Input Output Redirection on Linux Explained

Input Output Redirection on Linux Explained | Error Redirection in Linux

In Linux, it’s very often to execute Input or output redirection while working daily. It is one of the core concepts of Unix-based systems also it is utilized as a way to improve programmer productivity amazingly. In this tutorial, we will be discussing in detail regarding the standard input/output redirections on Linux. Mostly, Unix system commands take input from your terminal and send the resultant output back to your terminal. Moreover, this guide will reflect on the design of the Linux kernel on files as well as the way processes work for having a deep and complete understanding of what input & output redirection is. Do Check:  Monitoring Linux Processes using Prometheus and Grafana Understanding Hard and Soft Links on Linux If you follow this Input Output Redirection on Linux Explained Tutorial until the end, then you will be having a good grip on the concepts like What file descriptors are and how they related to standard inputs and outputs, How to check standard inputs and outputs for a given process on Linux, How to redirect standard input and output on Linux, and How to use pipelines to chain inputs and outputs for long commands; So without further ado, let’s take a look at…

Monitoring Linux Processes using Prometheus and Grafana

Monitoring Linux Processes using Prometheus and Grafana | Prometheus & Grafana Linux Monitoring

By referring to this tutorial, all Linux OS developers, system administrators, DevOps engineers, and many other technical developers can easily learn and perform Monitoring Linux Processes using Prometheus and Grafana. Follow this guide until you get familiar with the process. One of the most difficult tasks for a Linux system administrator or a DevOps engineer would be tracking performance metrics on the servers. Sometimes, you may also get real issues like running very slow, unresponsive examples may be blocking you from running remote commands like top or htop on them. Moreover, you can also get a bottleneck on your server, but you cannot recognize it easily and fastly. Do you need the entire monitoring technique to track all these general performances issues and resolve them from time to time by using various individual processes? Then this can be possible by following the tutorial carefully. Let’s see it live here for now: The main objective of this tutorial is to design a complete monitoring dashboard for Linux sysadmins. Do Check Other Monitoring Guides:  MongoDB Monitoring with Grafana & Prometheus Complete MySQL dashboard with Grafana & Prometheus 4 Best Open Source Dashboard Monitoring Tools In 2021 As a result, it will showcase several…

How To Install and Configure Blackbox Exporter for Prometheus

How To Install and Configure Blackbox Exporter for Prometheus?

Whenever you are working with Prometheus, you must be familiar with How To Install and Configure Blackbox Exporter for Prometheus as it helps to monitor the endpoints with ease. In case you are working as a network engineer then you should resolve DNS response times to diagnose network latency issues. In order to fix the problems, you need to have comprehensive monitoring of your ICMP requests to collect more data regarding network health. Today’s tutorial is completely about the installation and configuration of the Blackbox exporter with Prometheus also you can take a look at the basic information like what is a Blackbox exporter? Monitoring with blackbox exporter, etc. Let’s be ready with prerequisites and start installing & configuring the Blackbox Exporter with Prometheus? What You Are Going To Learn? Installing Prometheus Securely What is the Blackbox exporter with Prometheus? a – Blackbox general concepts b – What are the Blackbox modules? c – How does the Blackbox exporter differ from application instrumenting? Installing the Blackbox exporter for Prometheus a – Downloading the Blackbox exporter b – Create a service file for the Blackbox exporter c – Binding the Blackbox exporter with Prometheus Monitoring HTTPS endpoints with the Blackbox Exporter a…

Windows Server Monitoring using Prometheus and WMI Exporter

Windows Server Monitoring using Prometheus and WMI Exporter | How to Install WMI Exporter in Windows?

