1. 介绍
crictl 是 CRI 兼容的容器运行时命令行接口。 你可以使用它来检查和调试 Kubernetes 节点上的容器运行时和应用程序。 crictl 和它的源代码在 cri-tools 代码库。
2. 安装 crictl
下载：https://github.com/kubernetes-sigs/cri-tools/releases
3. 配置
crictl 命令有几个子命令和运行时参数。 有关详细信息，请使用 crictl help 或 crictl help 获取帮助信息。
root@master:/home/fpi# crictl help
NAME:
crictl - client for CRI
USAGE:
crictl [global options] command [command options] [arguments...]
VERSION:
v1.24.2
COMMANDS:
attach Attach to a running container
create Create a new container
exec Run a command in a running container
version Display runtime version information
images, image, img List images
inspect Display the status of one or more containers
inspecti Return the status of one or more images
imagefsinfo Return image filesystem info
inspectp Display the status of one or more pods
logs Fetch the logs of a container
port-forward Forward local port to a pod
ps List containers
pull Pull an image from a registry
run Run a new container inside a sandbox
runp Run a new pod
rm Remove one or more containers
rmi Remove one or more images
rmp Remove one or more pods
pods List pods
start Start one or more created containers
info Display information of the container runtime
stop Stop one or more running containers
stopp Stop one or more running pods
update Update one or more running containers
config Get and set crictl client configuration options
stats List container(s) resource usage statistics
statsp List pod resource usage statistics
completion Output shell completion code
help, h Shows a list of commands or help for one command
GLOBAL OPTIONS:
--config value, -c value Location of the client config file. If not specified and the default does not exist, the program's directory is searched as well (default: "/etc/crictl.yaml") [$CRI_CONFIG_FILE]
--debug, -D Enable debug mode (default: false)
--help, -h show help (default: false)
--image-endpoint value, -i value Endpoint of CRI image manager service (default: uses 'runtime-endpoint' setting) [$IMAGE_SERVICE_ENDPOINT]
--runtime-endpoint value, -r value Endpoint of CRI container runtime service (default: uses in order the first successful one of [unix:///var/run/dockershim.sock unix:///run/containerd/containerd.sock unix:///run/crio/crio.sock unix:///var/run/cri-dockerd.sock]). Default is now deprecated and the endpoint should be set instead. [$CONTAINER_RUNTIME_ENDPOINT]
--timeout value, -t value Timeout of connecting to the server in seconds (e.g. 2s, 20s.). 0 or less is set to default (default: 2s)
--version, -v print the version (default: false)
原文参考：https://blog.csdn.net/xixihahalelehehe/article/details/116591151
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