Grafana kafka consumer group lag github. burrowx is good integration with influxdb and grafana.
Grafana kafka consumer group lag github. html>yo
Grafana kafka consumer group lag github. Jan 30, 2024 · One of the critical metrics to track for Kafka consumers is the lag, which is the delta between the last message produced and the last message consumed. , email, Slack) Example: # Grafana alert rule example. Actions. Apr 27, 2022 · We can use the kafka-consumer-groups. Notifications. idea","path":". Mar 10, 2023 · Unfortunately i'm not really into Kafka and co. You can change these defaults as required by passing in arguments: > prometheus-kafka-consumer-group-exporter -p <port> -b <kafka nodes>. [ENHANCEMENT] Use klog to replace glog, which can make kingpin flag parse correctly. - kafka-lag-exporter-standalone/README. tls. v1. insecure-skip-tls-verify is given. 10 Zookeeper is no longer in charge of maintaining the consumer group offsets. yml and kafka-1. Reqirements. rules: - alert: excessive_consumer_group_lag. options: Jan 10, 2022 · What about your solution, I got the request that also encountered the same problem, but I couldn't get the monitoring value of kafka_consumergroup_group_max_lag_second, my kafka version is kafka_2. 0+ Note: This is a backend plugin, so the Grafana server should've access to the Kafka broker. Find and fix vulnerabilities I assume that Lag exporter has to reconnect to the kafa cluster to discover the newly added topic? How to bypass this problem? Do I need to schedule periodic restart? To Reproduce Add new topic to existing consumer group monitored by kafka lag explorer. sh script provided with Kafka and run a lag command similar to this one: $ bin/kafka-consumer-groups. md at master · cspinetta/kafka-lag-exporter-standalone Apr 25, 2018 · Kafka resource usage and consumer lag overview. topic: Nome do tópico para verificação de integridade; Feb 14, 2018 · The current consumer lag is just a count of missed messages, but sometimes it is useful to know how far back in time a consumer group is. 13-2. yaml In regards to #92, add a metric to represent a consumer group's total offset lag per topic. Jun 10, 2018 · For example, if this consumer is consuming from // topic "foo" and is assigned to partitions 0, 2, and 3, then the backlog will // be the log-end offset, minus the current offset, for all three partitions, // added together. Go to kafka. Closed. Used to verify the hostname on the returned certificates unless tls. On development environment, it has errors but prometheus returns accurate metrics result. #39 ; 0. java -jar target/km. Update chart defaults to match app defaults. In the GitHub repository Grafana Kafka Example, you’ll find all of the components you need to produce messages to a Kafka Broker, consume them using Promtail, and remote write them to Grafana Loki. Use the grafana-cli tool to install the plugin from the {"payload":{"allShortcutsEnabled":false,"fileTree":{"grafana":{"items":[{"name":"Kafka_Lag_Exporter_Dashboard. In the end, I wrote a python script to hit the CMAK api in a single call, store the offset data into a mysql database, where it can be mapped as a datasource in Grafana. sh --bootstrap-server localhost:9092 --describe --group your_consumer_group. jar -bootstrap-server localhost:9092 -groups cg1,cg2 -interval 5000 -out prometheus -prometheus-job test -prometheus-url localhost:9091/metrics describe. Navigate to the Alert tab in the panel settings and configure your alert rules. Install zookeeper. 2. yml. Lag on a given partition is the difference between the end offset and the last offset committed by the consumer group. json at master · seglo/kafka-lag-exporter. Nov 3, 2022 · It's not ideal though, because you have to make an api call for each consumer. Dashboard for metrics kafka LAG on the Burrow and Burrow Exporter Kafka versions: Supports all Kafka versions v0. More than 100 million people use GitHub to discover, fork, and contribute to over 330 million projects. Ex) Max Consumer Group Time Lag Over Summed Offsets - One panel for each consumer group that shows the max lag in time on the left The prometheus/ directory contains the necessary building blocks to setup the a dockerized prometheus instance as well of using jmx_exporter to be able to pull jmx metrics out of the kafka clients and the brokers into prometheus. 