On Fri, Jan 27, 2017 at 12:30:17PM -0500, Allan Jude wrote: > On 2017-01-27 12:05, Warner Losh wrote: > > On Fri, Jan 27, 2017 at 12:34 AM, Toomas Soome <tso...@me.com> wrote: > >> > >>> On 27. jaan 2017, at 1:40, Ngie Cooper (yaneurabeya) > >>> <yaneurab...@gmail.com> wrote: > >>> > >>> Hi, > >>> I tried upgrading one of my workstations and unfortunately the > >>> freebsd-boot partition is too small (I follow manpage directions, > >>> exactly, and those seem to be too small as of 10.3-RELEASE timeframe), > >>> and I don???t have enough space or ability to resize the partition and > >>> make it bigger. So, I???m in need of a build knob to control the bloat, > >>> and/or having an alternative boot loader without geli/skein/crypto > >>> support compiled in. Would you be opposed to the work? > >>> Thanks, > >>> -Ngie > >> > >> > >> I do agree that since the geli knob is already there, it may do. Of course > >> we also can think of additional knobs, but there is an issue - it wont > >> help just to exclude some files, the additional features also do sit in > >> the code, so the replacement stubs will be needed, also testing them all > >> over will take some time. And the preprocessor spaghetti really is nasty > >> thing to deal with;) > >> > >> And then there is another issue (partly why I did the feature support in > >> first place) - as the kernel does not block user from enabling the > >> features, the user can end up facing non-bootable setup which is also not > >> good, as user is using perfectly legal options, and still the whole thing > >> is just rendered unusable??? > > > > I'm curious why you can't find the space for a bigger partition? > > Almost all drives these days are partitioned with a little wasted > > space, and that wasted space should be more than enough to cover us > > here. Also, most drives have a swap partition that can be shrunk a > > trivial amount to get space for this... > > > > Warner > > > > I need to do some testing to make a recipe that works for it, but the > other option is to use the ZFS bootcode area. > > ZFS it self, reserves something like 3.5 mb of space in the ZFS > partition, for boot code. This is how we boot ZFS on MBR. > > It should be possible to use this on GPT as well, we just don't.
In the future, maybe it'd be a good idea for the installer to leave more space (a few MB, perhaps?) between the freebsd-boot and freebsd-swap partitions? At least, for ZFS installs. Thanks, -- Shawn Webb Cofounder and Security Engineer HardenedBSD GPG Key ID: 0x6A84658F52456EEE GPG Key Fingerprint: 2ABA B6BD EF6A F486 BE89 3D9E 6A84 658F 5245 6EEE
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