[Users] How to determine a container from the filesystem?

[jjs - mainphrame]

That's another good tip.

Joe

On Fri, Apr 13, 2012 at 3:39 PM, Martin Dobrev <martin at dobrev.eu> wrote:

> Better way to do it is to look for /proc/user_beancounters. If it exists
> then it's a distro with OpenVZ kernel installation. In it there is a info
> about different parameters of the container (if you look into it inside the
> container) or containers (if checked from the HN). Container 0: is the HN,
> so if you have it listed in the file then you run outside of the container.
>
> Martin Dobrev
>
> Sent from iPhone 4
>
> On 14.04.2012, at 01:24, Corey Carpenter <fruitwerks at gmail.com> wrote:
>
> You could run ifconfig and grep for venetX:X or by mac address (all zero)
> unless you have chenged that specifically. I physical machine should not
> have venetX:X, simply venetX. This may be distribution dependent though, I
> am not sure.
>
> - C
>
> On Fri, Apr 13, 2012 at 8:07 PM, Brad Alexander <storm16 at gmail.com> wrote:
>
>> I just found out through the proxmox-ve forums that running ntp on a
>> container is considered a Bad Thing. So I am reworking my puppet
>> installation to disable ntp on the containers...But I was trying to
>> figure out a foolproof way of looking on the machine and determining
>> if it is a container or not. The only thing I have found so far is
>> that /proc/mtrr exists on the physical servers, but not on the
>> containers. Is this a viable way to make this determination or is
>> there a better way?
>>
>> Thanks,
>> --b
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>> Users at openvz.org
>> https://openvz.org/mailman/listinfo/users
>>
>
>
>
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