How does Grafana Loki work?

Loki is a horizontally-scalable, highly-available, multi-tenant log aggregation system inspired by Prometheus. It is designed to be very cost effective and easy to operate. It does not index the contents of the logs, but rather a set of labels for each log stream.

How do I check my Loki logs?

Login using the admin user and the password you got above. Add the Loki source to Grafana ( http://loki-stack.loki-stack:3100 ). You now have a Loki stack up and running. All your pods logs will be stored in Loki and you will be able to view and query your applications logs in Grafana.

How do you push logs to Loki?

Quickly let’s start the installation steps:

Step 1 – Install Grafana Monitoring Tool. In this section we will cover installation of Grafana on Ubuntu.
Step 2 – Install Grafana Loki Log aggregation System.
Step 3 – Install Promtail Agent.
Step 4 – Configure Loki Data Source.
Step 5 – Visualize Logs on Grafana with Loki.

How do I install Loki?

General process

Download and install both Loki and Promtail.
Download config files for both programs.
Start Loki.
Update the Promtail config file to get your logs into Loki.
Start Promtail.

What is Loki used for?

Loki is an open-source, multi-tenant log aggregation system. It can be used with Grafana and Promtrail to collect and access logs, similar to the ELK/EFK stack.

Is Loki open source?

Loki: Prometheus-inspired, open source logging for cloud natives.

How is Loki like Prometheus?

Loki is a horizontally scalable, highly available, multi-tenant log aggregation system inspired by Prometheus. It is designed to be very cost-effective and easy to operate. It does not index the contents of the logs, but rather a set of labels for each log stream.

Where does Loki store data?

chunks store

What are Loki chunks?

In both Cortex and Loki, the ingester component is responsible for collecting the input – metric samples in Cortex and log lines in Loki – and generating compressed files called “chunks” that store the information.

What is Promtail?

Promtail is an agent which ships the contents of local logs to a private Loki instance or Grafana Cloud . It is usually deployed to every machine that has applications needed to be monitored. Attaches labels to log streams. Pushes them to the Loki instance.

What is Grafana datasource?

Data sources Data source plugins communicate with external sources of data and return the data in a format that Grafana understands. Use data source plugins when you want to import data from external systems.

How do I Grafana data?

To create a Prometheus data source in Grafana:

Click on the “cogwheel” in the sidebar to open the Configuration menu.
Click on “Data Sources”.
Click on “Add data source”.
Select “Prometheus” as the type.
Adjust other data source settings as desired (for example, choosing the right Access method).

Can we customize Grafana dashboard?

Grafana – Custom Dashboards. It may be helpful for you to create a custom dashboard that is specific to your application. You can create your own dashboard by either starting from scratch or duplicating an existing dashboard.

Does Grafana support MongoDB?

The Grafana MongoDB Datasource allows you to visualize data from MongoDB in Grafana.

How do I monitor MongoDB with Grafana?

MongoDB Monitoring with Grafana & Prometheus

a – Installing Prometheus.
b – Installing the MongoDB exporter.
c – Enabling MongoDB authentication.
d – Creating a service for the MongoDB exporter.
e – Configure the MongoDB exporter as a Prometheus target.

How much does Grafana cost?

How much does Grafana cost? The pricing for Grafana starts at $49.00 per month. Grafana has a single plan: Grafana Cloud Stard at $49.00 per month.

How does MongoDB integrate with Grafana?

Install the Grafana plugin components

Copy the whole mongodb-grafana dir into the Grafana plugins dir ( /usr/local/var/lib/grafana/plugins )
Restart the Grafana server. If installed via Homebrew, this will be brew services restart grafana.

What is Grafana enterprise?

The Grafana Enterprise Stack includes features that provide better scalability, collaboration, operations, and governance in a self-managed environment. We also offer a fully managed observability stack in Grafana Cloud .

Is Grafana better than Kibana?

Logs vs. The key difference between the two visualization tools stems from their purpose. Grafana’s design for caters to analyzing and visualizing metrics such as system CPU, memory, disk and I/O utilization. Kibana, on the other hand, runs on top of Elasticsearch and is used primarily for analyzing log messages.

Is Grafana completely free?

A forever free plan The new Grafana Cloud free plan is a composable observability solution, with metrics and logs integrated within Grafana, and it’s managed by us completely for free.

Who owns Grafana?

Torkel

How old is Grafana?

Grafana was first released in 2014 by Torkel Ödegaard as an offshoot of a project at Orbitz.

Why is Grafana used?

Why do companies use Grafana? Companies use Grafana to monitor their infrastructure and log analytics, predominantly to improve their operational efficiency. Dashboards make tracking users and events easy because it automates the collection, management and viewing of data.

What can you monitor with Grafana?

Grafana connects with every possible data source, commonly referred to as databases such as Graphite, Prometheus, Influx DB, ElasticSearch, MySQL, PostgreSQL etc. Grafana being an open source solution also enables us to write plugins from scratch for integration with several different data sources.

Is Grafana a monitoring tool?

Grafana is an open-source platform for data visualization, monitoring and analysis. Our company uses this tool, paired up with Graylog, to monitor technical state of software systems we use internally or build for our customers. For each data source, Grafana has a customized query editor and specific syntax.

What is Grafana vs Prometheus?

Grafana and Prometheus, both help us in tackling issues related to complex data in a simplified manner. Grafana is an open-source visualization software, which helps the users to understand the complex data with the help of data metrics. Prometheus is an open-source event monitoring and alerting tool.