Sep 8, 2020
28th DistSys Reading Group - Hotstuff —
With the 28th session we jumped into the space of byzantine fault tolerant
consensus protocols. We covered fault tolera...
Jun 19, 2020
Know your latencies —
I find it helpful to know the orders of magnitude by which certain computer
operations differ. Certainly it is not wort...
May 18, 2020
26th DistSys Reading Group - Cache coherence —
We have long been planning to cover the caching mechanisms in CPUs. As a shared
knowledge base for the discussions in t...
Apr 27, 2020
25th DistSys Reading Group - Fair queuing —
In the session today we covered Madhavapeddi Shreedhar and George Varghese paper
"*Efficient fair queuing using deficit...
Apr 6, 2020
24th DistSys Reading Group - BBR Congestion-Based Congestion Control —
After a bit of a break due to current pandemic we decided to carry on and
continue our meetings as virtual calls. Igno...
Apr 1, 2020
Elimination back-off stack performance —
I recently stumbled upon the id...
Mar 28, 2020
Elimination back-off stack —
Reading *The Art of Multiprocessor Programming* [1] I came across the
*Elimination Back-off Stack* [2] datastructure in...
Mar 14, 2020
Leaving the Prometheus team —
In January 2017 I joined the company CoreOS as a test-engineer helping the
monitoring team and the [rkt container engin...
Feb 18, 2020
23rd Distributed Systems Paper Club —
At the end of the previous session one of us suggested to dive into congestion
control algorithms. This has found a gre...
Jan 28, 2020
22nd Distributed Systems Paper Club —
In the 22nd session we took a look at `io_uring` - a new Kernel interface for
asynchronous I/O. Tyler, who is currently...