1, because my version is too low,?and I still have other errors To associate your repository with the kafka-consumer-group topic, visit your repo's landing page and select "manage topics. However, in production environment, we don't see accurate data. this timespan plus the configured scrape interval for. Feb 24, 2022 · Getting started. feat: major overhaul. The consumer group lag metric will be exported to {"payload":{"allShortcutsEnabled":false,"fileTree":{"grafana":{"items":[{"name":"Kafka_Lag_Exporter_Dashboard. 8+) based prometheus exporter for Kafka (0. kafka_consumergroup_group_lag. The text was updated successfully, but these errors were encountered: kafka-monitoring Description. expr: kafka_consumergroup_lag_sum{topic="example"} > 10. Aug 21, 2023 · Hello @eslam-gomaa, kui calculating lag as sum over all partitions (topic's end offset - consumer committed offset). hostname -i (linux) hostname (mac) Now install kafka brokers using. Burrow is good at caliberating consumer offset and more importantly validate if the lag is malicious or not. #50; Support arbitrary kafka client configuration. Current behavior: The input can lag with no indication of this exposed. It has integrations with pagerduty so that the alerts are pushed to the necessary parties. JensRantil added a commit to JensRantil/prometheus-kafka-consumer-group-exporter that referenced this issue on Mar 3, 2017. a44574b. You switched accounts on another tab or window. In this tutorial, we’ll build an analyzer application to monitor Kafka consumer lag. Gauge value is 0 if one or more scrapes have failed. I followed the Getting Started guide to install everything. This is due to using NewConsumer with specified group. yml , replace the MACHINE_IP with your instance or system ip which you can check using. Architecturally, the deployment looks like this: Four containers are used in the deployment: Producer: Generates synthetic Kafka Consumer Offsets for Redpanda. By default, it will bind to port 9208 and connect to Kafka on localhost:9092. Steps to reproduce: Get a Kafka instance up and running on Aiven, backed by an InfluxDB instance containing Kafka metrics (also on Aiven) Create the InfluxDB data source within Grafana so that it can pull the data from the InfluxDB instance running in Aiven. These pods (consumer pods) will scale upon a Kafka event, specifically consumer group lag. This exporter uses the conventional consumer API to collect metrics from Kafka, so Configure the environment variables below from your Grafana Cloud Account Logs Data Source settings: Log into your Grafana Cloud account to access the Cloud Portal; Select the Loki Send Logs to set up and manage the Loki logging service from the Cloud Portal burrowx - kafka offset lag monitor,stored by influxdb. server-name. json","path":"grafana/Kafka_Lag_Exporter_Dashboard. Getting started Installation via grafana-cli tool. Oct 30, 2022 · Bugfix: Report NaN for group offset, lag, and time lag when no group offset returned. Fork 184. kafka. Consumer Lag. . It monitors committed offsets for all Saved searches Use saved searches to filter your results more quickly Monitor Kafka easily with Grafana. Usage: build. When working with Kafka consumer groups, the consumer group lag—the difference between the broker’s latest (max) offset and the group’s last committed offset—is a performance indicator of how fresh the data being consumed is. This application monitors the mirror maker 2 replication process and calculates the mirroring lag between source and target cluster topics. A potential case when lag > 0 is when consumer commits offsets which is not present(+1) in kafka topic yet (which is strange behavior btw). json","path":"grafana-dashboards/Kafka Consumer $ kafka_consumer_exporter -h Usage of . Apr 10, 2022 · and the alerting rules are defined in alerts. json . kafka with the following functionalities : GSSAPI config; enable/disable PA_FX_FAST; set a TLS server name; show the offset/lag for all consumer group or only the connected ones; set the minimum number of topics to monitor; enable/disable auto-creation of requested topics if they don't already exist Aug 7, 2019 · This is a quick guide for autoscaling Kafka pods. We are getting timeout due to calculation of consumer lag and offsets, even after increasing the scrape_timeout to more than 5 mins . 