my k8s cluster reboot host, cluster container is not running,all pod is Exited!
- kubespray v1.22.2 deploy kuberentes v1.27.4
- kernel： 4.18.0-477.15.1.el8_8.x86_64
- linux: Rocky Linux release 8.8 (Green Obsidian)
- containerd: v1.7.2
I look at /var/log/message, look for error about containerd start:
Aug 30 11:33:13 kube-master01 containerd[950]: time="2023-08-30T11:33:13.868617168+08:00" level=info msg="starting containerd" revision=0cae528dd6cb557f7201036e9f43420650207b58 version=v1.7.2
Aug 30 11:33:13 kube-master01 containerd[950]: time="2023-08-30T11:33:13.940678572+08:00" level=info msg="loading plugin \"io.containerd.snapshotter.v1.aufs\"..." type=io.containerd.snapshotter.v1
Aug 30 11:33:13 kube-master01 containerd[950]: time="2023-08-30T11:33:13.947913812+08:00" level=info msg="skip loading plugin \"io.containerd.snapshotter.v1.aufs\"..." error="aufs is not supported (modprobe aufs failed: exit status 1 \"modprobe: FATAL: Module aufs not found in directory /lib/modules/4.18.0-477.15.1.el8_8.x86_64\\n\"): skip plugin" type=io.containerd.snapshotter.v1
Aug 30 11:33:13 kube-master01 containerd[950]: time="2023-08-30T11:33:13.948354675+08:00" level=info msg="loading plugin \"io.containerd.snapshotter.v1.btrfs\"..." type=io.containerd.snapshotter.v1
Aug 30 11:33:13 kube-master01 containerd[950]: time="2023-08-30T11:33:13.962200270+08:00" level=info msg="skip loading plugin \"io.containerd.snapshotter.v1.btrfs\"..." error="path /var/lib/containerd/io.containerd.snapshotter.v1.btrfs (xfs) must be a btrfs filesystem to be used with the btrfs snapshotter: skip plugin" type=io.containerd.snapshotter.v1
Aug 30 11:33:13 kube-master01 containerd[950]: time="2023-08-30T11:33:13.962535414+08:00" level=info msg="loading plugin \"io.containerd.content.v1.content\"..." type=io.containerd.content.v1
Aug 30 11:33:13 kube-master01 containerd[950]: time="2023-08-30T11:33:13.962917995+08:00" level=info msg="loading plugin \"io.containerd.snapshotter.v1.native\"..." type=io.containerd.snapshotter.v1
Aug 30 11:33:13 kube-master01 containerd[950]: time="2023-08-30T11:33:13.963298516+08:00" level=info msg="loading plugin \"io.containerd.snapshotter.v1.overlayfs\"..." type=io.containerd.snapshotter.v1
Aug 30 11:33:13 kube-master01 containerd[950]: time="2023-08-30T11:33:13.964086175+08:00" level=info msg="loading plugin \"io.containerd.snapshotter.v1.devmapper\"..." type=io.containerd.snapshotter.v1
Aug 30 11:33:13 kube-master01 containerd[950]: time="2023-08-30T11:33:13.964417325+08:00" level=warning msg="failed to load plugin io.containerd.snapshotter.v1.devmapper" error="devmapper not configured"
Aug 30 11:33:13 kube-master01 containerd[950]: time="2023-08-30T11:33:13.964707280+08:00" level=info msg="loading plugin \"io.containerd.snapshotter.v1.zfs\"..." type=io.containerd.snapshotter.v1
Aug 30 11:33:13 kube-master01 containerd[950]: time="2023-08-30T11:33:13.965642202+08:00" level=info msg="skip loading plugin \"io.containerd.snapshotter.v1.zfs\"..." error="path /var/lib/containerd/io.containerd.snapshotter.v1.zfs must be a zfs filesystem to be used with the zfs snapshotter: skip plugin" type=io.containerd.snapshotter.v1
Aug 30 11:33:13 kube-master01 containerd[950]: time="2023-08-30T11:33:13.965941962+08:00" level=info msg="loading plugin \"io.containerd.metadata.v1.bolt\"..." type=io.containerd.metadata.v1
Aug 30 11:33:13 kube-master01 containerd[950]: time="2023-08-30T11:33:13.966312662+08:00" level=warning msg="could not use snapshotter devmapper in metadata plugin" error="devmapper not configured"
I want to my k8s cluster all pod is running, kubectl get ... is normal!
