先来看看 kubectl top 子命令的 help 信息
╰─➤ kubectl top --help Display Resource (CPU/Memory) usage. The top command allows you to see the resource consumption for nodes or pods. This command requires Metrics Server to be correctly configured and working on the server.Available Commands: node Display resource (CPU/memory) usage of nodes pod Display resource (CPU/memory) usage of podsUsage: kubectl top [flags] [options]Use "kubectl <command> --help" for more information about a given command.Use "kubectl options" for a list of global command-line options (applies to all commands).通过 kubectl 查看 node 的 CPU、内存使用率
╰─➤ kb top node NAME CPU(cores) CPU% MEMORY(bytes) MEMORY% cn-hangzhou.172.16.240.110 3610m 92% 4765Mi 87% cn-hangzhou.172.16.240.137 1977m 50% 4998Mi 91% cn-hangzhou.172.16.36.167 2845m 72% 5614Mi 102% cn-hangzhou.172.16.6.124 757m 19% 5372Mi 98% cn-hangzhou.172.16.6.130 2717m 69% 5379Mi 98% cn-hangzhou.172.16.6.199 2045m 52% 6070Mi 106% cn-hangzhou.172.16.6.94 2701m 69% 5598Mi 98% virtual-kubelet-cn-hangzhou-i 8184m 0% 5746Mi 0% 通过 kubectl 查看 pod 的 CPU、内存使用率
╰─➤ kb top pod -n vddb NAME CPU(cores) MEMORY(bytes) svddb-api-server-prod-57b8b7c78c-kxw6s 277m 762Mi svddb-api-server-prod-57b8b7c78c-lkvxl 3m 706Mi svddb-proxy-server-prod-7447b876f6-cnbzx 23m 141Mi svddb-proxy-server-prod-7447b876f6-glhmr 27m 155Mi svddb-proxy-server-prod-7447b876f6-mf6tl 26m 94Mi svddb-service-api-server-prod-85598c47f5-g58xt 3m 53Mi svddb-service-downloaders-server-prod-846bb8b45-74jl5 312m 147Mi svddb-service-downloaders-server-prod-846bb8b45-gd5ts 317m 151Mi svddb-service-generators-server-prod-74bc65bd5d-5sbhg 3746m 2784Mi svddb-service-generators-server-prod-74bc65bd5d-8wv9f 3731m 2641Mi svddb-service-monitor-server-prod-987cf45b9-bmvzq 0m 84Mi svddb-service-searcher-server-prod-5465bb6946-99rxd 32m 97Mi