Loki gateway component. 971329289Z caller=gateway.

Loki gateway component. The microservices deployment mode runs components of Loki as distinct processes. For more information see Deployment modes. Pre-Requisites# Aug 21, 2024 · The logs on the backend pod look normal - no errors. 1. Loki write component: which runs a Distributor and an Ingester. go:380 component=client host=loki-gateway msg="final error sending batch" status=401 error May 10, 2024 · Hello everyone, I’m writing to ask for some help regarding an issue I’m encountering with Promtail. They all have a _helpers. However, when I attempt to write to Loki, I get 503 response from the gateway. Microservices mode. Nov 2, 2024 · Loki is built with a modular architecture, each component playing a unique role in the process of ingesting, storing, and querying logs. Jan 9, 2023 · The gateway serves two primary purpose: Direct traffic to the right place. ricsanfre. source. The simple scalable deployment mode requires a reverse proxy to be deployed in front of Loki, to direct client API requests to either the read or write nodes. We will cover Loki’s architecture, its components, and how it efficiently manages logs in a microservices deployment. Minio: which Loki uses to store its index and chunks. Jun 11, 2025 · The Loki gateway is an optional component when using Loki in "microservices mode". New replies are no longer allowed. Jul 5, 2023 · By scaling key Loki components such as the Gateway, Query Frontend, Querier, Distributor, and Ingester, we can achieve optimal performance, scalability, and resilience in a distributed Loki setup May 11, 2024 · (loki. Specifically, I noticed that when attempting to send a certain log to Loki, a 400 bad request is returned, but I don’t have any evidence in the writer logs even when setting everything to debug level. com Mar 4, 2025 · Grafana Loki Architecture and simplified explanation of Loki components. Starting from the base log, I have this line: 2024-05-10T16:59:32. The service is horizontally scalable. gat Jun 16, 2023 · I am trying setup Loki in a simple scalable architecture on Kubernetes. Promtail: The Log Collector. Index Gateway Mar 31, 2022 · You signed in with another tab or window. io/grafana/grafana tag: “11. It provides a convenient, single entry point to all of the Loki microservices: distributor, querier, query-frontend. 4 Mar 13, 2025 · Describe the bug Most components in the Helm chart use the fullname which comes from either the releasename or the fullnameOverride value. Given below is a high-level diagram of how components inside Loki interact. We use the Loki gateway component for that. Specifically, we will explore Grafana Loki — a powerful and cost-effective log aggregation system. That component listens on the 80 port. Configure TSDB as storage schema (loki. The nginx config looks like the following. Configure three replicas for write (write), read (read) and backend (backend)components and persistent volumes using Longhorn. 971329289Z caller=gateway. Sep 7, 2022 · I used helm install Loki and Promtail,But Promtail send 'caller=client. The index gateway queries the Bloom Gateway when computing chunk references, or when computing shards for a given query. You need a way to send read traffic to the read path and write traffic to the write path (obviously not a concern if you run a single instance, but you don’t want to do that in production environment either). file. For example, you don’t want to send /loki/api/v1/push to the querier, and unless you want to use different Mar 18, 2025 · Grafana Loki Components Grafana Loki is made up of components such as alloy, distributor, ingester, querier, ruler, query frontend, and Grafana. tpl with lines like below from the gateway component {{- define "loki. Reload to refresh your session. I suspect that's because blooms aren't enabled although when I do enable blooms we get a nil pointer: Jul 20, 2023 · $ helm install loki grafana/loki-distributed \ -n loki-distributed --create-namespace. file_match and loki. I have a feeling my config map or member list is not setup right. (Not the complete config, only the relevant parts are shown here. 0” loki operator version: 5. Through an authenticated gateway; Using the query-frontend service directly, bypassing authentication / tenancy; The gateway component should be available on most deployments except for testing purposes and is the preferred way to access the LokiStack. You switched accounts on another tab or window. When installing Promtail we should modify the default address of the write endpoint. Promtail is an agent responsible for collecting logs from various sources and forwarding them to Loki. (*) I'm also using Promtail, but this is not related to the issue (saw some answers in the internet that suggested to debug Oct 16, 2024 · Find the additional details for your reference Grafana version: repository: docker. This is my first Jun 6, 2024 · This topic was automatically closed 365 days after the last reply. Let's see about those components Grafana Alloy: Alloy is an important component that acts as a logging agent for Loki. Enable one replica for gateway component (gateway) Disable minio server installation (minio. schemaConfig). 