mirror of https://github.com/docker/docs.git
Writerly changes
This commit is contained in:
parent
fa5e8c3d5c
commit
2e5892e4a5
|
@ -572,12 +572,14 @@ Delete the `training/sinatra` image as you don't need it anymore.
|
|||
|
||||
An image is
|
||||
[stored in layers](../userguide/storagedriver/imagesandcontainers.md),
|
||||
and shared with other images, the real disk usage depends on existing layers
|
||||
on your host. A container is running on
|
||||
shared with other images on the host, so the real disk usage depends on
|
||||
how much layer overlap is happening between images on a host.
|
||||
|
||||
A container runs on
|
||||
[a writable layer](../userguide/storagedriver/imagesandcontainers.md#/container-and-layers)
|
||||
on top of a readonly rootfs.
|
||||
|
||||
You can figure the size of image layers with `docker history` command.
|
||||
Use `docker history` to see the size of image layers on your host:
|
||||
|
||||
$ docker history centos:centos7
|
||||
|
||||
|
@ -587,7 +589,7 @@ You can figure the size of image layers with `docker history` command.
|
|||
<missing> 6 weeks ago /bin/sh -c #(nop) ADD file:44ef4e10b27d8c464a 196.7 MB
|
||||
<missing> 10 weeks ago /bin/sh -c #(nop) MAINTAINER https://github.c 0 B
|
||||
|
||||
Also, you can check the sizes of containers by performing `docker ps` command with `-s`.
|
||||
Check the size of containers with `docker ps -s`:
|
||||
|
||||
$ docker ps -s
|
||||
|
||||
|
|
Loading…
Reference in New Issue