Guys who are working as a DevOps engineer or a Site Reliability Engineer should aware of various techniques to monitor their Windows servers. If you are familiar with such tasks then you can easily solve your windows server down issues. You may get some random doubts whenever your serves go down like Is it due to the high CPU usage on one of the processes? Is the RAM used too much on my Windows server? or Is the server having some memory issues? To clarify all these queries today we have come up with a new interesting tutorial ie., Windows Server Monitoring using Prometheus and WMI Exporter. If you are not having an overview of Prometheus Monitoring, check out this Definitive Guide by clicking on the link and start learning about the monitoring of windows servers with Prometheus and WMI Exporter. Are you ready to monitor your Windows Servers? If yes, then go through these direct links for quick access to the main concept of this tutorial. Windows Server Monitoring Architecture Installing Prometheus Installing the WMI Exporter a – Downloading the WMI Exporter MSI b – Running the WMI installer c – Observing Windows Server metrics d – Binding Prometheus to the…

Prometheus Monitoring-The Definitive Guide

Prometheus Monitoring: The Definitive Guide in 2021 | Monitoring Prometheus Tutorial

Prometheus is open-source metrics-based monitoring like instrumentation, collection, and storage toolkit founded in 2012 at SoundCloud. Moreover, It has a multi-dimensional data model and has a strong query language to query that data model. But DevOps engineer or a site reliability engineer should get difficulty about monitoring with Prometheus. So, we have come up with Prometheus Monitoring: The Definitive Guide in 2021 Tutorial to clear all your questions like what is Prometheus, why do you need it? how effective is Prometheus? what are its limits? and many more. Just be with this definitive guide on Prometheus monitoring and acquire indepth knowledge on Prometheus. What is Monitoring? What is Prometheus Monitoring? How does Prometheus work? Pull vs Push Prometheus monitoring rich ecosystem Concepts Explained About Prometheus Monitoring a – Key-Value Data Model b – Metric Types c – Jobs & Instances d – PromQL e – Instrumentation f – Exporters g – Alerts Prometheus Monitoring Use Cases a – DevOps Industry b – Healthcare c – Financial Services Going Further What You Will Learn?  This tutorial is divided into three parts like what we have done with InfluxDB: First, we will have a complete overview of Prometheus, its ecosystem, and the key…

How To Check SSL Certificate Expiration with Grafana

How To Check SSL Certificate Expiration with Grafana | Grafana SSL Certificate Expiry Check

In this tutorial, we are going to discuss How To Check SSL Certificate Expiration with Grafana. Security is more important these days so you have to secure various parts with SSL Certificates while setting up the entire monitoring solutions. In our previous Prometheus setup on Linux also we have created SSL certificates to ensure the interaction between those agents and grafana was protected. Also Check: MongoDB Monitoring with Grafana & Prometheus As time passes, it is common to verify SSL certification expiration and secure the visualizing data. Let’s assume that one of the SSL certificate expiration dates is about to expire. Now, we have to check the ways to secure it. In today’s guide, we are explaining the simple process to monitor SSL certificate expiration dates with Grafana and Prometheus. Get Ready? What You Will Learn? Installing Prometheus & Grafana Installing the node-cert exporter in Prometheus a – Download the node-cert exporter b – Install the node-cert exporter as a service c – Binding your exporter to Prometheus Creating a Grafana dashboard a – Import a Grafana dashboard b – Write a PromQL query for SSL certificate expiration c – Customizing the threshold levels Firing alerts when SSL certificates expire…

AlertManager and Prometheus Complete Setup on Linux

This tutorial deals with the complete setup of AlertManager and Prometheus on Linux systems. When we will observe the bad time can’t be defined earlier so that prior safety measures & being alert all the time is more important while working with the modern monitoring solutions in our infrastructure. Receiving emails if any of our hosts go down is needed or else for an instance, if HTTPS certificates are about to expire then getting a message on our team stack is also necessary. So, setting up custom alerts is important in your monitoring infrastructure. In this tutorial, we are going to take a special look at the AlertManager with Prometheus. Also, check out this AlertManager and Prometheus Complete Setup on Linux Guide for learning basic fundamentals and the main concept. Are you Ready? What is Prometheus? What You Will Learn? Installing Prometheus (with SSL and authentication) What is the AlertManager with Prometheus? a – AlertManager general concepts b – What are the AlertManager routes? c – How are the AlertManager routes evaluated? Installing the AlertManager with Prometheus a – Downloading the AlertManager b – Starting the AlertManager as a service c – Binding AlertManager with Prometheus Setting up a reverse proxy for…

