Booting problems again

stosss stosss at gmail.com
Sat Feb 13 11:29:09 PST 2010


On Sat, Feb 13, 2010 at 2:21 PM, Mike McCarty
<Mike.McCarty at sbcglobal.net> wrote:
> Bruce Dubbs wrote:
>
> [...]
>
>> IMO, 750G is way too big for an LFS partition.  I store my BLFS sources
>> on /usr/src which is a separate partition (50G, 50% full) and of course
>> /home and /boot (100M) are separate so I can share them across multiple
>> builds.  Some people have /tmp and /opt as separate partitions too.
>>
>> I've been using the same main system since 2005.  I have my LFS
>> partition 8G (70% full) and really haven't had much problem with that.
>> It does have most of BLFS built, but most of the bigger packages (kde,
>> qt, mysql, gnome, etc) go on /opt (20G, 40% full).
>>
>> Multiple partitions give a lot more flexibility.  I make my newer LFS
>> partitions 10G.
>
> This is great information. While the info in the book is great,
> and will build a "working" system, that is, one which can boot,
> there is not much hand holding when it comes to how to set up
> partitions, recommended minimum sizes, etc.
>
> Ongoing system maintenance has a plethora of solutions, I'm sure,
> but some suggestions, along with the considerations which entered
> in behind them, would be very nice to have.
>
> When I do a backup, I like to reboot to single user mode,
> unmount all file systems and do fscks on them first, then
> remount them ro. Of course, one cannot unmount /, so it simply
> has to be remounted ro and checked. Only the partition destined
> to hold the actual backup data gets mounted rw, and is not
> part of the data which gets backed up, though it does get
> checked before it gets mounted.
>
> I have separate partitions for / (which contains the distro
> maintained files), /usr/local (which contains the stuff I
> install, and some of which is not under the control of the
> package manager, though I've packaged up some of it), and
> /home (for user data). The backup destination is on an external
> USB hard disc. After the backup, I reboot to multiuser mode,
> and split up the gzipped tarball on the external drive and
> write the pieces to DVDs. I use a little script yackup
> (search the web, it's around) which does this very nicely.
>
> I think that a general maintenace helper guide, or even a
> section in the book relating to that, giving considerations
> which enter into philosophy of maintenance and how to go
> about keeping a (B)LFS system up and running, like doing
> upgrades without having to destroy the system or create
> a new one or buy a new disc, would be very helpful to sysadmin
> newbies like me.

Mike, you already have a good start on what could be a useful hint. Go
ahead, massage it and submit it to the devs for consideration.



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