Gnome-Pie is a really cool app launcher with high usability.
Forgot the stupid search of your favorite application, create your own pies and choose them by a simple hot-key. [Read more…]
DRBD master/slave setup
In the last time I get a lot questions and feedback to some older posts (Active/Passive Cluster) where I used DRBD. And actually I never wrote how to setup DRBD and I try to fill this gap now. Also this post will be a new ground for some new ideas and posts related to Active/Passive Clustering with KVM.
DRBD (Distributed Replicated Block Device) is a really cool cluster solution to have radundant data on two or more nodes. Everybody know RAID, DRBD is like RAID 1 over network.
[Read more…]
Ubuntu ipv6 fail
On June 8, 2011 was world IPv6 day and I shared some VPS boxes. Only one guy wants Ubuntu 11.04 – no problem he get it.
I was painfully remembered that Ubuntu.com has still some problems with AAAA record for security.ubuntu.com… They have no records:) [Read more…]
Icinga with Lighttpd
Some days ago I wrote a similar post about nagios and lighty, now I decided to test Icinga on Debian Squeeze.
The installation was pretty easy:
1 2 | aptitude install lighttpd aptitude install icinga |
To use Icinga we need following modules:
Install Grub from chroot
The simple way to install grub/ grub2 from any linux live-CD or any other bootable medium.
Step 1: boot from linux live CD/DVD or even USB
Step 2: mount your hdd
Step 3: chroot in the mounted filesystem
Step 3: install grub
Step 4: reboot
1 2 3 4 5 6 7 8 9 | fdisk -l mount /dev/sda1 /mnt/ mount -t proc none /mnt/proc mount -o bind /dev /mnt/dev mount -t sysfs sys /mnt/sys chroot /mnt/ /bin/bash update-grub /usr/sbin/grub-install --recheck --no-floppy /dev/sda sync & reboot |
SUSE Syntax:
update-grub is debian and ubuntu little helper this execute the same as:
1 2 3 | grub2-install --recheck --no-floppy /dev/sda grub2-mkconfig -o /boot/grub2/grub.cfg mkinitrd |