CentOS 6 and MiniDLNA
I’ve got a small home server made from a half-broken laptop nobody wanted any more. The screen was’t working, but otherwise the machine was fine, so I took it, shipped Centos 6 on it and it’s been serving as a …
Category: Operating systems
Mount a disk image containing LVM
If you have an image with standard partitions, you can mount any partition as a loopback device using the offset given by fdisk: user@machine:/home/user# fdisk -l disk.img Disk disk.img: 750.2 GB, 750156374016 bytes 255 heads, 63 sectors/track, 91201 cylinders, total …
Observium and SNMPv3
Some tasks you find yourself doing only once in a while, so they never stick in your memory for too long. Adding a new device to Observium (a great monitoring tool), and that device being off the premises, so it’s …
Broken MATE panel
Following an upgrade in Debian Jessie/testing, I was left with no panels at all after logging into the MATE desktop. Running dpkg -s mate-desktop, I saw that MATE had been changed to 1.8 from the previous 1.6 version. My first …
GPG encrypted files for Amazon Glacier storage
I am no big fan of cloud solutions, mainly because I don’t like to entrust my data to people I don’t know. But like with any other tool, the cloud is still just a tool and it really depends on …
Delete huge amount of files in a directory
I had this peculiar problem – one of my virtual hosts had a custom tmp directory where sessions were stored and not deleted for a long time. When I found out, the number of files in there already posed a …
Conky and MATE problem
I found this lovely Conky script that I wanted to use for my MATE desktop. conky -c .conky/conkyrc_orange However, it wouldn’t start automatically after logging in, see: user@machine:~$ cat .config/autostart/conky.desktop [Desktop Entry] Type=Application Exec=conky -c /home/user/.conky/conkyrc_orange Hidden=false X-MATE-Autostart-enabled=true Name[en_US]=conky Name=conky …
Change the default crontab editor to vim
If you need to change the editor that opens the crontab configuration, this is the way: env EDITOR=vim crontab -e
Encrypt partition with dm-crypt
Ever wnated to have your external disk or USB stick encrypted? This is a way to get there on a Debian-based system using dm-crypt and LUKS. First, make sure dm-crypt module is loaded (see if /dev/mapper/ is present), and if …
Add a keyboard layout in LXDE
Adding a secondary keyboard layout in LXDE proved to be tricky