pouch_update.md

pouch update

Update the configurations of a container

Synopsis

Update a container's configurations, including memory, cpu and diskquota etc. You can update a container when it is running.

pouch update [OPTIONS] CONTAINER

Examples

$ pouch run -d -m 20m --name test-update registry.hub.docker.com/library/busybox:latest
8649804cb63ff9713a2734d99728b9d6d5d1e4d2fbafb2b4dbdf79c6bbaef812
$ cat /sys/fs/cgroup/memory/8649804cb63ff9713a2734d99728b9d6d5d1e4d2fbafb2b4dbdf79c6bbaef812/memory.limit_in_bytes
20971520
$ pouch update -m 30m test-update
$ cat /sys/fs/cgroup/memory/8649804cb63ff9713a2734d99728b9d6d5d1e4d2fbafb2b4dbdf79c6bbaef812/memory.limit_in_bytes
31457280
	

Options

      --blkio-weight uint16   Block IO (relative weight), between 10 and 1000, or 0 to disable
      --cpu-period int        Limit CPU CFS (Completely Fair Scheduler) period, range is in [1000(1ms),1000000(1s)]
      --cpu-quota int         Limit CPU CFS (Completely Fair Scheduler) quota
      --cpu-shares int        CPU shares (relative weight)
      --cpuset-cpus string    CPUs in cpuset
      --cpuset-mems string    MEMs in cpuset
      --disk-quota strings    Update disk quota for container(/=10g)
  -e, --env strings           Set environment variables for container
  -h, --help                  help for update
  -l, --label strings         Set label for container
  -m, --memory string         Container memory limit
      --memory-swap string    Container swap limit
      --restart string        Restart policy to apply when container exits

Options inherited from parent commands

  -D, --debug              Switch client log level to DEBUG mode
  -H, --host string        Specify connecting address of Pouch CLI (default "unix:///var/run/pouchd.sock")
      --tlscacert string   Specify CA file of TLS
      --tlscert string     Specify cert file of TLS
      --tlskey string      Specify key file of TLS
      --tlsverify          Use TLS and verify remote

SEE ALSO

• pouch - An efficient container engine