Date: Mon, 14 May 2001 21:17:27 -0700 From: Kris Kennaway <kris@obsecurity.org> To: Jordan Hubbard <jkh@osd.bsdi.com> Cc: dillon@earth.backplane.com, kris@obsecurity.org, grog@lemis.com, tlambert@primenet.com, mckusick@mckusick.com, mi@misha.privatelabs.com, cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org, ru@FreeBSD.org, fs@FreeBSD.org Subject: Re: [kris@obsecurity.org: Re: cvs commit: src/etc rc] Message-ID: <20010514211727.A94708@xor.obsecurity.org> In-Reply-To: <20010514205836B.jkh@osd.bsdi.com>; from jkh@osd.bsdi.com on Mon, May 14, 2001 at 08:58:36PM -0700 References: <20010515120558.M59553@wantadilla.lemis.com> <20010514202707.B93481@xor.obsecurity.org> <200105150344.f4F3iVI45699@earth.backplane.com> <20010514205836B.jkh@osd.bsdi.com>
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--fdj2RfSjLxBAspz7 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, May 14, 2001 at 08:58:36PM -0700, Jordan Hubbard wrote: > From: Matt Dillon <dillon@earth.backplane.com> > Subject: Re: [kris@obsecurity.org: Re: cvs commit: src/etc rc] > Date: Mon, 14 May 2001 20:44:31 -0700 (PDT) >=20 > > I have to say, just IMHO, that as much as I like the concept of a > > background fsck, I will never ever in my life use the feature. I'll >=20 > Well, there are fscks and there are fscks. It's my impression that > *all* a background fsck on a snapshot will ever do is return free > blocks to the freelist. That's it. It won't do any one of the dozens > of other crazy things you've probably seen fsck do in cleaning up a > badly scrogged filesystem and hence your fear, unless I'm smoking some > unusually strong crack, is likely unwarranted. I think thats all it does at the moment -- we started out talking about how to make it barf acceptibly if it found something more, and then someone raised the question of "what if we could make the background fsck process recover from a wider class of errors" (by improving fsck, or rerunning a foreground fsck on the ro volume, etc), to which Terry pointed out that it's still not enough to ensure consistency of the already running system. Kris --fdj2RfSjLxBAspz7 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.5 (FreeBSD) Comment: For info see http://www.gnupg.org iD8DBQE7AK3WWry0BWjoQKURAlqpAKCqmWai6hTKO22IUwaFbLSiuvebLACgvEb+ isyAfKUn1XLLT/VQFAIK420= =22/G -----END PGP SIGNATURE----- --fdj2RfSjLxBAspz7-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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