Session Proposal: Improving native memory management & diagnostics

[joyeecheung]

Proposal

Topic of the session

Improving native memory management in Node.js core

Type of the session

• Collaborate
• Workshop
• Talk

Estimated duration of the session

10 minutes for a review talk, 20 minutes of discussions

Date and Time of the session

TBD

Level

• Beginner
• Intermediate
• Advanced

Pre-requisite knowledge

Some knowledge about how the native side of Node.js core works would be useful

Describe the session

• Review the current infrastructure for native memory management & diagnostics in Node.js
• Flakes in memory leak regression tests & how to fix them
• Discuss improvements we can make to the developer experience in leak/use-after-free debugging
• Discuss Oilpan migration (Usage of Oilpan / V8 C++ Garbage Collector nodejs/node#40786)

Session facilitator(s), Github handle(s) and timezone(s)

@joyeecheung (in-person)

Meeting notes and Virtual Meeting Link

TBD

Follow-up / Set-up sessions (if any)

Additional context (optional)

---

[joyeecheung]

Prepared slides: https://github.com/joyeecheung/talks/blob/master/node_collab_summit_202404/improving-native-memory-management-diagnostics-in-nodejs.pdf

This is mostly a knowledge sharing + brainstorming session

[joyeecheung]

Closing as the session has ended.

Links to the recordings:

• Day 1 morning: https://zoom.us/rec/share/UmLZkxbAqBGgEUh8GptGvS_5qXXxKqEpT-rcTMX4ncTTS715-OTIJFv4nLZ40Tj5.Q4gNxJPbpTLH0W-X?startTime=1712132193000
• Day 1 afternoon: https://zoom.us/rec/share/UmLZkxbAqBGgEUh8GptGvS_5qXXxKqEpT-rcTMX4ncTTS715-OTIJFv4nLZ40Tj5.Q4gNxJPbpTLH0W-X?startTime=1712148446000
• Day 2 morning: https://zoom.us/rec/share/UcbGphrblwjuE2jL9dlsv-4hMv6uC0M_dS96N1xByyJcXfELAvrakmjHNguiS-Nc.5wjMJg55LA891PxO?startTime=1712218676000
• Day 2 afternoon: https://zoom.us/rec/share/UcbGphrblwjuE2jL9dlsv-4hMv6uC0M_dS96N1xByyJcXfELAvrakmjHNguiS-Nc.5wjMJg55LA891PxO?startTime=1712234786000

Links to the notes (very inaccurate, we should try harder at getting dedicated note takers the next time):

• Day 1: https://hackmd.io/erevKHb6RVihtWpdPgFWCw
• Day 2: https://hackmd.io/poOBiqFiTBeCIlfOv5HwUQ

Drafted trip report, would appreciate some reviews. Expect to publish on the official blog next week: https://hackmd.io/5vvP8o5bTmqcbNh-3oHpag