Date: Mon, 3 Sep 2007 09:54:41 +0400 (MSD) From: Dmitry Morozovsky <marck@rinet.ru> To: Ivan Voras <ivoras@freebsd.org> Cc: freebsd-fs@freebsd.org Subject: Re: New option for newfs(3) to make life with GEOM easier Message-ID: <20070903095344.P17354@woozle.rinet.ru> In-Reply-To: <fbg2ei$2ab$1@sea.gmane.org> References: <20070901074803.GM85633@comp.chem.msu.su> <fbd5e6$aia$1@sea.gmane.org> <20070902233930.O1113@woozle.rinet.ru> <fbg2ei$2ab$1@sea.gmane.org>
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On Mon, 3 Sep 2007, Ivan Voras wrote: IV> > IV> Why not go a bit further and reserve 1 sector by default? I mean: keep IV> > IV> the option, but if the GEOM people agree that only the last sector is in IV> > IV> question here (and I think all current GEOM classes behave this way), IV> > IV> reserve the 1 sector by default. Nobody will notice but some foot IV> > IV> shooting will be avoided. IV> IV> > There are possibilities that you can decide to use more than one GEOM layers IV> > under your file system. IV> IV> Of course, but I don't think this is significant in practice: except IV> gmirror, what else would you like to put on a existing file system? My example which leads me to write the patch: gcache under graid3. Since then, I usually reserve 8 sectors at the end of each file system - just in case. Sincerely, D.Marck [DM5020, MCK-RIPE, DM3-RIPN] [ FreeBSD committer: marck@FreeBSD.org ] ------------------------------------------------------------------------ *** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck@rinet.ru *** ------------------------------------------------------------------------
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