Major modes • Iptables • IPVS Iptables mode • How it works • DNAT at PREROUTING chain • SNAT at POSTROUTING chain • Pros • Iptables is widely adopted in popular Linux distributions • Cons • O(N^2)

包裹，对外提供足够的接口 i32 i64 u32 u32 string string 定长 变长 高可用技术方案 基于 Chain Replication （ CRAQ ） 算法实现，进行数据副本处理，头 结点写，多结点读，支持读写分离 ，提供更好的并发查询能力 数据高可用实现 Chain Replication 数据高可用方案 服务高可用实现 系统中 Meta ， TS 服务采用主备架 构，基于

platform ➔ Wants to extend the financial computation/storage model to general cases • Limites of On-chain VM computation • Limites of MPT • Limites of K-V db Problems of Web3: Technical Viewpoint Financial

vm-virtio: virtio device trait and implementation for virtio primitives such as virtqueues and descriptor chain. crates.io • kvm-bindings: Rust FFI bindings to KVM generated using bindgen. • kvm-ioctls: Safe

Garbage Collection Support61 Monadic Operations for std::optional  New members for std::optional to chain operations on an optional without having to check for them being empty  transform(F)  returns