20+ Years Experience

Hi, I'm
Özkan TAN

Linux, DevOps and Open Source technologies expert. A system engineer delivering enterprise-level solutions ensuring 24/7 uptime for critical systems.

ozkan@server:~
$ whoami
Özkan TAN - Senior Linux/DevOps Engineer
$ cat experience.txt
✓ Red Hat, Solaris, HP-UX, AIX
✓ OpenShift, Docker, Kubernetes
✓ Ansible, Chef, Satellite
✓ AWS, Azure Cloud
✓ 800+ Server Management
$
20+
Years Experience
800+
Servers Managed
37
Blog Articles
45,812
Readers

Latest Articles

Technical articles, guides and experiences

Linux Kernel Parameters and Performance Tuning Linux Sistem Yönetimi

Linux Kernel Parameters and Performance Tuning

Kernel Performance Tuning Linux kernel parameters directly affect system performance. This guide covers critical sysctl settings and kernel optimizations. Memory Optimization # /etc/sysctl.d/...

19 Aralık 2025 5 min read
Solaris LDOM Virtualization Architecture Linux Sistem Yönetimi

Solaris LDOM Virtualization Architecture

Solaris LDOM Virtualization Architecture In this guide, we will cover solaris ldom virtualization architecture in detail with my enterprise experience. I will share my 20 years of system administra...

19 Aralık 2025 5 min read
HP-UX System Administration and Maintenance Linux Sistem Yönetimi

HP-UX System Administration and Maintenance

HP-UX System Administration and Maintenance In this guide, we will cover hp-ux system administration and maintenance in detail with my enterprise experience. I will share my 20 years of system admi...

19 Aralık 2025 5 min read
AIX PowerVM and LPAR Management Linux Sistem Yönetimi

AIX PowerVM and LPAR Management

AIX PowerVM and LPAR Management In this guide, we will cover aix powervm and lpar management in detail with my enterprise experience. I will share my 20 years of system administration expertise wit...

19 Aralık 2025 5 min read
Linux Hardening and Security Policies Linux Sistem Yönetimi

Linux Hardening and Security Policies

Linux Hardening and Security Policies In this guide, we will cover linux hardening and security policies in detail with my enterprise experience. I will share my 20 years of system administration e...

19 Aralık 2025 5 min read
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Technologies I Use

Tools and technologies I work with daily

Red Hat Enterprise Linux Solaris LDOM OpenShift Docker Kubernetes Ansible Chef AWS Azure SAN Storage Oracle ASM PfSense Nagios Graylog Bacula Git

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