Month: October 2021

The post Inside the Lab: Expanding connectivity by sea, land, and air appeared first on Facebook Engineering. Facebook Engineering

Evolution of Region Assignment in the Apache HBase Architecture — Part 3 Authors: Viraj Jasani, Andrew Purtell, 张铎(Duo Zhang) In the second part of this blog post series, we provided an overview of how the redesigned AssignmentManager in HBase 2 efficiently and reliably manages the process of region assignment. In this third entry in this blog post series, we… Continue reading Evolution of Region Assignment in the Apache HBase Architecture — Part 3

Now that our platforms are up and running as usual after yesterday’s outage, I thought it would be worth sharing a little more detail on what happened and why — and most importantly, how we’re learning from it.  This outage was triggered by the system that manages our global backbone network capacity. The backbone is… Continue reading More details about the October 4 outage

Context Our Commerce Cloud team that is in charge of the Omnichannel Inventory service uses Redis as a remote cache to store data that lends itself for caching. The remote cache allows our multiple processes to get a synchronized and single view of the cached data. (See our previous blog post, Coordinated Rate Limiting in… Continue reading Lessons Learned using Spring Data Redis

To all the people and businesses around the world who depend on us, we are sorry for the inconvenience caused by today’s outage across our platforms. We’ve been working as hard as we can to restore access, and our systems are now back up and running. The underlying cause of this outage also impacted many… Continue reading Update about the October 4th outage