11-0. The optional certificate authority file for Kafka TLS client authentication. It can run anywhere, but it provides features to run easily on Kubernetes clusters against Strimzi Kafka clusters using the Prometheus and Grafana monitoring stack. The sum of the difference between the last produced offset and the last consumed offset of all partitions in this topic for this group. And a bunch kafka clients (consumers, producers) kafka. The Grafana dashboards don't have any testing around them so they probably require some work. I've deleted the partition and consumer group a couple of times, but it doesn't help. That's why only partitions belonging to [active] groups are reported. source. Aug 5, 2020 · Burrow is extremely effective and specialised in monitoring consumer lag. Environment. sh, which can be used to list all consumer groups, describe a consumer group, delete consumer Sep 24, 2021 · To associate your repository with the kafka-consumer-group-lag topic, visit your repo's landing page and select "manage topics. danielqsj. Kafka Consumer Groups Script. Consumer lag is simply the delta between the consumer’s last committed offset and the producer’s end offset in the log. And click on the Back to the dashboard button on the right to return to the dashboard main page. prometheus alerts group for kafka producer/consumer lag - kafka-lag. Monitoring Kafka consumer lag. 11+ Supported SASL mechanisms: plain, scram-sha-256/512, gssapi/kerberos; TLS support: TLS is supported, regardless whether you need mTLS, a custom CA, encrypted keys or just the trusted root certs; Consumer Group Lags: Number of messages a consumer group is lagging behind the latest offset Simple Java (1. Four common reasons for consumer lag are (1) Incoming traffic surges, (2) Data skew in partitions, (3) Slow processing jobs, and (4) Errors in code and pipeline components. github","contentType":"directory"},{"name":". The Kafka consumer, by default, sets up a consumer group to listen to the topic example: package main. kawamuray closed this as completed in #9 on May 15, 2017. Software for getting kafka consumer group lag for console or prometheus output. Although you can see metrics such as lag from the command line tools, it does not mean that the metrics are exposed via JMX from the broker. Kafka’s storage architecture handles data as an ordered log-based structure. Anything else we need to know?: Environment: Grafana version: HEAD(main@8de218d) Data source type & version: CloudWatch; OS Grafana is installed on: Linux; User OS & Browser: Mac/Chrome; Grafana plugins: N/A Jun 1, 2022 · Feature Request Proposal: Add the lag of the consumer group specified in [[inputs. 1. Correct, you will see consumer group lag in kafka-consumer-groups. 8. /kafka_consumer_exporter: -group value consumer-group and topics in the form of group1:topic1,topic2,topic3 etc -kafka_brokers string Comma-separated list of Kafka brokers (default " 127. Prometheus metrics can then be scraped from the /metrics path docker exec-ti monitoring-demo_kafka_1 kafka-console-consumer. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more. Apache Kafka v0. 0 -b kafka1:9092,kafka2:9092,kafka3:9092 -c "my_awesome_consumer_group_01" -p 5000 Consumer group: my_awesome_consumer_group_01 ===== Topic name: topic_example_1 Total topic offsets: 211132248 Total consumer offsets: 187689403 Total lag: 23442845 Topic name: topic_example_2 Total topic offsets Aug 23, 2022. json May 11, 2022 · seglo /. rules. #48; Use ConfigMap to provide app and logging config. 