Tutorial
Linux has many tools for mounting, creating and burning iso image files. In this posts, we introduce how to use the iso files on Linux.
1. Mount an iso file
Mouting a ... read more »
Linux booting is usually controlled by Grub or the new Grub2. Setting the default booting entry is a frequent operations. Here, we introduce how to set the default entry in ... read more »
Assumption: There are VBD based Xen DomU virtual machines stored under
/lhome/xen/vm-f11-sample/. There are two files under vm-f11-sample: vm0-f11.run (The configuration file) and vmdisk0 (The virtual disk). Now we want to ... read more »
Previously, we create a configuration file for each DomU virtual machines in our cluster. Most of the content in these configuration files is the same. The differences are only the ... read more »
With Emacs, I feel happy. I love the rich functions of Emacs, such as compiling, quickly jumping to the lines with compilation error and debugging with gdb, and more. I ... read more »
Update: crontab provides some extensions to support this directly–’Ranges can include “steps”, so “1-9/2″ is the same as “1,3,5,7,9″‘. Check the crontab man page for more details. This post provides ... read more »
Compiling a latex documents may take several steps when bibtex is used with latex. However, this latex compilation process is the same for most documents. We can make it a ... read more »
A script for backing up file-backed Xen DomU is introduced in this post. This script can be changed to similar platform.
In our cluster, virtual machines are stored under /lhome/xen/. Virtual ... read more »
LVM’s snapshot feature enables us to duplicate an LVM backed Xen DomU in seconds rather than minutes. We no longer need to copy the entire file system image like backing ... read more »
Update: Since gitosis is not maintained and supported, please check out gitolite for setting up a new git server. (see the comment from Sitaram Chamarty, the author of gitolite.)
Gitosis is ... read more »
IPv6 is enabled by default on most Linux distros. However, IPv6 is not used most of time (at least in my case). This post introduces how to disable IPv6 support ... read more »
Git and SSH are both powerful tools, and git/ssh work well together. We introduce how to set up git server via ssh in this post. Git server through SSH is ... read more »
Update on Nov. 18, 2012: ATI fglrx driver works well on Fedora 17 with GNOME 3 Shell. Should work well with later releases. Great driver, ATI!
Update on Nov. 29, 2011: ... read more »
We can set up a socks proxy on top of a SSH tunnel. Besides the common proxy functions, such as web browsing, the proxy on top of SSH tunnel also ... read more »
The mailx or mail command in Linux is still providing service for guys like me, especially when we need to send email automatically by script. gmail is great. Now, how ... read more »
Please refer to
Xen solution
for the latest stable Xen Dom0 solution.
In this post, the detailed tutorial for setting up Xen 3.4.1 dom0 on top of Fedora 12 with kernel 2.6.29 ... read more »
This is the latest stable and recommended stable Xen Dom0 solution on Fedora 12. No serious bug found till now and we will fix the bugs by ourselves if some ... read more »
SELinux’s configuration file is /etc/selinux/config
The method to diable SELinux in Fedora:
$ cd /etc/selinux/
$ su
# cp config config.bak0
# vi config
Find this line:
SELINUX=enforcing
Change it to:
SELINUX=disabled
Update history:
Updated on May ... read more »
Port forwarding is simple to do with iptables in a Linux box which may probably already being used as the firewall or part of the gateway operatioin. In Linux kernels, ... read more »
VMware Player and VirtualBox are two cool and free full virtualization solutions and both can run on top of a Linux host. In this post, we introduces how to install, ... read more »