[systemd-devel] arch linux container filesystems

Robin Becker robin at reportlab.com
Fri Jun 20 07:47:17 PDT 2014


On 20/06/2014 12:48, Lennart Poettering wrote:
> well, findmnt is neither "red hat stuff", it's used all over the
> distributions. And you shouldn't accept that "df" can't deal with mount
> points that reference out-of-namespace sources. File a bug against
> coreutils, they really should make sure they properly handle the Linux
> mount logic in that area.
>
> Lennart
as a matter of fact, my manual page for findmnt lists Karel Zak 
<kzak at redhat.com> as the sole author if findmnt; that others have adopted it 
doesn't make it not "redhat stuff".

You are probably right that this should be fixed in df and (presumably all the 
other tools that don't work properly in systemd-nspawn containers), but as a 
general principle I believe "if you break it, you own it" applies here. As a 
novice user of these containers, I suspect this kind of error must have been 
seen before by the systemd developers, so someone among the systemd contributors 
probably has prior discovery rights to this bug as well.

In any case, some might argue that a container (lightweight or not) should be 
virtually indistinguishable from the original system which would mean such a bug 
could not happen.
-- 
Robin Becker


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