The Crucial Blog - Archive
Ubuntu: Disabling Service on Startup
A quick way to disable a service so it does not start while your Ubuntu machine is booting is:
# update-rc.d -f <service name to remove>
Tags: linux, system administration, ubuntuRelated posts
No Comments
Filed under: Uncategorized by — aaron @ 6:10 am
How to enable root login in Ubuntu 7/8
If you are having trouble looking into root on Ubuntu 7 or 8, here is a quick way to enable root access:
# sudo passwd root
# sudo passwd -u root
Disable Root Login:
# sudo passwd -l root
Tags: linux, system administration, ubuntuRelated posts
No Comments
Filed under: Uncategorized by — aaron @ 12:05 am
Xen: Console Not working Ubuntu 7
We came up with an issue with Xen with Ubuntu 7 would show output on the console, however froze part way through the
# aptitude install xen-tools
Add the following to /etc/sercuretty
xvc0
Create the file /etc/event.d/xvc0 containing:
# xvc0 - getty
#
# This service maintains a getty on xvc0 from the point the system is
# started until it is shut down again.
start on runlevel 2
start on runlevel 3
stop on runlevel 0
stop on runlevel 1
stop on runlevel 4
stop on runlevel 5
stop on runlevel 6
respawn
exec /sbin/getty 38400 xvc0
Reboot
Tags: debian, linux, ubuntu, xenRelated posts
No Comments
Filed under: Uncategorized by — aaron @ 12:02 am
linux-utils: update-rc.d: /etc/init.d/hwclock.sh: file does not exist
When installing software on Ubuntu on a Xen Virtual Server I encountered this error:
update-rc.d: /etc/init.d/hwclock.sh: file does not exist
dpkg: error processing util-linux (–configure):
subprocess post-installation script returned error exit status 1
Errors were encountered while processing:
util-linux
E: Sub-process /usr/bin/dpkg returned an error code (1)
A package failed to install. Trying to recover:
Setting up util-linux (2.12r-17ubuntu2.1) …
update-rc.d: /etc/init.d/hwclock.sh: file does not exist
dpkg: error processing util-linux (–configure):
subprocess post-installation script returned error exit status 1
Errors were encountered while processing:
util-linux
To fix this I did the following:
# touch /etc/init.d/hwclock.sh
Tags: hypervm, linux, ubuntu, xenRelated posts
No Comments
Filed under: Uncategorized by — aaron @ 11:46 pm
How to upgrade Ubuntu 7 to Ubuntu 8
This tutorial is a quick tutorial on how to upgrade Ubuntu 7 to Ubuntu 8.
First update your system:
# aptitude upgrade
Then install update-manager-core:
# aptitude install update-manager-core
Then upgrade your system by following onscreen prompts:
# do-release-upgrade
^ You may need to run this command more than once to completely upgrade your system.
Tags: linux, system administration, ubuntuRelated posts
No Comments
Filed under: Uncategorized by — aaron @ 8:18 pm
How to find out which version of Ubuntu your running
Run the following command:
# cat /etc/issue
Or something more reliable:
# cat /etc/lsb-release
Tags: linux, system administration, ubuntuRelated posts
No Comments
Filed under: Uncategorized by — aaron @ 8:15 pm
How to install an application/program in Ubuntu (6, 7, 8)
To install an application in Ubuntu (either verion 6, 7 or 8), you can use the following command:
# aptitude install <application>
Where <application> is the application you wish to install.
Tags: linux, system administration, ubuntuRelated posts
No Comments
Filed under: Uncategorized by — aaron @ 8:09 pm
Tag Cloud
Archives