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Mount a disk image containing LVM

By Vratislav Hutsky Posted on 3. 6. 2014 Posted in Operating systems Tagged with linux, OS

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 …

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Broken MATE panel

By Vratislav Hutsky Posted on 13. 4. 2014 Posted in Operating systems Tagged with debian, linux, mate, OS

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 …

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GPG encrypted files for Amazon Glacier storage

By admin Posted on 1. 4. 2014 Posted in Operating systems Tagged with linux, OS

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 …

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Delete huge amount of files in a directory

By Vratislav Hutsky Posted on 28. 3. 2014 Posted in Operating systems, Web-related Tagged with debian, linux, OS

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 …

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Encrypt partition with dm-crypt

By admin Posted on 30. 11. 2011 Posted in Operating systems Tagged with debian, linux

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 …

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About me

linkedinMy name is Vratislav Hutsky. I work as a Senior Manager at Red Hat. Before that, I was a freelance server admin and developer.

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