Date: Mon, 11 Jun 2018 13:53:38 -0600 From: Warner Losh <imp@bsdimp.com> To: "Rodney W. Grimes" <rgrimes@freebsd.org> Cc: Warner Losh <imp@freebsd.org>, src-committers <src-committers@freebsd.org>, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r334970 - head Message-ID: <CANCZdfppcjycn6N1jzW1kCNMLdyfcLoOpDZsJgryfVPNG4k5vg@mail.gmail.com> In-Reply-To: <201806111952.w5BJqQNU029751@pdx.rh.CN85.dnsmgr.net> References: <201806111932.w5BJWfCd045993@repo.freebsd.org> <201806111952.w5BJqQNU029751@pdx.rh.CN85.dnsmgr.net>
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On Mon, Jun 11, 2018 at 1:52 PM, Rodney W. Grimes < freebsd@pdx.rh.cn85.dnsmgr.net> wrote: > [ Charset UTF-8 unsupported, converting... ] > > Author: imp > > Date: Mon Jun 11 19:32:40 2018 > > New Revision: 334970 > > URL: https://svnweb.freebsd.org/changeset/base/334970 > > > > Log: > > Document the dump issue in UPDATING so people understand when they > > get a new diagnostic. > > > > Modified: > > head/UPDATING > > > > Modified: head/UPDATING > > ============================================================ > ================== > > --- head/UPDATING Mon Jun 11 19:32:36 2018 (r334969) > > +++ head/UPDATING Mon Jun 11 19:32:40 2018 (r334970) > > @@ -32,6 +32,13 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 12.x IS SLOW: > > "ln -s 'abort:false,junk:false' /etc/malloc.conf".) > > > > > > +20180611: > > + A bug in dump has been found where it can incorrectly dump > filesystems > > + with more than 512k inodes and produce corrupted dump images. > r334968 > > + closes the door by not dumping filesystems with more than 512k > inodes. > > + While older dumps may 'work' the image they produce may or may not > be > > + readable depending on many factors. > > + > > Does it make since to put a temporary warning in newfs to warn users > of the "may bot be able to dump this fs" issue? > It does. However, there may have been an error in assessment, which I'm working through now. If so, there will be a revert. Warner
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