Date: Fri, 13 Apr 2007 17:21:08 +0200 From: Bernd Walter <ticso@cicely12.cicely.de> To: Lev Serebryakov <lev@freebsd.org> Cc: ticso@cicely.de, current@freebsd.org Subject: Re: ZFS to support chflags? Message-ID: <20070413152107.GJ30772@cicely12.cicely.de> In-Reply-To: <461F7EAC.4000102@FreeBSD.org> References: <200704112004.03903.lists@jnielsen.net> <20070412021645.GQ30772@cicely12.cicely.de> <168809424.20070412205725@serebryakov.spb.ru> <20070412175525.GB30772@cicely12.cicely.de> <461F7699.3020808@FreeBSD.org> <20070413124130.GF30772@cicely12.cicely.de> <461F7EAC.4000102@FreeBSD.org>
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On Fri, Apr 13, 2007 at 04:59:24PM +0400, Lev Serebryakov wrote: > Bernd Walter wrote: > > >>>split out non backup directories in different filesystems. > >> Huh!? At least 2 FS for each active user in system (and 3 for many of > >>them)? > >Why not? > >With ZFS I only see the kernel mount list as a possible problem, which > >AFAIK doesn't scale very well. > >Maybe someone else with more knowledge will comment on this point. > Can user create sub-FS? `chflags nodump ~/temp' is not privileged > operation... I don't think users can create sub-FS, although it seems to be possible to allow jails. chflags nodump is not privileged, but not supported with NFS and can easily lost by many type of applications, which unlink/open files for writing. .something files holding filter rules work in all cases. -- B.Walter http://www.bwct.de http://www.fizon.de bernd@bwct.de info@bwct.de support@fizon.de
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