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Show dd copy progress

At times, dd transfers take a long time and often you want to see the progress. By default, dd doesn’t show any progress or status except for error messages. Here is a short description on how to get dd to output its current progress: To find out the ID of …

HowTo backup Raspberry Pi’s SD-Card

Here’s a short and useful line to backup raspberrys entire SD Card: dd if=/dev/mmcblk0 of=/path/to/image.img bs=1M This creates the file image.img, which contains the entire SD-Card, you can write it back to the SD Card to restore it. For this you can use ImageWriter, or just use the reverse command: …

Network RAID with DRBD on Ubuntu

In this tutorial i will show you how to setup drbd on two Ubuntu machines. I used Ubuntu 12.04 and VirtualBox for this. first, make sure that the two machines can resolve the hostnames. You can do that by either using DNS or the “/etc/hosts” file. Server 1&2 “/etc/hosts”: 127.0.0.1 …