root@ubuntu:~# kubectl get pod NAME READY STATUS RESTARTS AGE debian-6c44fc6956-ltsrt 0/1 CrashLoopBackOff 4615 16d mc1 2/2 Running 0 16d my-deployment-68bdbbb5cc-bbszv 0/1 ImagePullBackOff 0 35d my-deployment-68bdbbb5cc-nrst9 0/1 ImagePullBackOff 0 35d my-deployment-68bdbbb5cc-rlgzt 0/1 ImagePullBackOff 0 35d my-nginx-5dc4865748-jqx54 1/1 Running 2 35d my-nginx-5dc4865748-pcrbg 1/1 Running 2 35d nginx 0/1 ImagePullBackOff 0 35d nginx-deployment-6b474476c4-r6z5b 1/1 Running 0 8d nginx-deployment-6b474476c4-w6xh9 1/1 Running 0 8d web2-6d784f67bf-4gqq2 1/1 Running 0 19d root@ubuntu:~# kubectl get ns NAME STATUS AGE default Active 243d kube-node-lease Active 243d kube-public Active 243d kube-system Active 243d kubeedge Active 40d root@ubuntu:~# kubectl -n default describe pod my-nginx-5dc4865748-jqx54 | grep Container Containers: Container ID: containerd://270994804d4c87638dcfd98a9ca1489f8c268998a0930cc5d3eef52887797777 ContainersReady True root@ubuntu:~# crictl inspect 270994804d4c87638dcfd98a9ca1489f8c268998a0930cc5d3eef52887797777 | grep -i pid "pid": 27134, "pid": 1 "type": "pid" root@ubuntu:~# nsenter -n --target 27134 root@ubuntu:~# ip a 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 3: eth0@if641: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UP group default link/ether fa:66:b3:ab:05:9f brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet 10.244.0.19/24 brd 10.244.0.255 scope global eth0 valid_lft forever preferred_lft forever inet6 fe80::f866:b3ff:feab:59f/64 scope link valid_lft forever preferred_lft forever root@ubuntu:~# exit logout root@ubuntu:~#
[root@bogon ~]# docker inspect c49c2786c61b | grep -i pid "Pid": 18121, "PidMode": "", "PidsLimit": null, [root@bogon ~]# nsenter -n --target 18121 ABRT has detected 1 problem(s). For more info run: abrt-cli list --since 1624247964 [root@bogon ~]# ip a 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 2: tunl0@NONE: <NOARP> mtu 1480 qdisc noop state DOWN group default qlen 1000 link/ipip 0.0.0.0 brd 0.0.0.0 4: eth0@if101: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1440 qdisc noqueue state UP group default link/ether da:b3:97:64:94:03 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet 10.244.29.2/32 brd 10.244.29.2 scope global eth0 valid_lft forever preferred_lft forever [root@bogon ~]#