Am Dienstag, 16. Januar 2007 23:15 schrieb Herbert Poetzl:
> On Tue, Jan 16, 2007 at 04:04:51PM +0100, alexander goeres - lieblinx GmbH
wrote:
> > Hello List!
> >
> > I'm trying to make the disk-limits work for my vservers to gain some
> > flexibility and ran into a problem: the disk limits seem to be
> > disfunctional. I wonder if anyone could help me with that ..
> >
> > I followed the instructions provided on
> > http://oldwiki.linux-vserver.org/Disk+Limits:
> > - created a directory /etc/vservers/test1/dlimit/0
> > - in there I created the files space_total with 716800, inode_total
> > with 100000, reserved with 5 and directory with /var/lib/vservers/test
> > - I was tagging the files in /var/lib/vservers: chxid -r
> > --xid /var/lib/vservers/test
> >
> > When I reduced the space_total to an amount smaller than the actual
> > vserver content "vserver test start" refused to come up, complaining
> > that there is not enough space.
> >
> > After adjusting the space, the vserver could be started. Doing a "df -kh"
> > inside the vserver gave:
> > Filesystem Size Used Avail Use% Mounted on
> > /dev/hdv1 700M 579M 87M 88% /
> >
> > Until here everything looks fine.
> >
> > The error showed, when inside this vserver I succeed doing a:
> > dd if=/dev/zero of=testfile bs=1M count=1024
> >
> > This produced a 1 GB big file inside the vserver that claimed to
> > have only 87 MB left.
>
> not that unusal, disk limits are only implemented for
> ext2/3/4, reiserfs and jfs for now, so xfs is not
> accounted and thus not limited ..
Perfect, so i just picked the wrong fs ...
>
> > Are the disk limits functional?
>
> yes, they are working quite fine for the supported
> filesystems ...
>
> > If yes, how are they to be set up?
>
> The setup was simplified with recent tools, which do
> now calculate the used space and save/restore the
> current values and limits properly
No complaints about the setup from me. If it works it could hardly be
easier ...
>
> so what you described should work fine for the
> supported filesystems ...
>
> > Any advice is appreciated.
> >
> > The vserver-version is a vanilla kernel 2.6.19.2 with vs 2.2.0-rc7.
> > Util-Vserver is 0.30.211 (debian compiled). The vservers' partition
> > is a XFS-filesystem mounted with the "tagxid"-option.
>
> as there seems some xfs boom recently, and folks
> start to actually use that filesystem, I'm inclined
> to add the missing feature, given that there are a
> few folks willing to test that ...
>
> so please let me know if you're interested ...
Sure, if you are willing to implement this feature I can do some tests, with
the limitation that I only have a amd64 system at hand for testing. If this
is ok, I just need to know what to do ...:-)
>
> TIA,
> Herbert
best regards,
Alexander
>
> > Thanks in advance,
> >
> > Alexander
--
netzwerk- & systemadministrator
-------------------------------------------
agoeres at lieblinx. net
tel.: +49 (0)30 / 62 90 81 05
fax: +49 (0)30 / 69 00 46 03
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lieblinx
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Received on Wed Jan 17 10:07:13 2007