Some More Lessons Learned in Event Driven Architectures

In this post I present some finer grained lessons we’ve learned (a. k. a burn marks) since then having solved some foundational problems that surfaced due to not paying enough attention to the failure modes inherent in EDAs, upfront

Recovering from Aurora Database Failovers and MySql Connection Pooling

Recently a planned AWS Aurora database failover/master reboot caused database connection failures in one of our services which caused me to delve deeper into how MySql driver manages connections under the hood.