#查看docker版本
[root@weblamp ~]# docker version
Client version: 1.7.1
Client API version: 1.19
Go version (client): go1.4.2
Git commit (client): 786b29d/1.7.1
OS/Arch (client): linux/amd64
Server version: 1.7.1
Server API version: 1.19
Go version (server): go1.4.2
Git commit (server): 786b29d/1.7.1
OS/Arch (server): linux/amd64
#查看docker 信息
[root@weblamp ~]# docker info
Containers: 8
Images: 64
Storage Driver: devicemapper
Pool Name: docker-8:2-7432-pool
Pool Blocksize: 65.54 kB
Backing Filesystem: extfs
Data file: /dev/loop0
Metadata file: /dev/loop1
Data Space Used: 1.495 GB
Data Space Total: 107.4 GB
Data Space Available: 6.568 GB
Metadata Space Used: 3.314 MB
Metadata Space Total: 2.147 GB
Metadata Space Available: 2.144 GB
Udev Sync Supported: true
Deferred Removal Enabled: false
Data loop file: /var/lib/docker/devicemapper/devicemapper/data
Metadata loop file: /var/lib/docker/devicemapper/devicemapper/metadata
Library Version: 1.02.117-RHEL6 (2016-08-15)
Execution Driver: native-0.2
Logging Driver: json-file
Kernel Version: 2.6.32-642.6.1.el6.x86_64
Operating System: <unknown>
CPUs: 1
Total Memory: 1.818 GiB
Name: weblamp
ID: LVIT:GE6B:OOWN:TMMZ:7MII:S7ZT:PSOK:ZYBU:2KEV:B4EX:TMU4:OVAQ
#使用docker 帮助
[root@weblamp ~]# docker --help
Usage: docker [OPTIONS] COMMAND [arg...]
A self-sufficient runtime for linux containers.
Options:
--api-cors-header= Set CORS headers in the remote API
-b, --bridge= Attach containers to a network bridge
--bip= Specify network bridge IP
-D, --debug=false Enable debug mode
-d, --daemon=false Enable daemon mode
--default-gateway= Container default gateway IPv4 address
--default-gateway-v6= Container default gateway IPv6 address
--default-ulimit=[] Set default ulimits for containers
--dns=[] DNS server to use
--dns-search=[] DNS search domains to use
-e, --exec-driver=native Exec driver to use
--exec-opt=[] Set exec driver options
--exec-root=/var/run/docker Root of the Docker execdriver
--fixed-cidr= IPv4 subnet for fixed IPs
--fixed-cidr-v6= IPv6 subnet for fixed IPs
-G, --group=docker Group for the unix socket
-g, --graph=/var/lib/docker Root of the Docker runtime
-H, --host=[] Daemon socket(s) to connect to
-h, --help=false Print usage
--icc=true Enable inter-container communication
--insecure-registry=[] Enable insecure registry communication
--ip=0.0.0.0 Default IP when binding container ports
--ip-forward=true Enable net.ipv4.ip_forward
--ip-masq=true Enable IP masquerading
--iptables=true Enable addition of iptables rules
--ipv6=false Enable IPv6 networking
-l, --log-level=info Set the logging level
--label=[] Set key=value labels to the daemon
--log-driver=json-file Default driver for container logs
--log-opt=map[] Set log driver options
--mtu=0 Set the containers network MTU
-p, --pidfile=/var/run/docker.pid Path to use for daemon PID file
--registry-mirror=[] Preferred Docker registry mirror
-s, --storage-driver= Storage driver to use
--selinux-enabled=false Enable selinux support
--storage-opt=[] Set storage driver options
--tls=false Use TLS; implied by --tlsverify
--tlscacert=~/.docker/ca.pem Trust certs signed only by this CA
--tlscert=~/.docker/cert.pem Path to TLS certificate file
--tlskey=~/.docker/key.pem Path to TLS key file
--tlsverify=false Use TLS and verify the remote
--userland-proxy=true Use userland proxy for loopback traffic
-v, --version=false Print version information and quit
Commands:
attach Attach to a running container
build Build an image from a Dockerfile
commit Create a new image from a container's changes
cp Copy files/folders from a container's filesystem to the host path
create Create a new container
diff Inspect changes on a container's filesystem
events Get real time events from the server
exec Run a command in a running container
export Stream the contents of a container as a tar archive
history Show the history of an image
images List images
import Create a new filesystem image from the contents of a tarball
info Display system-wide information
inspect Return low-level information on a container or image
kill Kill a running container
load Load an image from a tar archive
login Register or log in to a Docker registry server
logout Log out from a Docker registry server
logs Fetch the logs of a container
pause Pause all processes within a container
port Lookup the public-facing port that is NAT-ed to PRIVATE_PORT
ps List containers
pull Pull an image or a repository from a Docker registry server
push Push an image or a repository to a Docker registry server
rename Rename an existing container
restart Restart a running container
rm Remove one or more containers
rmi Remove one or more images
run Run a command in a new container
save Save an image to a tar archive
search Search for an image on the Docker Hub
start Start a stopped container
stats Display a stream of a containers' resource usage statistics
stop Stop a running container
tag Tag an image into a repository
top Lookup the running processes of a container
unpause Unpause a paused container
version Show the Docker version information
wait Block until a container stops, then print its exit code
Run 'docker COMMAND --help' for more information on a command.
[root@weblamp ~]#