in mesh traffic ● Summary #IstioCon Istio Architecture Connect, secure, control, and observe services. #IstioCon Security Architecture #IstioCon Bookinfo architecture without service mesh ● Reviews-v1 calls ratings, black stars ● Reviews-v3 ○ calls ratings, red stars Initializing services 1) Deploy bookinfo services with istio sidecar without reviews-v2 2) Deploy bookinfo gateway 3) Deploy reviews-v2 kubectl label namespace default istio-injection=disabled/enabled ） Initializing services 1) Deploy bookinfo services with istio sidecar without reviews-v2 2) Deploy bookinfo gateway 3) Deploy reviews-v2

apply K8S API Спецификация ClickHouse on Kubernetes – components Shard 1 Replica 1 Zookeeper Services Zookeeper-0 Zookeeper-2 Zookeeper-1 Replica Service Load Balancer Service Shard 1 Replica процесс может занять некоторое время (не мгновенно). Схема отношений Kubernetes Pods, Volumes, Services Replication – нужен Zookeeper Можно использовать любой имеющийся ZK cluster Install Zookeeper:

compose, yaml configure file ➔ One command to boot up and deploy ➔ 5 fixed EightFish services + 1 your customized app services How to Test and Deploy subnode subxt proxy http gate postgres redis app

Users (GUI/API) Container Schedulers/Runtimes Consumers LDAP/Active Directory Supporting services Harbor Packaging Docker Kubernetes Cloud Foundry Deep dive Harbor through panel discussion

data plane • Poor in scheduling algorithm • Iptables rules are difficult to debug IPVS mode • Services are organized in hash table • IPVS DNAT • conntrack/iptables SNAT • Pros • O(1) time complexity

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