9. Apr 9, 2024 · level=info ts=2024-04-09T08:01:08. storage). See Loki Storage Schema doc and TSDB Storage. Mar 14, 2023 · Grafana Loki logging system architecture and components, its setup in Kubernetes from the Helm chart with AWS S3 as Single Store and boltdb-shipper for indexes. Hi, I started implementing Loki when I deployed everything is up and running on my cluster however in every Loki component logs there are errors, I could'nt identify what potential root causes of these issues. go:241 component=index-gateway msg="chunk filtering is not enabled" with every loki search. You signed in with another tab or window. the problem I am facing is somewhat bamboozling me. For some containers the log files are being tailed and data is ingested when alloy starts up but after the initial ingestion I don’t see any logs in loki…on alloys end it is still tailing The Loki Operator is a Kubernetes operator for deploying and managing Grafana Loki log aggregation stacks on Kubernetes clusters. 0 from what we can tell. Not sure what other steps I should be doing to debug/identify the issue. The gateway service takes a list of chunks and a filtering expression and matches them against the blooms, filtering out any chunks that do not match the given label filter expression. The Loki Helm chart includes a default reverse proxy configuration, using Nginx. Loki is a modular system that contains many components that can either be run together (in “single binary” mode with target all), in logical groups (in “simple scalable deployment” mode with targets read, write, backend), or individually (in “microservice” mode). . ) Jul 6, 2023 · By scaling key Loki components such as the Gateway, Query Frontend, Querier, Distributor, and Ingester, we can achieve optimal performance, scalability, and resilience in a distributed Loki setup Loki read component: which runs a Query Frontend and a Querier. In our case the name of the gateway Service is loki-loki-distributed-gateway. 524953787Z stdout F Mar 19, 2025 · I am using grafana alloy as a daemonset to process and forward logs to loki SSD(write, backend, read). Here’s a look at the major components that make up Loki: 1. You signed out in another tab or window. It provides a declarative way to define, deploy, and manage the compon Loki offers two main gateway components: Index Gateway: A service that provides centralized access to index data; Bloom Gateway: A service that filters chunks based on bloom filters to accelerate queries; For details about other core components like the Distributor or Ingester, see Core Components. My intentions are to have: One loki-gateway Two loki-read One loki-write One loki-backend I am able to run helm and get the pods setup and running as expected. Jun 21, 2023 · Installed Loki components are gateway, ingester, distributor, querier, query-frontend, query-scheduler, compactor, index-gateway, memcached-chunks, memcached-frontend, memcached-index-queries and See full list on picluster. I am using local. I'm able to connect from Grafana to the loki instance successfully with credentials over my gateway, and a random X-Scope-OrgID header, but no data or labels ever load. Loki backend component: which runs an Index Gateway, Compactor, Ruler, Bloom Planner (experimental), Bloom Builder (experimental), and Bloom Gateway (experimental). enabled) Jun 18, 2022 · Built from multiple microservice components that can run as a horizontally scalable distributed system, Loki is uniquely designed to compile the code of an entire distributed system into individual binaries or Docker images, with the behavior of the individual binaries controlled by the -target command line flag. Mar 4, 2025 · In this blog, we will focus on logs, one of the most critical components of observability. Jun 17, 2022 · 这里我们使用 MinIO 来作为远程数据存储，分别配置读和写的 Loki 实例副本数为2，为了在 Loki 前面添加一个负载均衡器，需要开启 Gateway，对应的 Values 文件如下所示： Aug 2, 2022 · Loki is exposed with the Gatway component. Wasn't happening before 3. lcatuji iyzin xqf ztad kxzu jld uqr hinkz vaitws itdxkq