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Add filtering section on docker system prune (#18519) 

* Add filtering section on docker system prune

Docker system prune is allowed for API 1.28+, as shown in the doc https://docs.docker.com/engine/reference/commandline/system_prune/, but this is not shown in the Prune unused objects page.

* Remove disclaimer per suggestion

Co-authored-by: David Karlsson <35727626+dvdksn@users.noreply.github.com>

---------

Co-authored-by: David Karlsson <35727626+dvdksn@users.noreply.github.com>
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J. Casalino 2023-10-26 15:49:38 -04:00 committed by GitHub
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content/config/pruning.md
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@ -174,4 +174,16 @@ Are you sure you want to continue? [y/N] y
```
By default, you are prompted to continue. To bypass the prompt, use the `-f` or
`--force` flag.
`--force` flag.
By default, all unused containers, networks, images (both dangling and unreferenced)
are removed. You can limit the scope using the
`--filter` flag. For instance, the following command removes items older than 24 hours:
```console
$ docker system prune --filter "until=24h"
```
Other filtering expressions are available. See the
[`docker system prune` reference](../engine/reference/commandline/system_prune.md)
for more examples.