http://christophermeiklejohn.com/distributed/systems/2013/07/12/readings-in-distributed-systems.html

Distributed Systems for Fun and Profit:
http://book.mixu.net/distsys/single-page.html
https://github.com/mixu/distsysbook

Consistency without Consensus: CRDTs in Production at SoundCloud
http://www.infoq.com/presentations/crdt-soundcloud

blogs:
aphyr-jepsen:
https://aphyr.com/posts/333-serializability-linearizability-and-locality
https://aphyr.com/posts/313-strong-consistency-models
https://aphyr.com/posts/281-jepsen-on-the-perils-of-network-partitions

alex pi:
https://medium.com/@ifesdjeen
https://twitter.com/ifesdjeen