How Lookups for Non-Existent Files Can Lead to Host Unresponsiveness

By Tamim Khan | In Engineering

Tags dentry, ebpf, kafka, lookups

Late last year, we had an interesting problem occur with the Kafka clusters in our staging environment. Random hosts across several clusters started experiencing events…

Writing Intelligent Health Checks for Kafka Services

By Tanvir Pathan | In Engineering

Tags consul, event ingestion, health check, kafka

Health checks are vital for maintaining resiliency and ensuring continuous operations of any system. In an ideal world, health checks should be able to detect…

Tracking Down an ETS-Related Memory Leak

By Tyler Pachal | In Engineering

Tags elixir, ETS, kafka

ETS will hold references to large binaries, even if just part of the original binary is stored in a table. Copy binaries if pieces of…