Speeding up Linux disk encryption

Data encryption at rest is a must-have for any modern Internet company. Many companies, however, don't encrypt their disks, because they fear the potential performance penalty caused by encryption overhead. Encrypting data at rest is vital for Cloudflare with more than 200 data centres across the world. In this post, we will investigate the performance of disk encryption on Linux and explain how w

[fcicq]

kernel 5.9 no-read-workqueue,no-write-workqueue in crypttab

[tmatsuu]

実装変更とAES-NI命令を用いることで大幅なオーバーヘッドの削減に成功。パッチあり。わいわい。

[causeless]

"@sora_h CPU ヘビーな暗号ってもうそんな多くないと思うけど、dm-* サイドの反応ひっどいな。 / “Speeding up Linux disk encryptio…" via https://twitter.com/sora_h/status/1242866280354336770

[sora_h]

CPU ヘビーな暗号ってもうそんな多くないと思うけど、dm-* サイドの反応ひっどいな。