Cr+ Lambdas Back to Basics: Lambdas NICOLAI JOSUTTIS Cppcon 罗 AN Nicolai Cr+ Lambdas Modern C++ Lambdas C++ josuttis Cr+ Lambdas Lambdas as Sorting Criterion (since C++11) class person { tring firstname () const tring

Namespace(s) CR: HarborCluster CR: Harbor CR: Postgresql Persistent Volume CR: RedisFailover Persistent Volume CR: Minio Tenant Persistent Volume CR: Portal CR: Core CR: Registry CR: Jobservice Jobservice CR: Trivy Autonomous Operator Controllers harbor Controller PostgreSQL Controller Redis Controller Minio Controller External Services K8s Resources K8s Resources K8s Resources K8s

Schedule a continuation • End/suspend caller Main thread Main thread P CD CD CD CD CR CR CR CR CR P I I I I I UI N I/O or Render Thread (load / store data from disk) P Logic AI

collagain Mno longer need s) return coll; ES josuttis | eckstein cr 1中rcommunication Vectors With Move Semantics (C++11) *。 With rvalue [-77: ?92 3299] ES josuttis | eckstei cr Tcommunication Rules for Special Member foo(std: :forwardcTy(x)) => foo(std::move(x)) ES josuttis | eckstein cr 7和且r communication The Two Meanings of ss Declarations "”&& declares

TSB Control Plane ● VM integration ● XCP Edge ● Upstream Istio ● XCP Central -> Edge ● TSB CR -> Istio CR TSB Config Data Flow Cluster Onboarding Flow 1. Creating cluster object 2. Deploy Operators:

- The tidb-controller-manager - Initialization - Watch objects (Tidb Cluster CR) - Reconcilation - on change of watched CR objects - periodically for TiDB clusters (30s by default) - Full lifecycle management

拓扑：单机、AZ 节点负载感知 资源利用率预测• 丰富的调度策略 规模化容器调度 APIServer Scheduler Webhook 离线特征分析 调度策略中心 专家策略 调度规则 CR Update if need 1. cpu分配策略 2. 应用/单机打散策略 3. 应用互斥/亲和策略 4. …… Pod 1. CPU精细化分配 2. 应用AZ/Node打散 3 4. 节点CPU/Load感知 5. Pod近期最大cpu利用率感知• 节点负载均衡 规模化容器调度 Agent Pod Pod Pod Node 离线数据统计 应用预估峰 CPU值CR Agent Pod Pod Pod Node Agent Pod Pod Pod Node Scheduler云原生应用管理演进路线云原生应用管理的特征 • 标准化 • 开放

password is assumed. --dos2unix Converts output from DOS/Windows guests to UNIX-compatible line endings (CR + LF -> LF). Not implemented yet. --environment "=" One or more environment variables --unix2dos Converts output from a UNIX/Linux guests to DOS-/Windows-compatible line endings (LF -> CR + LF). Not implemented yet. --verbose Tells VBoxManage to be more verbose. --wait-exit Waits until contains information about the exit reason, often with accompanying detail. For example, if a write to the CR0 register causes an exit, the offending instruction is recorded, along with the fact that a write access

password is assumed. --dos2unix Converts output from DOS/Windows guests to UNIX-compatible line endings (CR + LF -> LF). Not implemented yet. --unquoted-args Work around for Windows and OS/2 applications not --unix2dos Converts output from a UNIX/Linux guests to DOS-/Windows-compatible line endings (LF -> CR + LF). Not implemented yet. --verbose Tells VBoxManage to be more verbose. --wait-exit Waits until contains information about the exit reason, often with accompanying detail. For example, if a write to the CR0 register causes an exit, the offending instruction is recorded, along with the fact that a write access

password is assumed. –dos2unix Converts output from DOS/Windows guests to UNIX-compatible line endings (CR + LF -> LF). Not implemented yet. –environment “=“ One or more environment variables to –unix2dos Converts output from a UNIX/Linux guests to DOS-/Windows-compatible line endings (LF -> CR + LF). Not implemented yet. –verbose Tells VBoxManage to be more verbose. –wait-exit Waits until the contains information about the exit reason, often with accompanying detail. For example, if a write to the CR0 register causes an exit, the offending instruction is recorded, along with the fact that a write access