From the blog
Yum Error: Timeout on repomd.xml. Operation too slow
A few days ago I was updating one of my personal dedicated servers and I got this weird error: Yum Error: Timeout on repomd.xml. Operation too slow. Less than 1 bytes/sec transfered the last 30 seconds. The full output was something like this: [[email protected]:~]yum update Loaded plugins: fastestmirror Setting up Update Process Determining fastest mirrors epel/metalink | 24…
Read More »Basic Linux Commands Cheat Sheet
This post is trying to collect a big numer of basic Linux command cheat Sheets, this will be increasing over the time, and will include basic linux commands for all newbies and advanced users who need to refresh their memory about command options & linux commands syyntaxes. On the next list, you will find file system basic linux…
Read More »MySQL Configuration File Sections Explained
MySQL configuration file sections are something often overlooked by developers and sysadmins, and not everybody takes the time to read and understand what are the my.cnf file sections. On this post we will explain what are the most important mysql configuration sections inside the /etc/my.cnf file. Common MySQL Configuration File Sections On a normal MySQL configuration you will find…
Read More »How can I change the default MYSQL time zone?
Is there any way to change the default time zone in MySQL? That was the question made from one of my customers. And the answer is simple, yes, the MySQL time zone can be changed without any problems using the command line. This change will affect all your MySQL databases, and can not be applied to only one…
Read More »MySQL Error Table ‘mysql.servers’ doesn’t exist
While trying to grant privileges to a MySQL user on a plain CentOS 6.x server, I was receiving this error at the mysql console: MySQL Error Table ‘mysql.servers’ doesn’t exist I was surprised… the first thing that came to my mind was ‘mysql database got corrupted’, and indeed that was the problem. The mysql.user table should definitely exist…
Read More »How to Deploy Ruby + Passenger + Nginx on CentOS Linux
Before we get started into the technical tutorial, let’s first review the technologies involved in this Ruby + Passenger + Nginx guide on CentOS Linux. Ruby is an agile, dynamic open source language focused on easy and natural code writing and reading, while keeping a nice and elegant simple syntax. Passenger is an app server that is used to server…
Read More »cPanel Ports & Firewall Configuration
Today we will show you how to find out what are the cPanel Ports and how to Configure your Firewall to allow work normally for all your control panel based web services. This system ports are used for many important areas of your web hosting services such as Email, Named, MySQL, and HTTP among others. On this mini…
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