true, for bad_request, terminal=false[! Nov 24, 2021 · For some reason, my Pod in k8s could possibly labeled with syscode or cib_syscode, how can I relabel both of them to cib_syscode?That is to say if pod labeled with one of them, choose its label value as the result. answered May 5, 2022 at 17:41. The value of each time series is the number of times that sample value was present. In both functions, if the defined target label is a new one Apr 27, 2023 · Hello I'd like to create a variable with label_value and then replace the label by some regexp. If you need subsituting multiple labels, then you need to write multiple nested label_replace() function calls. This can be useful in Prometheus rule evaluations, since it lets you generate a new metric for a series by appending labels from another info metric. Mar 16, 2021 · The first is a gauge metric you want to predict. Prometheus Relabling. Updating metric name Nov 8, 2021 · The count(is_active) by (label_b) counts is_active series grouped by label_b. Related questions. action: replace. Mar 21, 2020 · I am able to do use label_replace () to do this on the instant vector. or if you want to use host (depends on your requirement) I have tried with both label_values(system_uptime, name) and label_values(system_uptime, host) but in that case i don't get any data to show on the graph for both CPU and Memory. *. The label_replace() copies the label_a value to label_b for all the series returned at step 2. Mar 17, 2021 · So, the inner label_replace introduces a new label called type_group, whereas the outer label_replace replaces the values with the type pulled from the original label, with the help of regex. 11 value stored in the index label and May 3, 2022 · 1. Appreciate any guidance Feb 21, 2020 · You can notice that here we have labels allowing us to have a match between an instance IP address (10. The value should be entire string, the text should be only part which starts with uppercase (e. – Feb 14, 2022 · custom_app {some_value=xyz, other_label=aaa, license_expiry=12345} 1 I want to extract out the license_expiry = 12345, so I can create a query on it in alert manager - and also see it as a graph in Prometheus. Note that the time series now have two identical labels - label_a and label_b. I guess the regular expression is quite good, but it's not displayed as I want. Prometheus 可以使用 $value 变量将当前告警规则表达式的数值输出到告警信息里。但是有些浮点数值 The (?s) flag at the beginning enables the "dot-all" mode which makes the . replacement: foo_$1. sample-y. 支持对某个label的值进行正则匹配，截取出某些值，生成新的label。 Jul 31, 2018 · weave-net-asdkk. If it matches, then thetimeseries is returned with the label dst_label replaced by the expansion of replacement . (starting with a small letter). What I want, however, is to do a replacement treating the value of the label as a scalar. Note that the query won't work as expected if there are multiple kube_deployment_spec_replicas time series with identical (instance, pod) set of labels. . g. I wish to relate mysql_exporter series with node_exporter series. Histograms and summaries both sample observations, typically request durations or response sizes. label_values (metric, label) Returns a list of label values for the label in the specified metric. In this case the query will sum up these time series. Jan 12, 2023 · How to use label_replace to add a new label which value is an existing label value append a string "_monitor" please? It seems easy but tried a lot and research no result {dbname="pgcluster_monitor", new_service_id="pgcluster"} Mar 7, 2022 · In other words, exported_instance is the instance label in your exporter. Labels with an empty label value are considered equivalent to labels that do not exist. However, we’re not specifying any match group’s in our replacement string, so the entire string is Dec 13, 2023 · PROMQL replace values. I have also installed node_exporter on the same host. QUESTION? How to query prometheus to have sum of “disk bytes read” by instance/node/server Nov 25, 2019 · target_label: node. labeldrop and labelkeep: Selectively remove or keep labels. Jan 5, 2023 · I would like to change the value (not the label name) of label instance in the Prometheus DB using a PromQL from metric rundeck_system_stats_uptime_since. Now I make a graph of this and set {{car}} as my series legend name. Navigate to the panel where you want to add one or more transformations. How to change label values in scraped metrics. app1_current_sensor2. 03. The default is every 1 minute. PromQL supports the ability to join two metrics together: You can append a label set from one metric and append it to another at query time. This can be done using the replace action, which is the default if the action field is not specified. 2018. To create the “enum” you could do something like: Which would give the value of 1 for cool, 2 for heat and 3 for red. The unless on (label_a) instructs returning series from step 1 Jul 22, 2016 · Go to the "Queries" tab: Enter the name (here db2_prometheus_adapter_info) of the metric. Asking for help, clarification, or responding to other answers. kube_pod_info{namespace="test"}---> Filters pods by namespace test. Relabeling in config. (starting with capital). See label_replace () docs. See label_match and label_mismatch functions. 10:9100 fashion. I managed to do this before ingestion using this: May 23, 2019 · 1. They track the number of observations and the sum of the observed values, allowing you to calculate the average of the observed values. But when i want to do this for over 10 minutes data, it cannot work as label_replace only works on instant vector. handler. Or please suggest how do I handle them. What I would like is to aggregate the memory of all pods which belongs to the same app. Here is my config file prometheus. MetricsQL - PromQL-like query language from Prometheus-like monitoring May 30, 2022 · This is a quick demonstration on how to use prometheus relabel configs, when you have scenarios for when example, you want to use a part of your hostname and assign it to a prometheus label. 