Knoldus Blogs

How To Monitor Linux Machines Using Prometheus and Grafana

June 3, 2022June 6, 2022Grafana, Monitoring, Prometheus, Studio-DevOpsec2, linux

Reading Time: 4 minutes Hi, readers in this blog will see How To Monitor Linux Machines Using Prometheus and Grafana. I will create an ec2 instance and will monitor that instance using Prometheus and Grafana. Prometheus Prometheus is the central component that collects the metrics from multiple nodes. It uses the concept of scraping, where target systems’ metric endpoints are contacted to fetch data at regular intervals. Node Exporter Continue Reading

Getting started with Grafana and Prometheus

May 17, 2022May 17, 2022Grafana, Prometheusgrafana, Java Studio, prometheus, techhub

Reading Time: 2 minutes In this blog we are discussing about grafana and prometheus, and some steps how we can setup grafana in our system. We’ll have a look at: What is Grafana How we can use Grafana What is Prometheus how to setup Prometheus 1-What is Grafana Grafana is an open-source solution for running data analytics, pulling up metrics that make sense of the massive amount of data Continue Reading

Monitoring Elastic Search using Prometheus and Grafana.

December 13, 2021December 13, 2021Elasticsearch, Monitoring, Prometheus, Studio-DevOps#prometheus, Devops, Elastic search, grafana

Reading Time: 4 minutes This Article will guide you to Monitor Elastic Search using Prometheus and Grafana in Kubernetes. Before Going deep in this topic, First of all let’s understand what are these. Elastic Search: Elasticsearch is a distributed, free and open search and analytics engine for all types of data, including textual, numerical, geospatial, structured, and unstructured. Here i believe you have knowledge of setting up elastic search Continue Reading

Introduction to PromQL

September 26, 2021September 26, 2021Monitoring, Prometheus, Studio-DevOps

Reading Time: 5 minutes PromQL (Prometheus Query Language) is a built in query language for Prometheus. It is a powerful functional expression language, which lets you filter with Prometheus’ multi-dimensional time-series labels. The result of each expression can be shown either as a graph, viewed as tabular data or consumed via the HTTP API. Prometheus Data Types Instant Vector : An ‘Instant Vector’ is a set of time series containing Continue Reading

How to audit DC/OS Services?

December 31, 2020December 31, 2020cluster, DCOS, Prometheus, Security, Security Audit, Studio-DevOps, Tech BlogsAudit, dc/os services, dcos-cluster

Reading Time: 4 minutes DC/OS is a distributed systems kernel that lets you manage multiple machines as if they were a single computer. Its included web interface facilitates user to interact with its services. Now, this is where it gets quite messy to keep track of the users who are interacting with the services running in the cluster. It is the responsibility of the cluster-admin to keep track and Continue Reading

Application Logs: Pitfalls and Insights

September 27, 2019October 16, 2019IOT, Prometheusalerting, GROK, logs, Monitoring

Reading Time: 3 minutes Introduction In this blog article,we aim to give reader a sense of what is the need of monitoring application logs and a methodology of how we can monitor them using an example. Lets say you have a use case where you would like to monitor important aspects of your application for e.g. temperature” as a measure” or “facet” for multiple devices emitting data for complete Continue Reading