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APAmrit Poudeldisks.hashnode.devJan 27 · 5 min read

2.reading iostat

Before talking about tuning or root cause, just answer one thing: What do these stats say is happening?Not why. Only what. Fictional iostat -x line Device r/s w/s rkB/s wkB/s await avgqu-sz %util sda 50 10 2000 400 30....

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DMDivyanshu Mauryadevelopsk.hashnode.devNov 13, 2025 · 3 min read

User/Group & Permissions/Ownership in Linux

👥 Users in Linux Linux has two major types of users: 🔑 1. Root User The superuser with full access to the system Can execute any command without restriction Home directory: /root 👤 2. Regular Users Created by administrators Limited privileg...

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TGTathagat Gaikwadcloudenthusiastic.hashnode.devOct 1, 2025 · 4 min read

🖥️ SysAdmin Daily Checklist: The Complete Cheat Sheet

Being a System Administrator is like being the unseen guardian of an IT ecosystem. Your role ensures servers are up, applications are responsive, data is secure, and users can get their work done without interruptions. But here’s the reality: a singl...

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AHAni hunt2fa-linux.hashnode.devJun 24, 2025 · 2 min read

Comment installer & configurer 2FA sur Linux

Étape 1: Mettez à jour votre système Tout d'abord, il est essentiel de vérifier que votre système est à jour. Ouvrez votre terminal et exécutez : sudo apt update && sudo apt upgrade -y Étape 2: Installer libpam-google-authenticator Pour activer le 2...

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SPSagar Paulthe-iam-shift-for-devops-teams.hashnode.devJun 20, 2025 · 2 min read

Why DevOps and Sysadmins Are Rethinking Identity Infrastructure

In 2025, identity infrastructure isn’t just about logging in. It’s about securing access to cloud-native apps, managing internal developer tooling, enforcing compliance, and enabling automation at scale. DevOps and sysadmin teams are rethinking how i...

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MIMuhammad Irfanirfanmustafvi.hashnode.devNov 15, 2024 · 2 min read

Mastering Filesystem Management in RHEL

1. Introduction: Today marks another milestone in my Linux journey as I delved deep into creating, managing, and troubleshooting different filesystem types in Red Hat Enterprise Linux. Let me share some valuable insights that are crucial for enterpri...

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YVYash Varmaxfusioncorp.hashnode.devApr 18, 2024 · 1 min read

KodeKloud Engineer task: Create a user in Linux

Step 1: Connect to the App Server ssh app_server_username@server_name # example ssh tony@stapp01 Step 2: Switch to root User sudo su Step 3: Add the asked user, set the user UID as asked, and set the directory where the user will be created userad...

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NKNaveen Kumar Vadlamudinaveenvadlamudi.hashnode.devDec 6, 2023 · 8 min read

Using Scripting to Provision Cloud Infrastructure - A Terraform Perspective

What was I working on? Hello, everyone! This article will provide an introduction to Terraform and will discuss its significance in my current thesis project. To provide a bit more background, I am a Computer Science Graduate student from the Univers...

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RMRitwik Mathritwikmath.hashnode.devNov 25, 2023 · 4 min read

Elevate Your Linux Skills: Beginner to Intermediate

Linux isn't just a free operating system. It's a super helpful tool for developers. With its powerful command line, it can make a developer's life easier. For instance, you can automate lots of tasks, combine several commands into one shortcut, autom...

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NCNikhil Chauhannikhilchauhan.meAug 22, 2023 · 8 min read

Unlocking the Secrets of DevOps: Understanding Roles and Responsibilities

Unlocking the Secrets of DevOps: Understanding Roles and Responsibilities In today's rapidly evolving technological landscape, organizations are constantly searching for innovative ways to streamline their software development processes. Enter DevOps...

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#system-admin

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Trending tags this week

2.reading iostat

User/Group & Permissions/Ownership in Linux

🖥️ SysAdmin Daily Checklist: The Complete Cheat Sheet

Comment installer & configurer 2FA sur Linux

Why DevOps and Sysadmins Are Rethinking Identity Infrastructure

Mastering Filesystem Management in RHEL

KodeKloud Engineer task: Create a user in Linux

Using Scripting to Provision Cloud Infrastructure - A Terraform Perspective

Elevate Your Linux Skills: Beginner to Intermediate

Unlocking the Secrets of DevOps: Understanding Roles and Responsibilities