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From: Herbert Poetzl (herbert_at_13thfloor.at)
Date: Mon 19 Apr 2004 - 20:40:45 BST


On Mon, Apr 19, 2004 at 08:48:23PM +0200, Bjoern Steinbrink wrote:
> On Mo, 2004-04-19 at 20:06, Chris Wilson wrote:
> > Hi all,
> >
> Hi Chris,
>
> > I'm trying to get the experimental vserver patch 0.09 working on kernel
> > 2.6 (since it appears to be the only option for 2.6 right now). The kernel
> No, the most recent 2.6 patch is pre10. Patches, deltas and various
> other stuff can be found here:
> http://vserver.13thfloor.at/Experimental/

yes, actually it's vs1.9.0pre10.3 ... ;)

> > patched and compiled fine, but when I try to enter a virtual server (which
> > I haven't tested on 2.4, so it could be a problem with the virtual server
> > itself), I get the following errors:
> >
> > /usr/sbin/vserver: line 715: ulimit: max user processes: cannot modify
> > limit: Invalid argument
> I guess you're using the stable tools, or at least a legacy
> configuration, replace -H with -HS in the ULIMIT line. This is a general
> kernel change introduced somewhere around 2.4.24 IIRC.

(since 2.4.22 actually)
unrelated to vserver, the kernel interface has
changed, but still some tools do not know about it ;)

> > Error: /proc must be mounted and readable
> > To mount /proc at boot you need an /etc/fstab line like:
> > /proc /proc proc defaults
> > In the meantime, `mount /proc /proc -t proc'
> > To set the permissions, `chmod 755 /proc'
> Proc-entries are by default hidden in devel/exper. patches, more
> information can be found here:

with vs1.9.0pre10* you can actually disable the
proc security from the menuconfig (or *config)

> http://www.linux-vserver.org/index.php?page=Proc-Security
> http://archives.linux-vserver.org/200401/0125.html
> http://list.linux-vserver.org/archive/vserver/msg06552.html
>
> > ipv4root is now 192.168.3.181
> > Can't set the new security context
> > : Invalid argument
> Hmm... Don't know, maybe you're not using a static context? Basic
> kernel/tools check script is located here:
> http://vserver.13thfloor.at/Stuff/testme.sh
>
> > Can anyone advise me what the problem might be? Are new tools required for
> > the experimental patch, and if so where can I get them from? I don't mind
> > if they are experimental too, but I can't see any on the downloads page
> > [http://www.13thfloor.at/vserver/e_patches/overview/].
> The alpha tools are AFAIK not required but their use is strongly
> suggested, because only those provide support for the latest features.
> http://www.linux-vserver.org/index.php?page=alpha+util-vserver

correct, many features are new to 1.9.x and the
legacy tools do not know about them, so they can
not handle them properly ...

best,
Herbert

> Bjoern
>
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