Experiments with Btrfs RAID1

2022-02-02 | #btrfs #system

RAID1 is a data replication technique that stores two copies of data on two different disks, providing fault tolerance and high availability in case one of the disks fails. With btrfs, you can create a RAID1 array by combining two or more devices.

Continue reading 

Btrfs Snapshots

2021-03-29 | #btrfs #system

Btrfs snapshots allow you to create efficient backups of your filesystem. We’ll explore some of the basics of Btrfs snapshots and their practical applications. Snapshot feature of Btrfs uses the Copy-on-Write (CoW) strategy.

Continue reading 

Linear Algebra Foundations

2019-02-14 | #linear-algebra #mathematics

A concise summary of the core concepts in linear algebra. In the attached document I cover fundamental topics such as vectors, matrices, systems of linear equations, and transformations. Understanding these concepts is essential for tackling a wide range of mathematical and real-world problems.

Continue reading 

Breaking Enigma

2018-11-07 | #cryptography #history

During World War II, the Enigma machine presented a formidable challenge to the Allied forces as they struggled to decipher encrypted German messages. However, a team of brilliant codebreakers, including Alan Turing, at Britain’s Bletchley Park successfully cracked Enigma’s codes, turning the tide of the war.

Continue reading 