SEPTEMBER 26, 2023

Scribe: Improving Reliability One 9 at a Time

Scribe is at the heart of data transport at Meta. From revenue critical data to important monitoring datasets flow through the system. This sets an extremely high reliability bar for the system. In this talk, we will take you through our journey of adding the 5th 9 to our SLAs. We’ll talk about how we detect incidents before our customers without overloading our oncalls and how we hardened the system against regional and dependency outages.

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