etcd命令etcdctl帮助

#  etcdctl --help
NAME:
        etcdctl - A simple command line client for etcd3.

USAGE:
        etcdctl [flags]

VERSION:
        3.4.13

API VERSION:
        3.4


COMMANDS:
        alarm disarm            Disarms all alarms
        alarm list              Lists all alarms
        auth disable            Disables authentication
        auth enable             Enables authentication
        check datascale         Check the memory usage of holding data for different workloads on a given server endpoint.
        check perf              Check the performance of the etcd cluster
        compaction              Compacts the event history in etcd
        defrag                  Defragments the storage of the etcd members with given endpoints
        del                     Removes the specified key or range of keys [key, range_end)
        elect                   Observes and participates in leader election
        endpoint hashkv         Prints the KV history hash for each endpoint in --endpoints
        endpoint health         Checks the healthiness of endpoints specified in `--endpoints` flag
        endpoint status         Prints out the status of endpoints spec