George Luong

2 articles by George Luong.

Astra Dynamic Chunks: How We Saved by Redesigning a Key Part of Astra

Introduction Slack handles a lot of log data. In fact, we consume over 6 million log messages per second. That equates to over 10 GB of data per second! And it’s all stored using Astra, our in-house, open-source log search engine. To make this data searchable, Astra groups it by time and splits the data…

GLGeorge Luong·November 18, 2024Engineering

Tracing Notifications

Notifications are a key aspect of the Slack user experience. Users rely on timely notifications of mentions and DMs to keep on top of important information. Poor notification completeness erodes the trust of all Slack users. Notifications flow through almost all the systems in our infrastructure. As illustrated in Figure 1 below, a notification request…

GLGeorge Luong·April 4, 2023Design & UX