Top Hackernews posts from engineering.fb.com

1. Sapling: A new source control system with Git-compatible client (engineering.fb.com)
   926 points by bolinfest almost 2 years ago | 525 comments
2. Building Meta's GenAI infrastructure (engineering.fb.com)
   664 points by mootpt 6 months ago | 303 comments
3. MLow: Meta's low bitrate audio codec (engineering.fb.com)
   572 points by mikece 3 months ago | 197 comments
4. Migrating Facebook to MySQL 8.0 (engineering.fb.com)
   521 points by moneil971 about 3 years ago | 328 comments
5. Open-sourcing a more precise time appliance (engineering.fb.com)
   498 points by alexvoica about 3 years ago | 182 comments
6. More details about the October 4 outage (engineering.fb.com)
   473 points by moneil971 almost 3 years ago | 286 comments
7. It’s time to leave the leap second in the past (engineering.fb.com)
   440 points by mikece about 2 years ago | 583 comments
8. How Meta trains large language models at scale (engineering.fb.com)
   404 points by mfiguiere 3 months ago | 194 comments
9. Buck2: Our open source build system (engineering.fb.com)
   392 points by mfiguiere over 1 year ago | 271 comments
10. From zero to 10M lines of Kotlin (engineering.fb.com)
    309 points by binkHN almost 2 years ago | 340 comments
11. Meta Is Transferring Jest to the OpenJS Foundation (engineering.fb.com)
    301 points by jimmy2020 over 2 years ago | 96 comments
12. How Facebook encodes videos (engineering.fb.com)
    301 points by nl over 3 years ago | 148 comments
13. Building end-to-end security for Messenger (engineering.fb.com)
    289 points by contact9879 10 months ago | 385 comments
14. Cache made consistent: Meta’s cache invalidation solution (engineering.fb.com)
    280 points by uvdn7 over 2 years ago | 193 comments
15. Update about the October 4th outage (engineering.fb.com)
    274 points by ve55 almost 3 years ago | 224 comments
16. Meta developer tools: Working at scale (engineering.fb.com)
    245 points by ot about 1 year ago | 219 comments
17. Programming languages endorsed for server-side use at Meta (engineering.fb.com)
    242 points by iamnotarobotman about 2 years ago | 298 comments
18. A brief history of Rust at Facebook (engineering.fb.com)
    234 points by tomduncalf over 3 years ago | 178 comments
19. How Precision Time Protocol is being deployed at Meta (engineering.fb.com)
    221 points by mfiguiere almost 2 years ago | 99 comments
20. Simple Precision Time Protocol at Meta (engineering.fb.com)
    217 points by atg_abhishek 7 months ago | 85 comments
21. Ribbon filter: Practically smaller than Bloom and Xor (engineering.fb.com)
    216 points by boyter about 3 years ago | 40 comments
22. Improving code review time (engineering.fb.com)
    216 points by pzrsa almost 2 years ago | 219 comments
23. Deploying key transparency at WhatsApp (engineering.fb.com)
    204 points by snowboarder63 over 1 year ago | 202 comments
24. Running BGP in large-scale data centers (engineering.fb.com)
    193 points by radiator almost 3 years ago | 40 comments
25. Retrofitting null-safety onto Java at Meta (engineering.fb.com)
    170 points by mikece almost 2 years ago | 225 comments
26. Meta quickly detects silent data corruptions at scale (engineering.fb.com)
    167 points by tekkertje over 2 years ago | 95 comments
27. How meta built the infrastructure for Threads (engineering.fb.com)
    165 points by trojanalert 8 months ago | 168 comments
28. How WhatsApp enables multi-device capability (engineering.fb.com)
    151 points by mseri almost 3 years ago | 138 comments
29. Velox: An open-source unified execution engine (engineering.fb.com)
    151 points by polyrand about 2 years ago | 52 comments
30. MemLab: An open source framework for finding JavaScript memory leaks (engineering.fb.com)
    124 points by mikece about 2 years ago | 14 comments
31. How Facebook deals with PCIe faults to keep its data centers running reliably (engineering.fb.com)
    120 points by rbanffy over 3 years ago | 48 comments
32. Writing and linting Python at scale (engineering.fb.com)
    119 points by el_duderino 10 months ago | 153 comments
33. Automating Dead Code Cleanup (engineering.fb.com)
    111 points by dangoldin 11 months ago | 29 comments
34. Maintaining large-scale AI capacity at Meta (engineering.fb.com)
    106 points by samber 3 months ago | 59 comments
35. Minesweeper automates root cause analysis as a first-line defense against bugs (engineering.fb.com)
    98 points by muglug over 3 years ago | 24 comments
36. The inside story of Threads (engineering.fb.com)
    94 points by jshchnz about 1 year ago | 97 comments
37. Superpack: Pushing the limits of compression in Facebook’s mobile apps (engineering.fb.com)
    91 points by detaro about 3 years ago | 21 comments
38. Transparent memory offloading: more memory at a fraction of the cost and power (engineering.fb.com)
    89 points by mfiguiere about 2 years ago | 57 comments
39. Reverse Debugging at Scale (engineering.fb.com)
    77 points by kiyanwang over 3 years ago | 19 comments
40. The evolution of Facebook’s iOS app architecture (engineering.fb.com)
    74 points by soheilpro over 1 year ago | 10 comments
41. Facebook's Zookeeper Implementation on Delos (engineering.fb.com)
    67 points by somerando7 over 2 years ago | 16 comments
42. Why xHE-AAC is being embraced at Meta (engineering.fb.com)
    61 points by devtailz over 1 year ago | 58 comments
43. Code Verify: An open source browser extension for verifying code authenticity (engineering.fb.com)
    60 points by harporoeder 7 months ago | 28 comments
44. Fixit 2: Meta’s auto-fixing linter for Python (engineering.fb.com)
    58 points by amethyst about 1 year ago | 11 comments
45. FOQS: Making a distributed priority queue disaster-ready (engineering.fb.com)
    55 points by el_duderino over 2 years ago | 13 comments
46. Rewriting the Messenger codebase for a faster, smaller, simpler messaging app (2020) (engineering.fb.com)
    52 points by luu over 1 year ago | 57 comments