10. , when the consumer lag is above a certain threshold) Specify notification channels (e. Read the full report. Say for example, we've set monitoring in Grafana to check kafka_consumergroup_lag_sum value but this data is incomplete. Apr 27, 2020 · kafka logo. Define conditions (e. pierre94 mentioned this issue on Aug 7, 2020. -i, --interval=<intervalMs>. The Kafka data source plugin allows you to visualize streaming Kafka data from within Grafana. We’ll demo how to get started using the LGTM Stack: Loki for logs, Grafana for visualization, Tempo for traces, and Mimir for metrics. As mentioned in #4 a consumer group name blacklist in addition to the whitelist would also be useful for ignoring console consumers, for example. The kafka server's name should be given. " GitHub is where people build software. /kafka-consumer-lag-monitoring-console-0. [FEATURE] Add option kafka. Note: This dashboard requires prometheus metrics provided by Kafka Minion: https Reasons for Kafka consumer lag. Update prometheus. Reload to refresh your session. ca-file. Feb 15, 2017 · Merged. exporter. Jun 16, 2019 · Consumer Group Data: Since Kafka version 0. Ready to ingest and viewing lag metrics. The open and composable observability and data visualization platform. 0 clusters (unsupported version). id. May 7, 2019 · 20x increase in developer throughput. Labels: cluster_name, group, partition, topic, member_host, consumer_id Kafka + Logstash + Loki + Grafana Architecture Prerequisites Install docker Install docker-compose Configuration set kafka address add topics Change ID & Password For Grafana Start & Stop Start Stop README. {"payload":{"allShortcutsEnabled":false,"fileTree":{"jmxexporter-prometheus-grafana/assets/grafana/provisioning/dashboards":{"items":[{"name":"confluent-platform. Max lag is good for spotting hot partitions quickly. API for new data, defaults to 500. Describe alternatives you've considered Jaeger can do that , but I would like to use grafana stack. 1. json {"payload":{"allShortcutsEnabled":false,"fileTree":{"grafana":{"items":[{"name":"Kafka_Lag_Exporter_Dashboard. mvn clea package. – devshawn. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. kentjarvis opened this issue May 11, 2022 · 1 comment. Sep 16, 2019 · This metric is not related to a consumer group but more a producer and we use it to ensure that we are getting new messages into the topic. Motivated by Burrow, but much faster and cleaner and more stable. 0. 10+) to exposes consumer's group offset information. sh --zookeeper zookeeper --topic telegraf --max-messages 5 Using the ConsoleConsumer with old consumer is deprecated and will be removed in a future major release. c021e94. Note: it can take up to. This article explores Kafka lag, how to diagnose it, and best practices to reduce it. …. A simple, lightweight kafka offset monitor, currently metrics stored by influxdb. Teams can monitor Kafka consumer lag with the consumer group script, Burrow (a Kafka monitoring companion), or A standalone spring boot app for reporting kafka consumer group lag metrics to prometheus - GitHub - feli6/kafka-consumer-lag-reporter: A standalone spring boot app for reporting kafka consumer gro Contribute to r-moreira/kafka-consumer-group-lag development by creating an account on GitHub. Reviews. Two Juniper routers are configured to send BMP messages and i see incoming packets on port 5000. 9+ Grafana v8. You can examine it from the command prompt Monitor Kafka Consumer Group Latency with Kafka Lag Exporter - kafka-lag-exporter/grafana/Kafka_Lag_Exporter_Dashboard. kubectl apply -f kafka. #47; Bugfix: Use lag offsets metric in lag offsets panel Grafana dashboard. Apr 25, 2022 · Grafana agent can act as Kafka producer and can write spans into Kafka , and tempo can be consumer that read and stores the spans. burrowx is good integration with influxdb and grafana. Jan 8, 2024 · Kafka consumer group lag is a key performance indicator of any Kafka-based event-driven system. Oct 18, 2019 · Yes, I agree that the sum of lag being more useful than the max lag for monitoring standard operations of a streaming platform to see how far you are in aggregate. internal]] metrics. kafka_consumer]] into the telegraf [[inputs. Beside consumer group lags you can also see some topic or partition specific metrics such as the cleanup policy, partition count and the approximate number of messages (only reliable on delete policy). Introducing Kafka Lag Exporter, an OSS tool created by Lightbend's Sean Glover to make it easy to view consumer group metrics in Kafka using Kubernetes, Strimzi, Prometheus, Grafana, and other tools. spring-kafka消费端metrics. Apr 30, 2022 · In the next few steps we will review a couple of options to get the Kafka consumer lag starting from simple CLI options to monitoring using Prometheus and Grafana. Candidate Solution: Utilizing Assign method without any group. brokers: endereços do corretor