第三届中国 Rust 开发者大会 Learning by Contributing to Rust Compiler Yukang github.com/chenyukang Engineer @ Cryptape Leveling Up in Rust • 2011 ~ 2014 EDA startup C/C++ • 2014 ~ 2020 DJI the best team What I’ve learned • Stay curious, learn by doing • You don't need to master Rust; learning Rust by hacking Rust compiler is a great way • Treat it as a game, have fun, remain patient

Harbor Deep Dive Open source trusted cloud native registry Henry Zhang, Chief Architect, VMware R&D China Steven Zou, Staff Engineer, VMware R&D China Nov. 2018 goharbor.io Initiated by VMware LDAP/Active Directory Supporting services Harbor Packaging Docker Kubernetes Cloud Foundry Deep dive Harbor through panel discussion! Q1: What other features harbor should provide? Q2: How does

https://riscv.org/blog/2021/03/bringing-the-benefits-of-risc-v-and-renode-to-the-very-efficient-deep-learning-in-iot-project/  … 2) Project Sparrow 2.1 Overview I. Background

proposed yet) • A standard set of abstractions (aka, concepts) derived from the algorithms • Efficient interoperability with coroutines • An open and extensible way to specify where, how, and when work time set_done set_done set_erro r Request stop set_erro r71 In structured concurrency, deep support for cooperative cancellation is essential for good performance.72 CANCELLATION IN SENDER/RECEIVER73

problems but management problems as well comes from the complexity • It creates the tremendous learning and understanding burden that makes personnel turnover a disasterConformity • Software people

• Example: lookup tables • Everyone uses lookup tables • Arrays are maximally space-efficient, very time-efficient • Sorted arrays: binary_search, lower_bound, equal_range • Now you can use constexpr

Smart Pointers  Joining & Cancellable Threads  The C++20 Synchronization Library  Semaphores, efficient atomic waiting, latches, and barriers  std::atomic_ref  Designated Initializers  Spaceship Smart Pointers  Joining & Cancellable Threads  The C++20 Synchronization Library  Semaphores, efficient atomic waiting, latches, and barriers  std::atomic_ref  Designated Initializers  Spaceship

functionality and maturity • Many scheduling algorithms • Reuse IPVS timer to reclaim eBPF map • More efficient and secure • V.S Taobao IPVS SNAT patch • Bypass conntrack/iptables • Less modification to kernel

2018 Percona. 2 ClickHouse is my love at the first sight © 2018 Percona. 3 Why ? Fast and Efficient Built with Purpose Practical Features Easy to Use MySQL inspired © 2018 Percona. 4 MySQL

多副本管理保证数据服务高可用 - 在线备份提供容灾保障 高速 易用 可靠 Why Rust ？ Performance • Blazingly fast and memory-efficient • No runtime or garbage collector Reliability • Guaranteed memory safety • “Fearless Concurrency”