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Monitor and Analyze Hard Drive Health with Smartctl in Linux

WEBSmartctl is a command line tool in linux which is used monitor the health of hard drive and it also check hard drive for errors and bad sectors.

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How to Monitor Linux Systems Performance with iostat command

WEBExample:1 Get complete statistics (CPU & Devices) To get the complete statistics for the system, open terminal & execute the following command, …

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Top 11 Open Source Linux Monitoring tools

WEB2) Zabbix. Zabbix is another free monitoring system that is written in PHP and is licensed under GPL. It is a combination of both Nagios and Cacti and provides a …

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Generate CPU, Memory and I/O Report using SAR command

WEBInstall SAR on RHEL 8 / RHEL 9. Install SAR on Ubuntu 22.04 / 20.04. 1) Generating CPU Report on the Fly 5 times every 2 seconds. 2) Saving sar command …

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How to Repair Corrupted XFS Filesystem with xfs_repair

WEBTo perform the actual repair of the XFS filesystem, we will execute the xfs_repair command without the -n option. $ sudo xfs_repair /dev/sdb1. The command …

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How to Install Check_MK (Monitoring Tool) on CentOS 7 / RHEL 7

WEBTo install EPEL repository on CentOS 7 system, open the terminal & execute the below mentioned command, [root@linuxtechi ~]# yum install epel-release …

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25 Top Command Examples to Monitor Linux Server Performance

WEB6) Shifting Load, Memory, and Task info. The keys m, t, l toggles the memory info, task or CPU status, and load average, respectively.. 7) Display Field …

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How to Install and Configure HAProxy on Ubuntu 22.04

WEBStep 1) Install HAProxy on Ubuntu 22.04. The first step is to install HAProxy on Ubuntu. Ubuntu repositories provide HAProxy by default, but it is not the latest one. …

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How to Install Kubernetes Dashboard Using Helm

WEBGreat, you are now logged in to the Kubernetes Dashboard. Here are a few key features and functionalities to explore: Cluster Overview: Gain an overview of your …

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Monitor and Manage Docker Containers with Portainer.io (GUI …

WEBNow jump on to the “ Setting” section of the selected Docker Container image. When “Settings” option is clicked in the GUI of Portainer, the following further …

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How to Add Windows and Linux host to Nagios Monitoring Server …

WEBOn the next page, specify your Nagios Server core’s IP address and tick off all the modules and click ‘ Next ’ as shown below. Next, click on the ‘ Install ’ option to …

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12 Useful ‘dmidecode’ Command Examples for Linux Admin

WEBExample 1) Understanding dmidecode command output. Example 2) Different DMI types used in dmidecode command. Example 3) Display hardware …

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Manage Docker Containers with Portainer.io (GUI tool)

WEBCan be used for Docker monitor and Build. This tool provides us a detailed overview of your Docker environments. This tool allows us to manage your containers, …

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How to Setup Highly Available NGINX with KeepAlived in Linux

WEBTable of Contents. Step 1) Install NGINX Web Server from command line. Step 2) Configure Custom index.html file for both nodes. Step 3) Allow NGINX port in …

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How to Setup ELK Stack Cluster on RHEL 8 / CentOS 8

WEBElastic stack widely known as ELK stack, it is a group of opensource products like Elasticsearch, Logstash and Kibana.Elastic Stack is developed and …

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Quick Guide to Install and Configure Ceph Cluster on CentOS 7

WEBMonitors (ceph-mon): As the name suggests a ceph monitor nodes keep an eye on cluster state, OSD Map and Crush map OSD ( Ceph-osd): These are the nodes …

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How to Install Kubernetes (k8s) 1.7 on CentOS 7 / RHEL 7

WEBOn Worker Nodes following components will be installed. Installations Steps of Kubernetes 1.7 on CentOS 7 / RHEL 7. Step 1 Disable SELinux & setup firewall rules. …

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How to Configure NGINX as TCP/UDP Load Balancer in Linux

WEBTable of Contents. Step 1) Enable EPEL repository for nginx package. Step 2) Install NGINX with dnf command. Step 3) Extract NodePort details for ingress …

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