Comment # 9 on bug 1141376 from Jonathan Kang

(In reply to Fabian Vogt from comment #6)
> 
> Nope. I think that directory is managed by libzypp-plugin-appdata +
> appstream-glib, which I'm not involved in.

Oh, btw, it seems that the permission issue of /var/cache/app-info/* is also
preventing "appstreamcli status" to show correct summary:

> appstreamcli status
> AppStream Status:
> Version: 0.12.7
>
> Distribution metadata:
>  /usr/share/app-info
>   - XML:  1
>   - No icons.
>
>  /var/lib/app-info
>   - Empty.
>
>  /var/cache/app-info
>   - XML:  2
>   - Iconsets:
>      download.opensuse.org-non-oss
>      download.opensuse.org-oss
>
> Metainfo files:
>   - Found 58 components.
>   - Found 24 components in legacy paths.
>
> Summary:
> Error while loading the metadata pool: Some components have been ignored: Metadata files have errors: /var/cache/app-info/xmls/download.opensuse.org-oss.xml.gz, /var/cache/app-info/xmls/download.opensuse.org-non-oss.xml.gz