Category: Tutorials and Howtos

Tutorials

How to Recover InnoDB MySQL Table Data from ibdata and .frm Files

How to Recover InnoDB MySQL Table Data from ibdata and .frm Files This tutorial explains how to restore MySQL tables when all or some of the tables are lost, or when MySQL fails to load table data. One of the reason for this to happen is when the table data

Linux RAID Mdadm Cheat Sheet

Linux RAID Mdadm Cheat Sheet Mdadm is the modern tool most Linux distributions use these days to manage software RAID arrays; in the past raidtools was the tool we have used for this. This cheat sheet will show the most common usages of mdadm to manage software raid arrays; it assumes

Installing Lighttpd with PHP (PHP-FPM mode) and MySQL or MariaDB on Ubuntu 15.04

Installing Lighttpd with PHP (PHP-FPM mode) and MySQL or MariaDB on Ubuntu 15.04 Lighttpd is a secure, fast, standards-compliant web server designed for speed-critical environments. This tutorial shows how you can install Lighttpd on an Ubuntu 15.04 server with PHP support (through PHP-FPM) and MySQL. PHP-FPM (FastCGI Process Manager) is

How to Setup ZFS Filesystem on Linux with zpool Command Examples

Messing around with FreeBSD 10 lately I loved ZFS, its simplicity and expand-ability. So I thought, what about a Linux with ZFS ? I’ll write about How to Setup ZFS Filesystem on Linux with zpool Command Examples in here.   ZFS has combined volume manager and filesystem with several advanced features.

Understanding Containers, user space, userland and kernel space

Perhaps you’ve been charged with developing a container-based application infrastructure?  If so, you most likely understand the value that containers can provide to your developers, architects, and operations team. In fact, you’ve likely been reading up on containers and are excited about exploring the technology in more detail. However, before

Install and Configure CSF ConfigServer Firewall

Install and Configure CSF ConfigServer Firewall About CSF Firewall ConfigServer Security and Firewall, also known as CSF, is an opensource software firewall application. It is working based on iptables. Firewall configuration script created to provide better security for your server while giving you an easy to use, advanced interface for managing

Setting up PPTP VPN server on CentOS Server

Setting up PPTP VPN server on CentOS Server There are 3 basic types of VPN servers: Point-to-Point Tunneling Protocol (PPTP), Layer 2 Tunneling Protocol(L2TP) and OpenVPN. (Yeah there are more but let’s deal with the basics here). In this post I will use PPTP as it’s supported by almost all devices and OSes

Configure FirewallD in RHEL/CentOS 7 and Fedora 21/22

In a previous post I’ve showed how to disable firewalld and roll back to our favorite post-systemd iptables firewall. In this post we gonna see how to Configure FirewallD in RHEL/CentOS 7 and Fedora 21/22. Firewalld is a dynamic daemon to configure and manage firewalls (iptables rules typically) with support