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% podman(1) podman-diff - Inspect changes on a container or image's filesystem
% Dan Walsh
# podman-diff "1" "August 2017" "podman"
## NAME
podman\-diff - Inspect changes on a container or image's filesystem
## SYNOPSIS
**podman** **diff** [*options* [...]] NAME
## DESCRIPTION
Displays changes on a container or image's filesystem. The container or image will be compared to its parent layer
## OPTIONS
**--format**
Alter the output into a different format. The only valid format for diff is `json`.
## EXAMPLE
```
# podman diff redis:alpine
C /usr
C /usr/local
C /usr/local/bin
A /usr/local/bin/docker-entrypoint.sh
```
```
# podman diff --format json redis:alpine
{
"changed": [
"/usr",
"/usr/local",
"/usr/local/bin"
],
"added": [
"/usr/local/bin/docker-entrypoint.sh"
]
}
```
## SEE ALSO
podman(1)
## HISTORY
August 2017, Originally compiled by Ryan Cole <rycole@redhat.com>
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