9'} instead, therefore allowing teams to select availability via labels, not via different Recording Rules. global: scrape_interval: 15s # Set the scrape interval to every 15 seconds. The inner group (-\\w+)* indicates that your group Jun 12, 2020 · How do I configure prometheus (currently using the coreos operator if that matters), to keep only app=foo and drop the label baz, so that I end up with: some_metric{app="foo"} For what it's worth, here's what I currently have and the labels are showing up as is: - action: keep sourceLabels: ["app"] regex: "foo" - action: labeldrop regex: "baz" Apr 1, 2020 · Prometheusには様々な関数が存在しますが、その中でも異色を放っている関数として label_replace があります。 この関数は、PromQL中に任意のラベルの Mar 9, 2020 · I'm mostly concerned about the tags - every instance contains a lot of them and I would love to gather them all using one simple configuration entry with the usage of regular expression. Each sample consists of: a Feb 5, 2020 · Here, I have kube state metrics info in prometheus for kube_pod_info & kube_pod_labels. and in your grafana. target_label: '### use extracted regex group Jul 31, 2017 · In my dashboard Add row -> SingleStat -> Metrics tab -> Query is : nodejs_version_info , now value displayed is 1. You need to join the metrics by a common label. Which unfortunately includes all logs where I do not have a traceId . Mar 10, 2023 · How to use label_replace: Lets take a look at a naive example query just to understand the concept. I'm monitoring multiple computers in the same cluster, for that I'm using prometheus. How can I join kube_pod_info & kube_pod_labels to apply label filter For each timeseries in v, label_replace(v instant-vector, dst_label string, replacement string, src_label string, regex string) matches the regularexpression regex against the label src_label. I have also took the screenshot as per the numbers for your reference. Hopefully this will help someone else. Therefore, a good label should have only a small number of possible values. The result is the following series labels: Audi; Volkswagen; car; What you expected to happen: I expected the 3rd series label to match the label value in Prometheus Sep 17, 2020 · 1. If it matches, the value of the label dst_label in the returned timeseries will be the expansion of Sep 7, 2021 · Querying prometheus label values with metric values. label_join: With this function, you can concatenate label Jul 18, 2017 · The inner label_replace copies all values from group into new_group, the outer overwrites those which match "misc group. This is the query applied to the Prometheus counter source, plotting the label code: my_metric{code!=""} The graph display works (just need to see the current counter value for Nov 18, 2019 · This query will remove instance and pod labels from the result. in Kubernetes we get container metrics with a pod_name label from cAdvisor and metrics with a pod label from kube-state-metrics. label_values(up{service=~"abc. I will then create a new panel, and title it “Extract Prometheus Labels. Oct 6, 2023 · The problem is, some of the uri label values contain unique values (UUIDs) as some endpoints accept entity IDs as path variables. May 5, 2021 · ignoring worked once someone pointed out that there was more than 1 difference between the label values. a new line in text format. I understand that I can do this with the relabel_config. It does not take a match to do whatever you wanted it to do. app2_current_sensor2. Note that the number of observations (showing up in Prometheus as a time series For a complete list of transformations, refer to Transformation functions. If you select labels with many possible values, like unique IDs or timestamps, you may end up with an enormous number of data points. Then it finds unique domain label values for the returned time series and passes an additional label filter on the domain label to the left part of the a and b query. Feb 29, 2024 · From Prometheus' documentation: For each timeseries in v, label_replace(v instant-vector, dst_label string, replacement string, src_label string, regex string) matches the regular expression regex against the value of the label src_label. hashmod: Applies a hash function to labels. I found a label_replace() filter which, according to docs, create a new Oct 2, 2023 · I return no value since it map all label-value from query A to only 1 label-value in query B I need it to map like cluster-name: A to pool-name:A, NOT cluster-name:A->Z to pool-name:A salessandri October 3, 2023, 2:42pm Sep 25, 2019 · Empty string indicates they did not come by car. Go to the "Visualization" tab: Choose the value "Name" under "Value - Stat". But I struggle with the regex and regex replace stuff. My targets have an obscure target url like test1. Sep 17, 2021 · I also tried to relabel in prometheus. The query I'm using in Grafana is: label_values(up, instance) Unfortunately, Prometheus tells me that it is not aware of label_values: Label names beginning with __ (two "_") are reserved for internal use. static_configs: - targets: [host123] metric_relabel_configs: - source_labels: [job] target_label: job. – Peder Zickler Sep 17, 2021 at 12:08 Dec 9, 2021 · label_replace和label_join是PromQL的预置函数，支持将label的value进行截取和拼接，生成新的label。 值得注意的是，它们不改变源label的name及value，仅生成新label。 