红帽全球峰会This documentation is for a release that is no longer maintained
See documentation for the latest supported version 3 or the latest supported version 4.15.11.2. 关于收集低延迟数据
使用 oc adm must-gather CLI 命令来收集有关集群的信息，包括与低延迟性能优化相关的功能和对象，包括：
- Performance Addon Operator 命名空间和子对象。
-
MachineConfigPool和关联的MachineConfig对象。 - Node Tuning Operator 和关联的 Tuned 对象。
- Linux 内核命令行选项。
- CPU 和 NUMA 拓扑
- 基本 PCI 设备信息和 NUMA 本地性。
要使用 must-gather 来收集 Performance Addon Operator 调试信息，您必须指定 Performance Addon Operator must-gather 镜像：
--image=registry.redhat.io/openshift4/performance-addon-operator-must-gather-rhel8:v4.6.
--image=registry.redhat.io/openshift4/performance-addon-operator-must-gather-rhel8:v4.6.
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