add new bookmarks (chapter: Other)

- signed-off-by: trimstray <trimstray@gmail.com>

README.md

@@ -839,12 +839,17 @@ performance of any of your sites from across the globe.<br>
 &nbsp;&nbsp;:small_orange_diamond: <a href="https://github.com/vasanthk/how-web-works"><b>how-web-works</b></a> - based on the 'What happens when...' repository.<br>
 &nbsp;&nbsp;:small_orange_diamond: <a href="https://robertheaton.com/2018/11/28/https-in-the-real-world/"><b>HTTPS in the real world</b></a> - great tutorial explain how HTTPS works in the real world.<br>
 &nbsp;&nbsp;:small_orange_diamond: <a href="https://about.gitlab.com/2018/11/14/how-we-spent-two-weeks-hunting-an-nfs-bug/"><b>Gitlab and NFS bug</b></a> - how we spent two weeks hunting an NFS bug in the Linux kernel.<br>
+&nbsp;&nbsp;:small_orange_diamond: <a href="https://about.gitlab.com/2017/02/10/postmortem-of-database-outage-of-january-31/"><b>Gitlab melts down/b></a> - postmortem on the database outage of January 31 2017 with the lessons we learned.<br>
 &nbsp;&nbsp;:small_orange_diamond: <a href="http://www.catb.org/esr/faqs/hacker-howto.html"><b>How To Become A Hacker</b></a> - if you want to be a hacker, keep reading.<br>
 &nbsp;&nbsp;:small_orange_diamond: <a href="http://ithare.com/infographics-operation-costs-in-cpu-clock-cycles/"><b>Operation Costs in CPU</b></a> - an infographics which should help to estimate costs of certain operations in CPU clocks.<br>
 &nbsp;&nbsp;:small_orange_diamond: <a href="https://cstack.github.io/db_tutorial/"><b>Let's Build a Simple Database</b></a> - writing a sqlite clone from scratch in C.<br>
 &nbsp;&nbsp;:small_orange_diamond: <a href="https://djhworld.github.io/post/2019/05/21/i-dont-know-how-cpus-work-so-i-simulated-one-in-code/"><b>simple-computer</b></a> - great resource to understand how computers work under the hood.<br>
 &nbsp;&nbsp;:small_orange_diamond: <a href="https://www.troyhunt.com/working-with-154-million-records-on/"><b>The story of "Have I been pwned?"</b></a> - working with 154 million records on Azure Table Storage.<br>
 &nbsp;&nbsp;:small_orange_diamond: <a href="https://www.top500.org/"><b>TOP500 Supercomputers</b></a> - shows the 500 most powerful commercially available computer systems known to us.<br>
+&nbsp;&nbsp;:small_orange_diamond: <a href="https://www.shellntel.com/blog/2017/2/8/how-to-build-a-8-gpu-password-cracker"><b>How to build a 8 GPU password cracker</b></a> - building mid-grade to high-end password crackers is like playing with legos, albeit expensive legos.<br>
+&nbsp;&nbsp;:small_orange_diamond: <a href="https://home.cern/science/computing"><b>CERN Data Centre</b></a> - 3D visualizations of the CERN computing environments (and more).<br>
+&nbsp;&nbsp;:small_orange_diamond: <a href="http://howfuckedismydatabase.com/"><b>How fucked is my database</b></a> - evaluate how fucked your database is with this handy website.<br>
+&nbsp;&nbsp;:small_orange_diamond: <a href="http://howfuckedismydatabase.com/"><b>Five Whys</b></a> - you know what the problem is, but you cannot solve it?<br>
 </p>
 
 #### Inspiring Lists &nbsp;[<sup>[TOC]</sup>](#anger-table-of-contents)