Peter Zhu

Senior Developer at @Shopify | @ruby core committer

peterzhu.ca

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#garbage-collection

#memory-management

#performance-optimization

#ruby-vm

#performance

#ruby-internals

#variable-width-allocation

#ruby-on-rails

11 more

Ruby Stability at Scale

Peter Zhu

Rails World 2025

27:44

Modular Garbage Collectors in Ruby

Peter Zhu

RubyKaigi 2025

01:20:50

Ruby Core Developers Q&A

Aaron Patterson, Akira Matsuda, Eileen M. Uchitelle, Peter Zhu, Koichi Sasada, Yusuke Endoh, John Hawthorn, Yukihiro "Matz" Matsumoto, Alan Wu

RubyConf 2024

21:46

Finding Memory Leaks in the Ruby Ecosystem

Peter Zhu, Adam Hess

RubyKaigi 2024

Rails and the Ruby Garbage Collector: How to Speed Up Your Rails App

Peter Zhu

Toronto Ruby January 2024

32:37

Rails and the Ruby Garbage Collector: How to Speed Up Your Rails App

Peter Zhu

Rails World 2023

??:??

Lightning Talk: Optimizing Ruby's Memory Layout - Variable Width Allocation

Peter Zhu

RubyKaigi 2023

24:19

1.5 is the Midpoint Between 0 and Infinity

Peter Zhu

RubyConf 2022

20:13

Automatically Find Memory Leaks in Native Gems

Peter Zhu

RubyKaigi 2022

27:29

Optimizing Ruby's Memory Layout

Peter Zhu, Matt Valentine-House

RubyConf 2021

24:03

Variable Width Allocation: Optimizing Ruby's Memory Layout

Peter Zhu, Matt Valentine-House

RubyKaigi 2021 Takeout

35:42

Optimizing Ruby's memory layout

Peter Zhu, Matthew Valentine-House

EuRuKo 2021

Ruby Stability at Scale

Peter Zhu

Rails World 2025

27:44

Modular Garbage Collectors in Ruby

Peter Zhu

RubyKaigi 2025

21:46

Finding Memory Leaks in the Ruby Ecosystem

Peter Zhu, Adam Hess

RubyKaigi 2024

Rails and the Ruby Garbage Collector: How to Speed Up Your Rails App

Peter Zhu

Toronto Ruby January 2024

32:37

Rails and the Ruby Garbage Collector: How to Speed Up Your Rails App

Peter Zhu

Rails World 2023

24:19

1.5 is the Midpoint Between 0 and Infinity

Peter Zhu

RubyConf 2022

20:13

Automatically Find Memory Leaks in Native Gems

Peter Zhu

RubyKaigi 2022

27:29

Optimizing Ruby's Memory Layout

Peter Zhu, Matt Valentine-House

RubyConf 2021

24:03

Variable Width Allocation: Optimizing Ruby's Memory Layout

Peter Zhu, Matt Valentine-House

RubyKaigi 2021 Takeout

35:42

Optimizing Ruby's memory layout

Peter Zhu, Matthew Valentine-House

EuRuKo 2021

01:20:50

Ruby Core Developers Q&A

Aaron Patterson, Akira Matsuda, Eileen M. Uchitelle, Peter Zhu, Koichi Sasada, Yusuke Endoh, John Hawthorn, Yukihiro "Matz" Matsumoto, Alan Wu

RubyConf 2024

??:??

Lightning Talk: Optimizing Ruby's Memory Layout - Variable Width Allocation

Peter Zhu

RubyKaigi 2023

Attended as Speaker

Rails World 2025

Amsterdam, Netherlands
September 04-05, 2025

RubyKaigi 2025

Matsuyama, Ehime, Japan
April 16-18, 2025

RubyConf 2024

Chicago, IL
November 13-15, 2024

RubyKaigi 2024

Naha, Okinawa, Japan
May 15-17, 2024

Toronto Ruby Meetup

Toronto, Canada
Nov 23, 2023 - Sep 23, 2025

Rails World 2023

Amsterdam, Netherlands
October 05-06, 2023

RubyKaigi 2023

Nagano, Japan
May 11-13, 2023

RubyConf 2022

Houston, TX
November 29 - December 01, 2022

RubyConf 2021

Denver, CO
November 08-10, 2022

RubyKaigi 2022

Mie, Japan
September 08-10, 2022

RubyKaigi 2021 Takeout

online
September 09-11, 2021

EuRuKo 2021

online
May 28-29, 2021

Asia

🇯🇵

Japan

4 events

• RubyKaigi 2022 (2022) • RubyKaigi 2023 (2023) • RubyKaigi 2024 (2024)

and 1 more...

• RubyKaigi 2025 (2025)

Europe

🇳🇱

Netherlands

2 events

• Rails World 2023 (2023) • Rails World 2025 (2025)

North America

🇨🇦

Canada

1 event

• Toronto Ruby Meetup (2023)

🇺🇸

United States

3 events

• RubyConf 2021 (2022) • RubyConf 2022 (2022) • RubyConf 2024 (2024)

Peter Zhu

Ruby Stability at Scale

Modular Garbage Collectors in Ruby

Ruby Core Developers Q&A

Finding Memory Leaks in the Ruby Ecosystem

Rails and the Ruby Garbage Collector: How to Speed Up Your Rails App

Rails and the Ruby Garbage Collector: How to Speed Up Your Rails App

Lightning Talk: Optimizing Ruby's Memory Layout - Variable Width Allocation

1.5 is the Midpoint Between 0 and Infinity

Automatically Find Memory Leaks in Native Gems

Optimizing Ruby's Memory Layout

Variable Width Allocation: Optimizing Ruby's Memory Layout

Optimizing Ruby's memory layout

Ruby Stability at Scale

Modular Garbage Collectors in Ruby

Finding Memory Leaks in the Ruby Ecosystem

Rails and the Ruby Garbage Collector: How to Speed Up Your Rails App

Rails and the Ruby Garbage Collector: How to Speed Up Your Rails App

1.5 is the Midpoint Between 0 and Infinity

Automatically Find Memory Leaks in Native Gems

Optimizing Ruby's Memory Layout

Variable Width Allocation: Optimizing Ruby's Memory Layout

Optimizing Ruby's memory layout

Ruby Core Developers Q&A

Lightning Talk: Optimizing Ruby's Memory Layout - Variable Width Allocation

Attended as Speaker

No participated events yet

Asia

Japan

Europe

Netherlands

North America

Canada

United States