Date: Wed, 20 Apr 2016 13:25:05 +0200 From: Miroslav Lachman <000.fbsd@quip.cz> To: Matthew Seaman <matthew@FreeBSD.org>, freebsd-current@freebsd.org Subject: Re: [CFT] packaging the base system with pkg(8) Message-ID: <57176711.6070303@quip.cz> In-Reply-To: <7c84f388-21dc-419f-70ce-c5369e294dab@freebsd.org> References: <E1asbZj-0003Ra-Qs@rmm6prod02.runbox.com> <76093.1461096570@critter.freebsd.dk> <5716AD65.8070007@shrew.net> <BF66EA01-E073-45F0-8F9E-22D57E8871B0@bsdimp.com> <5716FA70.4080604@freebsd.org> <57170E5D.1090701@freebsd.org> <5524F499-5042-407E-9180-43D15A53F3F0@FreeBSD.org> <7621BDAB-A409-456A-A3F1-A6CD9B371DBC@rdsor.ro> <20160420094806.GJ6614@zxy.spb.ru> <7c84f388-21dc-419f-70ce-c5369e294dab@freebsd.org>
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Matthew Seaman wrote on 04/20/2016 12:43: > On the release of 11.1 there would be a complete new set of system > packages generated, and the upgrade process would install the new > versions of those packages all round, even if the content of an > individual package was identical to the one in 11.0. There's probably a > handy optimization where we compare the before and after checksums for > package files and don't overwrite on disk what is identical between > package versions, but do update all of the bookkeeping in the pkgdb. This will be a really nice feature which can save a lot of bandwidth and storage for backups after upgrade. (but I don't know how many files are usually unchanged between upgrades) Miroslav Lachman
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