Google File System
On September 30, 2022, data engineer Raf shared a presentation on Google File System at Buzzvil Tech Weekly. See the slides below for more details.
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Metastable Failure in Distributed Systems
On August 2, 2022, data engineer Raf shared a presentation on the metastable failure state, an unrecoverable state that can arise in distributed systems at Buzzvil Tech Weekly. See…
Minerva: Airbnb's Metric Platform
On June 3, 2022, data engineer Raf shared a presentation on Minerva, Airbnb’s metrics platform at Buzzvil Tech Weekly. See the slides below for more details.
Optimizing Latency in a Go Service Using DynamoDB, Part 2: TLS Handshakes
Hello, I'm Raf, a data engineer at Buzzvil. Following the previous post on AWS credential tokens, I would like to share another attempt to optimize latency in a Go service using Dy…
Optimizing Latency in a Go Service Using DynamoDB, Part 1: AWS Credential Tokens
Hello, I'm Raf, a data engineer at Buzzvil. In my previous post, I explained Go's HTTP connection pool (HTTP Connection Pool in Go Explained). This post describes how tracing HTTP…
HTTP Connection Pools in Go, Explained
Hello, I'm Raf, a data engineer at Buzzvil. Our Go microservices make HTTP requests when using AWS SDKs for services such as Elasticsearch and DynamoDB, or integrating with externa…
Exactly-Once in Apache Flink
In the first week of January 2022, data engineer Raf presented Exactly-Once in Apache Flink, explaining how Flink guarantees exactly-once processing at Buzzvil Tech Weekly. See the…
http.Client in go
In the second week of April 2021, data engineer Raf presented http.Client in Go, sharing his experience taking a deep dive into Go’s http.Client library at Buzzvil Tech Weekly. See…
RabbitMQ Overview
On January 22, 2020, backend engineer Raf shared a presentation on RabbitMQ at Buzzvil Tech Weekly. See the slides below for more details.
Solid State Drive
On September 18, 2019, backend engineer Raf shared a presentation on the internal workings of SSDs at Buzzvil Tech Weekly. See the slides below for more details.