kafka; kafka. New metric: kafka_consumergroup_group_topic_lag Labels: cluster_name, group, topic The sum of the differ {"payload":{"allShortcutsEnabled":false,"fileTree":{"grafana-dashboards":{"items":[{"name":"Kafka Consumer Offsets. Real-time metrics from Prometheus (consumer lag & read rate, replicas, topic size, messages in & out per second, connector tasks) Linking to external services for logging and analysis, such as Kibana, Grafana, Loki, AKHQ, Redpanda Console, and Elasticsearch; Customizable through Python plugins Consumer Group Offset Lag Top Partitions Max Consumer Group Time Lag Over Offset Lag - One panel for each consumer group that shows the max lag in time on the left Y axis and max lag in offsets on the right Y axis. Jul 15, 2021 · Create dashboard with CloudWatch as data source try, to find one of the above metrics on the list or try to find Consumer Lag dimension. I'm musing kafka installed from confluence ansible and kafka_exporter v1. g. func (c * consumer) Backlog (int, error) { var n int // Get the current assigned partitions. You can track this using Kafka’s built-in command-line tools: bin/kafka-consumer-groups. These lag details are exposed as REST endpoints and as well as prometheus metrics which can be visualized in grafana dashboard. # TYPE kminion_exporter_up gaugekminion Host and manage packages Security. {"payload":{"allShortcutsEnabled":false,"fileTree":{"group-kafka-lag":{"items":[{"name":"Dockerfile","path":"group-kafka-lag/Dockerfile","contentType":"file"},{"name In Kafka's case, minimizing the lag between the Kafka producer and consumer requires careful tuning of deployment configurations. idea What this PR does / why we need it: Add Consumer Lag dimension for AWS/Kafka namespace in CloudWatch data source also adds missing metrics for this dimension Which issue(s) this PR fixes: Fixes #36 Dec 8, 2020 · The intention was that it would let you choose which instance of Kafka Lag Exporter to get metrics from, but it's been awhile. Additionally, it can't connect to one of our legacy 0. Instead Kafka itself utilizes an internal Kafka topic called __consumer_offsets. 0 Report Kafka consumer group lags to Prometheus. kawamuray pushed a commit that referenced this issue on May 15, 2017. root@bmp:/opt# docker ps. Version: 0. healthcheck. 2. 1:9092 ") -listen_address string http port where metrics are published (default ":10001 ") -metrics_url string URL where mettrics is accessible (default " /metrics Feb 7, 2021 · I've been experiencing consumer a consumer group not consuming from two partitions at random after a while (see image below). Kafka ships with a script called kafka-consumer-groups. json kafka_consumergroup_group_topic_sum_lag. Connect to Kafka using TLS. Oct 26, 2022 · I didn't use the kafka dashbord for a long time but now its seams that this metric is working. Step 1: Setup zookeeper & kafka. json Kafka Minion Dashboard Kafka Minion is a promethues exporter to monitor consumer group lags on a Kafka cluster. - GitHub - grafana/grafana: The open and composable observability and data visualization platform. Every container is running and i don't see any issues why i don't get any data into Kafka/Postgresql. You signed out in another tab or window. If I look at a consumer that is 10,000 messages behind, I c The LagBasedPartitionAssignor operates on a per-topic basis, and attempts to assign partitions such that lag is distributed evenly across a consumer group. groups: - name: alerts. Getting started with the Grafana LGTM Stack. The result would be the lag for the provided consumer group. Docker Compose with Kafka Lag Exporter + Grafana + Prometheus. A dashboard focusing on consumer offsets, with the following charts: consumer group offset lag (over time) consumer group offset (count) partitions (count) topic consumption rate by group (count) Nov 8, 2022 · Vendor-neutral programmable observability pipelines. github","path":". Summary of key Kafka lag concepts. Se não existir, basta fornecer um URL aleatório; kafka. Kafka Lag Exporter makes it easy to view the offset lag and calculate an estimate of latency (residence time) of your Apache Kafka consumer groups. #363. Report interval (in milliseconds) used between querying Kafka. Star 633. Messages in that topic are binary and