Автоматизация управления ClickHouse-кластерами в Kubernetes Владислав Клименко и Валерий Панов K8s? Что это? K8s is the new Linux Это платформа с открытым кодом. позволяющая: • строить системы на ClickHouse в Kubernetes? • Все компоненты системы уже в k8s. • Максимальная унификация управления. • Нужно быстро строить хранилища данных. • Нужна максимальная переносимость. ClickHouse в Kubernetes – это это просто? НЕ ОЧЕНЬ! Почему? Потому что ClickHouse + Kubernetes ClickHouse в Kubernetes? Что будем делать? Одна кнопка ClickHouse Оператор? Что это? • Программа, управляющая другими программами

Yingzhe Ru(@ruyingzhe), Tencent Liangyu Zhou(@choujimmy), Tencent Implement Kubernetes Runtime Based on Rust-VMM About Us Yingzhe Ru Senior Software Engineer at Tencent Working on TKEStack project Container and Kubernetes field, promote lots of K8S production practice in Tencent Motivation https://kccncchina2018english.sched.com/event/FuLz/layers-of-isolation-in-kubernetes-tim-allclair-google Kubernetes runc kata- runtime CRI-O kubelet kubelet io.kubernetes.cri-o.TrustedSandbox=true containerd- shim-kata-v2 O C I C R I K8s Runtime io.kubernetes.cri-o.TrustedSandbox=false Firecracker- containerd

Resource orchestration optimization of kubernetes cluster in large scale Patrickxie ( 谢谆志） Background Cloud has been the general trend. How to manage so many clusters ,resources and businesses

Video streaming analytics Media & news analytics Social recommendations Classifieds. Dating Search engine optimization Telecom traffic analysis DPI analysis CDR records analysis Fraud & spam detection DDoS ClickHouse — доступная система 9 ClickHouse можно развернуть: • На своих серверах • В облаках; с Kubernetes • На инфраструктуре заказчика • На личном ноутбуке ClickHouse доступен под разные платформы: • Data Hub Support For Semistructured Data 27 JSO data type: CREATE TABLE games (data JSON) ENGINE = MergeTree; • You can insert arbitrary nested JSONs • Types are automatically inferred on INSERT

CRUD directly Can’t update/delete table frequently in Clickhouse Possible Solutions 2. MySQL Engine Not suitable for big tables Not suitable for MongoDB Possible Solutions 3. Reinit whole table ● Mutations are stuck (KILL MUTATION) ● Zookeeper OOM because of SQL length (Put ids in a Memory Engine temp table) Final Product ● Only one config file needed for a new Clickhouse table ● Init and history state Create Update Update Delete Future ● Auto configure through web ● Auto deploy on Kubernetes ● Open source? ● Github: kevwan Q&A Thanks

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open source framework by Google for building beautiful, natively compiled, multi- platform applications from a single codebase. - Single codebase - Hot reload - Rendering Engine 利用 Rust 重塑移动应用开发 跨平台开发的优势和局限性

cargo build —target wasm- unknown-unknown waPC Host (Go) waPC Guest Rust • Read wasm file • Select engine • Wazero • Wasmer-go • Wasmertime-go • Define hostcall capability • Instantiate • Invoke - command error{ … res_,err:=wasm.Invoke(ctx,res.url.path, req_payload) … res = res_ } Wasm mock server 用了 Google martian 软件测试工具 • Websocket TCP mitm 例 子 extern crate wapc_guest as guest; use guest::prelude::*;

Schedulers/Runtimes Consumers LDAP/Active Directory Supporting services Harbor Packaging Docker Kubernetes Cloud Foundry Deep dive Harbor through panel discussion! Q1: What other features harbor should

一些组织可能过度依赖高级工程 师管理发布流程和基础设施，导 致资源浪费和效率低下 Zadig 平台工程模式 工程规模数据： • 1500+ 产研工程师 Vs. 2 人运维 • 50 + 个 Kubernetes 全球集群 • 300+ 个数字产品（资产沉淀） • 1600+ 条自动化工作流（全域） • 900+ 个服务化运行环境 通过整合业务、产品、研发、运维等角色端到端的协作过程，打造出提升研发效能的一站式研发协作平台。