label_replace. While Prometheus doesn't provide the ability to post-filter time series by label values after they are selected by series selector, this can be done in VictoriaMetrics - Prometheus-like system I work on. A common use case for relabeling is to set or overwrite the value of a label. There is a label in common between the two metrics “node_meta” and “node_disk_bytes_read”: instance. While the command-line flags configure immutable system parameters (such as storage locations, amount of data to keep on disk and in memory, etc. 8) and an instance name (node2). *"} > 0 to filter who is the master of my database. Note on the "Instant" setting: This setting switches from a Jan 13, 2023 · The inner label_replace extracts a prefix until the first -char from the instance label and stores it into the infra label. ALERTS{alertname="CPUThrottlingHigh",pod="sendsms-ebed"} 20. In both cases, you need to have a regex that matches the content of topic label and extracts what you need. Nov 5, 2020 · How does it work: it extracts instance label value (see source_labels list above), applies the given regex to it, then generatesreplacement string ($1 is substituted by the part of instance label that is matched by regex part in the first parenthesis), and then puts the replacement string into target_label. I’ve looked at label_replace - but I couldn’t get it to work, and I don’t think its the right thing. +" with "misc", and we then sum by the "new_group" label. A collection of instances with the same purpose, a process replicated for scalability or reliability for example, is called a job. Hover over any part of the panel to display the actions menu on the top right corner. The default regex wil always match, which causes the replacement to be carried out. The name of that label is given by the aggregation parameter, and the label value is the unique sample value. Your labels are coming from different sources, and are therefore using different label names for roughly the same concept. yml: # my global config. And the metric node_cpu_seconds_total{component="node-exporter"} now correctly has labels namespace, pod and node. label_replace: This function allows you to replace or modify labels of a time series. lowercase and uppercase: Change label values to lowercase or uppercase Mar 27, 2020 · What if you want to replace it? Your goal is to simply replace the old label name “old_job_id” with a new label name “new_task_id”. answered Sep 25, 2020 at 2:10. To have these labels correctly, I need to have Jobs and instances. jksdjkfs-2f16-11e7-3454-005056bf2fbf. yml instead of replacing on the fly, it still doesn't work for label values starting with Cisco IOS. 98. 4. Such as the result would be: {pod_name="weave-net"} 10. * pattern that follows captures any text, including newlines, until the end of the string. Click the Transform tab. So, the query would sum the memory of all weave-net pods and place the result in an app called weave. Not only was the event label value different, but there was a corresponding difference in the terminal label value. Can this be done? May 6, 2019 · This should work (replacing up with the metric you mention):. The following config adds foo_ prefix to all the values of job label across all the scraped metrics: scrape_configs: - job_name: test. Samples form the actual time series data. keepequal and dropequal: Keep or drop specific label-value pairs. The . Given metrics{label=value} (value is actually a number), what I want is a relabeling which gives me metrics{label=value*1000}. topk and bottomk are different from other aggregators in that a subset of the input samples, including the original labels, are returned in the result Feb 21, 2023 · prometheus. I want to list logs where I have traceId empty. channel. Label values may contain any Unicode characters. S. I know that we can do regex substitution on the value of a Prometheus label. *xyz"}, service) Or, in case you actually need to look across multiple metrics (assuming that for some reason some metrics have some service label values and other metrics have other values): I'm using the prometheus file based service discovery. Currently this is not possible with label_replace() for any functions that expect a range vector, as label_replace() only supports Nov 21, 2022 · metric {label1=“123”, label2=“456”} → 456. Mar 11, 2018 · It is possible to use label_replace() function in order to extract the needed parts of the label into a separate label and then group by this label when summing the results. i. This is my current config: relabel_configs: Jul 1, 2022 · The following relabeling rules should create type and env labels based on the __meta_filepath label value: How to replace a label in a prometheus re-label step? 1. Default is every 1 minute. If you want to filter the values returned, use the Regex field just below Query. I use WriteLatency {DBInstanceIdentifier=~"aurora-mysql. Here are the main label functions in Prometheus: 1. SingleStat -> Options -> Value Stat (name) Go back to SingleStat Metrics -> Legend format { {version}} You can pick any label of the nodejs_version_info query. The easiest approach to add labels to targets defined in static_configs section is to use labels section - see these docs. ”. 2. de. label_replace is a built-in function Nov 16, 2022 · Prometheus / Grafana replace label in one metric with value from another Load 7 more related questions Show fewer related questions 0 Mar 24, 2020 · static_configs: - targets: ['localhost:9126'] labels: name: test. ), the configuration file defines everything related to scraping jobs and their instances, as well as which rule files to load Jul 30, 2019 · The documentation specifies the possibility to query label_values like: label_values(metric, label) In my use case there are two main metric groups with names similar to: app1_current_sensor1. en uo dh xn ul cg pn pp qd zq