Within large-scale services, durable storage, distributed leases, and coordination primitives such as distributed locks, semaphores, and events should be strongly consistent. At Meta, we have historically used Apache ZooKeeper as a centralized service for these primitives. However, as Meta’s workload has scaled, we’ve found ourselves pushing the limits of ZooKeeper’s capabilities. Modifying and tuning ZooKeeper… Continue reading Introducing Zelos: A ZooKeeper API leveraging Delos
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Cache made consistent: Meta’s cache invalidation solution
Caches help reduce latency, scale read-heavy workloads, and save cost. They are literally everywhere. Caches run on your phone and in your browser. For example, CDNs and DNS are essentially geo-replicated caches. It’s thanks to many caches working behind the scenes that you can read this blog post right now. Phil Karlton famously said, “There… Continue reading Cache made consistent: Meta’s cache invalidation solution
SRE Weekly Issue #325
View on sreweekly.com A message from our sponsor, Rootly: Manage incidents directly from Slack with Rootly 🚒. Automate manual admin tasks like creating incident channel, Jira and Zoom, paging and adding responders, postmortem timeline, setting up reminders, and more. Book a demo (+ get a snazzy Rootly lego set): https://rootly.com/demo/ Articles Imagine there’s no human… Continue reading SRE Weekly Issue #325
Meet the team of problem solvers pushing boundaries to see how massively we can scale.
Welcome to the new hub for all things Salesforce Engineering! This site is where you can get a behind-the-scenes look at how we build business-critical software at scale, take a peek at how we contribute to the open source community, meet some of our technical employees, and learn more about what it’s like to work… Continue reading Meet the team of problem solvers pushing boundaries to see how massively we can scale.
SRE Weekly Issue #324
View on sreweekly.com A message from our sponsor, Rootly: Manage incidents directly from Slack with Rootly 🚒. Automate manual admin tasks like creating incident channel, Jira and Zoom, paging and adding responders, postmortem timeline, setting up reminders, and more. Book a demo (+ get a snazzy Rootly lego set): https://rootly.com/demo/ Articles The Need to Decouple… Continue reading SRE Weekly Issue #324
SRE Weekly Issue #323
View on sreweekly.com A message from our sponsor, Rootly: Manage incidents directly from Slack with Rootly 🚒. Automate manual admin tasks like creating incident channel, Jira and Zoom, paging and adding responders, postmortem timeline, setting up reminders, and more. Book a demo (+ get a snazzy Rootly lego set): https://rootly.com/demo/ Articles A Chat with Lex… Continue reading SRE Weekly Issue #323
SRE Weekly Issue #322
View on sreweekly.com Bit of a short issue this week. This morning, I stepped on my phone, crushing it mightily beneath my bootheel. Unfortunately a lot of my automation for reviewing articles is on there… thank goodness I have functioning backups. A message from our sponsor, Rootly: Manage incidents directly from Slack with Rootly 🚒.… Continue reading SRE Weekly Issue #322
Meta Open Source is transferring Jest to the OpenJS Foundation
Meta Open Source is officially transferring Jest, its open source JavaScript testing framework, to the OpenJS Foundation. With over 17 million weekly downloads and over 38,000 GitHub stars, Jest is the most used testing framework in the JavaScript ecosystem and is used by companies of all sizes, including Amazon, Google, Microsoft, and Stripe. We believe… Continue reading Meta Open Source is transferring Jest to the OpenJS Foundation
Language packs: Meta’s mobile localization solution
More than 3 billion people around the world rely on our services each month. On mobile, around 57 percent of people on Facebook for Android and 49 percent of those on Facebook for iOS use the app in a language other than English. Delivering the best experience for these people, in their own language, is… Continue reading Language packs: Meta’s mobile localization solution
SRE Weekly Issue #321
View on sreweekly.com A message from our sponsor, Rootly: Manage incidents directly from Slack with Rootly 🚒. Automate manual admin tasks like creating incident channel, Jira and Zoom, paging and adding responders, postmortem timeline, setting up reminders, and more. Book a demo (+ get a snazzy Rootly lego set): https://rootly.com/demo/ Articles Using Fault Injection Testing… Continue reading SRE Weekly Issue #321