heterogeneous database. It focuses on how to make full and reasonable use of the computing and storage capabilities of existing databases rather than creating a brand new database. It attaches greater importance hybrid engine based on XA and BASE transac‐ tions, ShardingSphere provides distributed transaction capabilities on top of standalone databases, enabling data security across underlying data sources. Re ad with business access with high stress. Sharding‐ Sphere provides flexible read/write splitting capabilities and can achieve read access load balancing based on the understanding of SQL semantics and the

用于学习与讲授编程语言的 IDE 插件 图书 我们审阅过并推荐用于学习 Kotlin 的图书 在 YouTube 上观看 Kotlin 视频 Kotlin YouTube channel Official Kotlin YouTube channel Kotlin in Spring Framework Tutorials on using Kotlin with Spring Webinars with Use it only for evaluation purposes. We would appreciate your feedback on it in the public Slack channel #compose-web. If you face any issues, please report them on GitHub. Compose Multiplatform for Web your feedback directly to developers in Kotlin Slack – get an invite and join the #webassembly channel. Report any problems you faced with Kotlin/Wasm on this YouTrack issue. Kotlin 原生 Kotlin/Native

用于学习与讲授编程语言的 IDE 插件 图书 我们审阅过并推荐用于学习 Kotlin 的图书 在 YouTube 上观看 Kotlin 视频 Kotlin YouTube channel Official Kotlin YouTube channel Kotlin in Spring Framework Tutorials on using Kotlin with Spring Webinars with Use it only for evaluation purposes. We would appreciate your feedback on it in the public Slack channel #compose-web. If you face any issues, please report them on GitHub. Kotlin Wasm 35 Compose Multiplatform your feedback directly to developers in Kotlin Slack – get an invite and join the #webassembly channel. Report any problems you faced with Kotlin/Wasm on this YouTrack issue. Kotlin Wasm 36 Kotlin

openEuler supports memory elasticity, huge pages, and enhanced I/O subsystems, and leverages multi-channel concurrency to improve I/O performance. • OpenStack & Kubernetes: openEuler is designed for cloud StratoVirt helps realize device scaling within milliseconds, providing flexible resource scaling capabilities for lightweight workloads. New Features • Memory elasticity: StratoVirt allocates and reclaims access efficiency on lightweight VMs. • I/O subsystem enhancement: StratoVirt provides the multi-channel concurrent I/O capability. I/O-QoS improves the flexibility and stability of I/O traffic management

硬件 89 3. 订阅 PTP Operator。 a. 运行以下命令，将 OpenShift Container Platform 主版本和次版本设置为环境变量，该变量 在下一步中作为 channel 的值。 b. 要为 PTP Operator 创建订阅，输入以下命令： 4. 要验证是否已安装 Operator，请输入以下命令： 输 输出示例 出示例 11.4. 使用 WEB 控制台安装 kind: Subscription metadata: name: ptp-operator-subscription namespace: openshift-ptp spec: channel: "${OC_VERSION}" name: ptp-operator source: redhat-operators sourceNamespace: openshift-marketplace "type": "macvlan", "capabilities": { "ips": true }, 3 "master": "eth0", 4 "mode": "bridge", "ipam": { "type": "static" } }, { "capabilities": { "mac": true }, 5

SAR using SAR==1/1 1/1 [[libx264 @ 0xce0e540 libx264 @ 0xce0e540]] using cpu capabilities: MMX2 using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2 AVX512 SSE2Fast SSSE3 SSE4.2 description of the options. options. Print Print help help / information / capabilities: / information / capabilities: -L show license -L show license -h topic show available pixel formats -layouts show standard channel layouts -layouts show standard channel layouts -sample_fmts show available audio sample -sample_fmts

络 58 3. 订阅 PTP Operator。 a. 运行以下命令，将 OpenShift Container Platform 主版本和次版本设置为环境变量，该变量 在下一步中作为 channel 的值。 b. 要为 PTP Operator 创建订阅，输入以下命令： 4. 要验证是否已安装 Operator，请输入以下命令： 输 输出示例 出示例 9.3.2. Web 控制台：安装 kind: Subscription metadata: name: ptp-operator-subscription namespace: openshift-ptp spec: channel: "${OC_VERSION}" name: ptp-operator source: redhat-operators sourceNamespace: openshift-marketplace "type": "macvlan", "capabilities": { "ips": true }, 3 "master": "eth0", 4 "mode": "bridge", "ipam": { "type": "static" } }, { "capabilities": { "mac": true }, 5

ImplicitlyEnabledCapabilities ：集群版本条件类型 ImplicitlyEnabledCapabilities 具有 True 状 态，表示用户目前没有通过 spec.capabilities 请求的功能。如果任何相关资源之前由 CVO 管 理，CVO 不支持禁用功能。 1.1.5. 常见术语 Control plane（控制平面） （控制平面） control plane Cluster version is 4.10.22 Upstream is unset, so the cluster will use an appropriate default. Channel: fast-4.11 (available channels: candidate-4.10, candidate-4.11, eus-4.10, fast-4.10, fast-4.11, candidate-4.14 如果您不希望 Cluster Version Operator 从升级建议服务获取可用的更新，您可以使用 OpenShift CLI 中 的 oc adm upgrade channel 命令配置空频道。例如，当集群有受限网络访问且没有本地可访问的升级 建议服务时，这个配置很有用。 警告 警告 红帽建议升级到 OpenShift Update Service 建议的版本。对于次版本更新，版本必须

Firewall Operator 的 namespace: openshift-ingress-node-firewall spec: name: ingress-node-firewall channel: stable source: redhat-operators sourceNamespace: openshift-marketplace EOF $ oc get ip -n allowPrivilegeEscalation 决定 pod 是否请求允许特权升级。如果未指定，则默认为 true。 这个布尔值直接控制在容器进程中是否设置了 no_new_privs 标志。 capabilities 允许特权操作，而不提供完整的 root 访问权限。此策略可确保从 pod 中丢弃了 所有功能。 runAsNonRoot: true 要求容器使用 0 以外的任何 UID 运行。 RuntimeDefault runAsUser: 2000 2 runAsGroup: 3000 3 allowPrivilegeEscalation: false 4 capabilities: 5 drop: ["ALL"] securityContext: runAsNonRoot: true 6 seccompProfile: 7

Subscription metadata: name: numaresources-operator namespace: openshift-numaresources spec: channel: "{product-version}" name: numaresources-operator source: redhat-operators sourceNamespace: resources: {} imagePullPolicy: IfNotPresent capabilities: {} securityContext: capabilities: {} privileged: false restartPolicy: Always hugepages-volume- labels: app: hugepages-example spec: containers: - securityContext: capabilities: add: [ "IPC_LOCK" ] image: rhel7:latest command: - sleep - inf name: