Release H: Loki & Promtail

Introduction

Loki is log aggregation system inspired by Prometheus.

Promtail is an agent which ships the contents of local logs to a private Grafana Loki instance or Grafana Cloud.

These logs can then be viewed/queried in the Loki Grafana dashboard.

It can be configured to use Minio as the storing mechanism.

Promtail can be installed using a kuberentes daemon set : Promtail K8s Installation

Loki can be installed using the following yaml file: loki.yaml (See Loki documentation for other alternatives)

Minio

This install includes configuration for minio bucket called "loki"


Loki Dashboard

This dashboard shows the logs from the "istio-nonrtric" namespace that contain the string "token"

Links

Loki Github

How To Deploy Grafana Loki and Save Data to MinIO

Loki Dashboard

Loki vs Elasticsearch - Which tool to choose for Log Analytics?

Grafana Loki configuration parameters