iperf3 3 and TCP maximum segment size (MSS)
The above diagram I diagrammed illustrates the impact to a network packet when setting the maximum segment size in iperf3. With an MSS of 1436, the segment (i.e...
Category: Computer Science
PAXOS made moderately complex – slots
In the paper “PAXOS made moderately complex”, the authors introduce unfamiliar concepts not mentioned in the original PAXOS paper, concepts such as ...
PAXOS – I’m coming for you!
I’m now half way through Distributed Computing course at Georgia Tech and us students are now tackling the penultimate project: building a replicated stat...
Understanding linearizability
I’m preparing for my Distributing Systems midterm and I was struggling to understand the differences between serializability and linearizability (why are ...
Distributed system snapshots: consistent vs inconsistent cuts
In “Consistent Global States of Distributed Systems: Fundamental Concepts and Mechanisms”, the authors propose capturing a distributed system’...
PAXOS (not) made simple
Leslie Lamport, a world renounced computer scientist, first published the paper “Part-time parliament” back in 1990. Unfortunately, that paper well ...
The FLP theorem: impossibility of achieving consensus within distributed systems
For this week, my distributed systems course just assigned us students a reading assignment: “Impossibility of distributed consensus with one faulty proce...
Why is Lamport’s Scalar Clock only consistent, not strongly consistent?
For the last couple days, I’ve been watching the distributed systems video lectures and reading the recommended papers that cover logical clocks. Even aft...
8 fallacies of distributed computing
Rotem-Gal-Oz, A. (2005). Fallacies of Distributed Computing Explained. Cognitive biases (built-in patterns of thinking) and fallacies (errors in thoughts) creep...
What are good models and what models are good?
Schneider, F. B. (1993). What good are models and what models are good. Distributed Systems, 2, 17–26. Paper Summary In his seminal paper on models (as they app...