[Lxc-users] help with root mount parameters

[Daniel Lezcano]

On 05/26/2010 08:10 PM, Brian K. White wrote:
> On 5/26/2010 4:54 AM, Ralf Schmitt wrote:
>> Daniel Lezcano<dlezcano at fr.ibm.com>   writes:
>>
>>
>>> This is internal stuff of lxc. Before this commit, several temporary
>>> directories were created and never destroyed, polluting '/tmp'.
>>>
>>> In order to do pivot_root, we have to mount --bind the rootfs somewhere.
>>> This 'somewhere' was a temporary directory and now it is
>>> "/usr/lib64/lxc" by default (choosen at configure time), or optionally
>>> configurable with lxc.rootfs.mount.
>>>
>> /var/run/lxc looks like a much better choice to me.
>>
>
> As has been discussed pretty thoroughly already, this is not variable
> data but a completely fixed, static bit of package-specific support
> infrastructure. It's just like a package specific library or other
> component file whose name never changes and which that single file
> services all running instances concurrently.
> The "library or other support file" just happens to be an empty
> directory in this case.
> As such, something/lib/<package>/something is really the most correct
> place. Just pretend you can't hear the word "temporary" in the
> description of it's purpose.
>
> Maybe the install target that creates this directory could also place a
> small text file in the directory explaining the directories purpose?
> "This directory must exist, even though no contents are ever placed
> here. see http:.... for details"
> That shouldn't affect it's use as a mount point and helps the system to
> self-document.

Good idea.