kubernetes 持续报[conversion.go:110] Could not get instant cpu stats: cumulative stats decrease,如何解决

Lance.Wu 发表于: 2021-03-17   最后更新时间: 2021-03-17 11:10:41   3,461 游览

使用

journalctl -f -u kubelet

一直报警告

kubelet[192184]: W0317 10:59:11.494878  192184 conversion.go:110] Could not get instant cpu stats: cumulative stats decrease
kubelet[192184]: W0317 10:59:28.485263  192184 conversion.go:110] Could not get instant cpu stats: cumulative stats decrease
kubelet[192184]: W0317 10:59:28.486748  192184 conversion.go:110] Could not get instant cpu stats: cumulative stats decrease
kubelet[192184]: W0317 10:59:31.467736  192184 conversion.go:110] Could not get instant cpu stats: cumulative stats decrease
kubelet[192184]: W0317 10:59:32.399734  192184 conversion.go:110] Could not get instant cpu stats: cumulative stats decrease
kubelet[192184]: W0317 10:59:41.492686  192184 conversion.go:110] Could not get instant cpu stats: cumulative stats decrease
kubelet[192184]: W0317 10:59:41.492732  192184 conversion.go:110] Could not get instant cpu stats: cumulative stats decrease
kubelet[192184]: W0317 10:59:41.492813  192184 conversion.go:110] Could not get instant cpu stats: cumulative stats decrease
kubelet[192184]: W0317 10:59:41.493864  192184 conversion.go:110] Could not get instant cpu stats: cumulative stats decrease
kubelet[192184]: W0317 10:59:44.007218  192184 conversion.go:110] Could not get instant cpu stats: cumulative stats decrease
kubelet[192184]: W0317 10:59:56.669451  192184 conversion.go:110] Could not get instant cpu stats: cumulative stats decrease
kubelet[192184]: W0317 10:59:58.495169  192184 conversion.go:110] Could not get instant cpu stats: cumulative stats decrease

该如何解决?

发表于 2021-03-17
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¥1.0

这个错误属于kubelet 内置的cadvisor,cadvisor 统计和监控节点的资源使用情况。kubelet试图从cadvisor获取cpu指标。
一些版本问题,会导致资源统计错误,引起这个错误:
1、升级kubelet
2、重新启动 systemctl restart kubelet

你的答案

查看kubernetes相关的其他问题或提一个您自己的问题