Date: Wed, 13 Jul 2005 18:23:36 +0800 (CST) From: Jone Jas <jas_arlerr@yahoo.com.cn> To: Alex Lyashkov <shadow@psoft.net> Cc: freebsd hackers <freebsd-hackers@freebsd.org> Subject: Re: limit jail disk space Message-ID: <20050713102336.45802.qmail@web15007.mail.cnb.yahoo.com> In-Reply-To: <1121231035.4344.10.camel@berloga.shadowland>
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Alex Lyashkov <shadow@psoft.net> 写道： В Срд, 13.07.2005, в 06:42, Jone Jas пишет: > > Alex Lyashkov 写道： > В Втр, 12.07.2005, в 16:03, Vlad GALU пишет: > > On 7/12/05, Jone Jas wrote: > > > Thanks for your reply. I googled and found this method but > I just > > > did not have a try. > > > As for the code-hacking method I mentioned, anyone with > any idea > > > is appreciated! > > > > > > See ufs_quota.c, especially chkdqchg(). It is passed a > struct > > ucred* parameter, which contains a struct prison* pointer. > So I assume > > you can make your decision based on that. Of course, the > userland > > quota management tools and the jail utilities need to be > made aware of > > the kernel changes. > > > > -- > >if you compile kernel without QUOTA support it been disabled. > >I think, more correctly way implement jail disk limit as > parallel >for disk quota function. > > > IMHO, we can use a sysctl variable to control the > functionality. >option QUOTA? or jail disklimit? I mean jail disk limit >for jail disklimit more easy create tools who controled all limits >for jail. >Look to LinuxVServer project (www.linux-vserver.org) or >FreeVPS. Sure. The tools may control all limits such as cpu time, memory, bandwidth, disk space, etc. I have read the Linux VServer dlimit code. But I am not very sure where to put the hooks for inode/blocks control of jail in FreeBSD. This is why I open this thread. Vlad GALU said I can look to the quota method. I will try. Thanks. -- FreeVPS Developers Team http://www.freevps.com --------------------------------- DO YOU YAHOO!? 雅虎免费G邮箱－中国第一绝无垃圾邮件骚扰超大邮箱
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