一、cadvisor的理解使用

cAdvisor 的指标访问路径为: https://10.96.0.1/api/v1/nodes/<node_name>/proxy/metrics ，如：

https://10.96.0.1/api/v1/nodes/k8s-master/proxy/metrics
https://10.96.0.1/api/v1/nodes/k8s-slave1/proxy/metrics
https://10.96.0.1/api/v1/nodes/k8s-slave2/proxy/metrics

curl -k  -H "Authorization: Bearer eyJhbGciOiJSUzI1NiIsImtpZCI6Inp6MklMeE1OajFfWlVuVGZvTXFsalh5Y2hsak9kVHpjdGpNaXpjZENSeDAifQ.eyJpc3MiOiJrdWJlcm5ldGVzL3NlcnZpY2VhY2NvdW50Iiwia3ViZXJuZXRlcy5pby9zZXJ2aWNlYWNjb3VudC9uYW1lc3BhY2UiOiJrdWJlcm5ldGVzLWRhc2hib2FyZCIsImt1YmVybmV0ZXMuaW8vc2VydmljZWFjY291bnQvc2VjcmV0Lm5hbWUiOiJhZG1pbi10b2tlbi02bHB2cyIsImt1YmVybmV0ZXMuaW8vc2VydmljZWFjY291bnQvc2VydmljZS1hY2NvdW50Lm5hbWUiOiJhZG1pbiIsImt1YmVybmV0ZXMuaW8vc2VydmljZWFjY291bnQvc2VydmljZS1hY2NvdW50LnVpZCI6IjYwYTM1NTg2LTI4MTYtNDJkOS1iZjEzLWM2ODZlM2JiMTc3NSIsInN1YiI6InN5c3RlbTpzZXJ2aWNlYWNjb3VudDprdWJlcm5ldGVzLWRhc2hib2FyZDphZG1pbiJ9.TBwd0LTb1GKfXEKMJJt2IeilcpcYj2fL45M9iGu0TUni1qzyJ-blTzoU4d2qhh2lrSnVloPcfSjH8KfBq1qsvVn-2iUdQNRbntnFHh3NWPBKBykGNzVOwZazGEykKoekk_opc68Jm1TFzvtzZ_LhgsVF9wJZGLBpIreKZ1D4MJT-GRGF_CVDJ0Vwc2nuEP1w5R_ek8MbPDWLH_D-UZTaYsV1o5qcMoypBPORnMecV_QL32eOQ470eFQZfQgie8YfwRl8IdSoE5iVho4pExytV1w6UpXP_42QcFbx9GXz2NCu92kCylmGv62gR8Bcrn44spZd_z5udZI2EVpA8hsJNw" https://10.96.0.1:443/api/v1/nodes/k8s-master/proxy/metrics | more