From: Herbert Poetzl (herbert_at_13thfloor.at)
Date: Mon 08 Aug 2005 - 01:55:50 BST
On Mon, Aug 08, 2005 at 02:23:44AM +0200, Andreas John wrote:
> >if you mean Disk Limits (i.e. total limit of diskspace
> >per partition a guest can use up) then they are implemented
> Yes, I meant disk limit per guest. You didn't mention how to. I cannot
> find it in the wiki / flower page ...
basically you want to look into vdlimit (tool)
> How to I tell vhost foo not to consume more than 2 GB Disk space?
depends, you can set current and limits for each
filesystem (superblock) the guest has available
> Can I also limit max number of inodes (so that one guets cannot DoS
> the Host by taking all inodes)
yes, values are current/max blocks/inodes and the
root reserve (not really useful yet)
> >in vs2.0, if you refer to Disk Quota (User and Group quota
> >per guest and partition) they are not implemented yet
> >(for vs2.0) but they work on separate partitions ...
> -> (for 2.4.22 as Test for 2.6.x)
> Could you please elaborate on that? Does ist mean, it implementred in
> pre 2.0 versions as a proof of concept? Is it based on VFS or did you
> patch into ext?
it does not depend on ext per se, but it does depend
on a 'sane' quota implementation for the filesystem
in question ...
> (I told you on WTH I use reiser ;))
does it have quota support now?
> >it works reasonably fine with unified files, they are not
> >accounted to the guest space (and it requires context
> >tagging on the partition in question)
> So my customers are lucky: I can't charge for unified file space...
> argh... but not so important feature .... :-)
you can, and in near future we will support both modes
(basically with introduction of the COW)
> It does....
glad to read that :)
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