How To Setup Telegraf InfluxDB and Grafana on Linux

How To Setup Telegraf InfluxDB and Grafana on Linux | TIG Stack Setup on Linux

The TIG (Telegraf, InfluxDB, and Grafana) stack is apparently the most famous among all existing modern monitoring tools. Also, this stack is very helpful in monitoring a board panel of various datasources like from Operating systems to databases. There are unlimited possibilities and the origin of the TLG stack is very easy to follow. Today’s tutorial is mainly on How To Setup Telegraf InfluxDB and Grafana on Linux along with that you can also gain proper knowledge about InfluxDB, Telegraf, and Grafana. As you can know, Telegraf is a tool that takes responsibility for gathering and aggregating data, like the current CPU usage for instance. InfluxDB will store data, and expose it to Grafana, which is a modern dashboarding solution. Moreover, we are securing our instances with HTTPS via secure certificates. Also, it comprises steps for Influx 1.7.x, but I will link to the InfluxDB 2.x setup once it is written. Prerequisites Installing InfluxDB Installing Telegraf a – Getting packages on Ubuntu distributions b – Getting packages on Debian distributions. c – Install Telegraf as a service d – Verify your Telegraf installation Configure InfluxDB Authentication a – Create an admin account on your InfluxDB server b – Create a user account for Telegraf c…

Understanding Hard and Soft Links on Linux

Understanding Hard and Soft Links on Linux | What are Hard & Soft Links in Linux?

In this tutorial, we are going to discuss what are hard and soft links with syntax and how we can understand Hard and Soft Links on Linux easily. In case, you are wondering how you can generate a shortcut on a Linux system, then this tutorial can be the perfect answer for you all. Are you Ready to Start learning about Understanding Hard and Soft Links on Linux? here you go. What Will You Learn? How does storage work on a Linux system? a – What are inodes? b – About filenames and inodes What is Soft Link And Hard Link In Linux? a – Understanding soft links b – Soft links and inodes c – Understanding hard links d – Hard links and inodes Hard or soft? What is the difference between copying and creating a hard link? Manipulating links on a Linux system a – How to create a symbolic link on Linux? b – How to delete symbolic links on Linux c – How to create a hard link on Linux d – How to remove a hard link on Linux How to find links on a filesystem Quick facts about links on Linux What Will You…

How To Create a Database on InfluxDB 1.7 & 2.0

How To Create a Database on InfluxDB 1.7 & 2.0

Developers who are seeking complete guide on creating a database on InfluxDB 1.7 & 2.0 can refer to this tutorial in a detailed way. In our previous tutorials, you have seen How To Install InfluxDB on Windows but now you can be familiar with database creation on both InfluxDB 1.7 & InfluxDB 2.0 versions. Actually, InfluxDB is the famous time series databases available in the market founded on 2013 by InfluxData. It reserves millions of data points in structures known as databases. In this tutorial, we will be explaining the different ways on How to create a database on InfluxDB 1.7 & 2.0. This tutorial includes both InfluxDB 1.7.x and InfluxDB 2.x versions because they are running at present. Here is how to create a database on InfluxDB. Creating an InfluxDB Database using the CLI a – Launch the InfluxDB CLI b – Verify that you have admin rights on the InfluxDB server c – Create your InfluxDB database Create an InfluxDB database using the InfluxDB API a – Using cURL b – Using Postman Create a Database using InfluxDB clients a – Creating a database in Java b – Create a database in Javascript / NodeJS Create a database with the…