Use these instructions to reset a lost MySQL root password. I’ve taken these steps from the website “http://www.rackspace.com/knowledge_center/article/mysql-resetting-a-lost-mysql-root-password”. All credit to them. Note that this is done as the ‘root’ user. First stop MySQL and start it in ‘safe mode’: service mysqld stop mysqld_safe –skip-grant-tables & Now login without the
Read moreCategory: Linux
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Apache proxy to Tomcat on CentOS/Redhat
This article discusses how to use Apache web server as a proxy (reverse proxy) to a Tomcat server. Apache is often used as a proxy to Tomcat. This allows the server to host a website that needs a traditional site (html, php, etc) as well as some java served by
Read moreMac Botnet you say?
The new well sort of new (The light bulb has only just come on for some users) Mac.BackDoor.iWorm backdoor appears to be causing some concern just lately, I have added a brief description of how it works below but if you want to know more I have linked some good
Read moreSee your YUM history
Yum has the ability to show you the yum activity of the past. For example, if you want to know when you (or someone) ran a YUM command on a given system, you can. To get an overview, issue the following command yum history You’ll get something like this: [[email protected]:
Read moreGit with OpenShift for SysAdmins
This article is a short overview of how to use Git for Linux system administrators particularly when using OpenShift. When you create your OpenShift application, OpenShift will present you with the Git location you must use for uploading and downloading the web-application code. Updates to the web application code in
Read moreRed Hat Enterprise Linux 7 – an overview of changes
Red Hat has provided a short PDF document describing the changes and new features in RHEL 7. There isn’t much that has changed in the way you’d administer a RHEL system except for a handful of components such as the new firewall (firewalld), network control and service control. I’d say
Read moreInstall security updates only with YUM
This article is a quick description of how to install security updates on a CentOS or Redhat system without installing other normal updates. First install the YUM Plugin: yum install yum-security You can optionally list the available security updates: yum list-security Now you can run the following to install security
Read morePermitting Apache to use non-standard ports with SELinux
SELinux permits specified program to use specified ports. We must tell SELinux to permit programs to use non-standard ports if we intend to do something abnormal. For example, if we wanted to run Apache on port 81, we’d have to tell SELinux to permit that. Otherwise we’d get errors. When
Read moreConfigure Apache2 with PHP-FPM on CentOS
This document explains how to convert an Apache2+php server to Apache2+php-fpm. We’re staring from a system with Apache already installed and PHP working. Install the additional software: wget http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.5.3-1.el6.rf.x86_64.rpm rpm -ivh rpmforge-release-0.5.3-1.el6.rf.x86_64.rpm yum install mod_fastcgi php-fpm This directory needs to exist: mkdir /usr/lib/cgi-bin Configure Apache/Httpd. Here is a sample virtual
Read moreSet the timezone on CentOS and Redhat
This is a simple one-liner to set the timezone on a CentOS or Redhat server. In this case i am in Adelaide, Australia. cp /usr/share/zoneinfo/Australia/Adelaide /etc/localtime Confirm the copy (is asked) and run ‘date’ to see the correct time. date
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