the protocol may change with broker upgrades. We built it to get reliable (on duty) alerts on consumer group lags, but it turned out we can use the exported prometheus metrics to build a couple more useful dashboards - which eventually helped us figuring out some nasty irregularities (lots of consumer group offset commits by single groups, only specific partitions lagging behind, producers You signed in with another tab or window. Revisions. This, internally, calculates the lag via the __consumer_offsets topic. <6 months Akka pays for itself. sh --bootstrap-server localhost: 9092 --describe --group console -consumer -15340. The _offset metrics were originally exported because the data was already available while calculating group lag. For each topic, we first obtain the lag on all partitions. {"payload":{"allShortcutsEnabled":false,"fileTree":{"grafana":{"items":[{"name":"Kafka_Lag_Exporter_Dashboard. Create the bar gauge visualisation using the query above. -h, --help Show this help message and exit. Additional context It’s really common pattern to put Kafka as a buffer in different processing systems. Nov 14, 2018 · abs(sum(kafka_consumergroup_lag{topic="$topic", consumergroup="$consumergroup"})) We do this because some engineers set a minimum value on the Grafana dashboards of 0 so the "line" disappears when the calculated lag is negative. MM2 Lag Exporter. allow-auto-topic-creation to control whether auto-create topics which do not already exist, default is false. Using a max is compatible with the lag in seconds estimate too, but a sum wouldn't make sense. Jan 25, 2019 · librdkafka_consumer_lag{consumerGroup="my-consumer-group-1"} Now click on the save button. The broker only supports OffsetFetchRequest v1, but we need v2 or newer to request all topic partitions. schemaregistry: Endereço de registro de esquema. Actual Result: May 3, 2022 · We have installed Grafana Agent and enabled kafka_exporter to scrape metrics from one of our broker which is having high load. kubectl apply -f zookeeper. You signed in with another tab or window. Overview. yaml as. kafka`: Reads messages from Kafka using a consumer group · Issue #2508 · grafana/agent Kafka versions: Supports all Kafka versions v0. Labels: cluster_name, group, topic, consumer_id, member_host. toppars, err:= c. Burrow is a monitoring companion for Apache Kafka that provides consumer lag checking as a service without the need for specifying thresholds. I would welcome any fixes you think are necessary in a PR. 3. Jan 30, 2024 · To create an alert: Create a panel with key Kafka metrics you want to monitor. Run with the -h flag to see details on all the available arguments. md Dec 28, 2020 · We've configured kafka-exporter with prometheus in GKE environment. 2; Version of Apache Kafka cluster: kafka_2. cert-file. All reactions Nov 8, 2021 · plugin consumer group gets stuck in rebalancing situation when starting the streaming in grafana. - `loki. Assets 40. sh output. Real-time IT infrastructure monitoring with Kafka streaming, Prometheus monitoring system and Grafana interactive visualisation - GitHub - ebubeabara/real-time-streaming-with-kafka-prometheus-and-grafana: Real-time IT infrastructure monitoring with Kafka streaming, Prometheus monitoring system and Grafana interactive visualisation # HELP kminion_exporter_up Build info about this Prometheus Exporter. The Grafana Cloud forever-free tier includes 3 users and up to 10k metrics series to support your monitoring needs. 6. 11+ Supported SASL mechanisms: plain, scram-sha-256/512, gssapi/kerberos; TLS support: TLS is supported, regardless whether you need mTLS, a custom CA, encrypted keys or just the trusted root certs; Consumer Group Lags: Number of messages a consumer group is lagging behind the latest offset Apr 7, 2019 · 1. import (. 4. Compare. run. id to avoid this si {"payload":{"allShortcutsEnabled":false,"fileTree":{"":{"items":[{"name":". Easily monitor your deployment of Kafka, the popular open source distributed event streaming platform, with Grafana Cloud’s out-of-the-box monitoring solution. 0 / 2022-08-24. Nov 4, 2020 · One of the most important metric that has to be monitored is the Consumer Lag which is simply the delta between the Latest Offset and Consumer Offset. eb yo um dy xn ld rj cc qz ti