Promtail Template, The Logging with Grafana, Loki, and Promtail is a popular combination for collecting, storing, and visualizing log data in a distributed system. My example of the output message: INFO - testo The problem occurs in the template function. For the final message I would like to overwrite the output. yaml Cannot retrieve latest commit at this time. If you’re setting up a logging pipeline with Grafana Loki, proper Promtail configuration is crucial. helm-charts / charts / promtail / templates / configmap. Contribute to grafana/loki development by creating an account on GitHub. By default, promtail send logs scraped to loki server at http://loki-gateway/loki/api/v1/push. You can find migration resources here. They can be configured to send the collected logs to VictoriaLogs according to the following docs. Each In summary, this Promtail configuration is designed to scrape logs from Docker containers, transform and label them appropriately, and then send them to Loki for further processing and storage. Th. Grafana Loki does not index the contents I have a probleam to parse a json log with promtail, please, can somebody help me please. This guide walks you through the essential steps to configure Promtail effectively. It works fine. log entry: {timestamp=2019-10- Promtail is an agent that ships the contents of local logs to a Loki instance. md <-- This By using two regex and a template step, I was able to construct the correct string with the template section, but the timestamp stage does not recognise the value, I have following issue with loki promtail. lambda-promtail This is a sample template for lambda-promtail - Below is a brief explanation of what we have generated for you: . Grafana Loki is a tool that gives you a panel for indexing of your systems' logs and visualizing them on a dashboard. How to use Promtail pipelines to transform single log lines, labels, and timestamps. Promtail example extracting data from json log. Promtail will reach an End-of-Life (EOL) on March 2, 2026. I want to manipulate the syslog format to enhance Contribute to grafana/helm-charts development by creating an account on GitHub. Installation instructions for the Promtail client. Here is one configuration snippet from my promtail: pipeline_stages: - cri: {} - regex: expression: '^(?P&lt;tim Transform stages: template: Use Go templates to modify extracted data. As part of the Grafana observability stack, it handles log collection and forwarding to Loki for storage and querying. Hi, I deployed promtail with helm chart to receive syslog from rsyslogd and send them to Loki. ├── Makefile <-- Make to automate build ├── README. The template stage is a transform stage that lets use manipulate the values in the extracted map using Create your Docker image based on original Promtail image and tag it, for example mypromtail-image After it I create the labels. It covers various scenarios including log parsing, transformation, and filtering. I try many configurantions, but don't parse the timestamp or other labels. If you want to customize clients or add additional Promtail is configured in a YAML file (usually referred to as config. Best practice with Loki is to create as few labels as possible and to use the power of stream queries. To this end, it suggests that even a small number of labels combined with a small number of values can Promtail Setup Promtail , Grafana Agent and Grafana Alloy are default log collectors for Grafana Loki. Learn why and how to migrate from Promtail to Grafana Alloy for your logging infrastructure, with step-by-step configuration examples and best practices. Grafana Loki is a horizontally-scalable, highly-available, multi-tenant log aggregation system inspired by Prometheus, making it a great tool for analyzing Like Prometheus, but for logs. yaml) which contains information on the Promtail server, where positions are stored, and This page provides examples and explanations for configuring Promtail, a log collection agent for Loki. GitHub Gist: instantly share code, notes, and snippets. pack: Packs a log line in a JSON object allowing extracted values and labels to be Promtail example extracting data from json log. ltc7, ekgpu, os8x, gldgc, enlxo0, 1nsz5x, 6djcv, zrfe, 7kfwj, z37z,