Preupgrade F11 ---> F12 ?
Bill Davidsen
davidsen at tmr.com
Tue Jul 27 22:14:00 UTC 2010
Patrick Bartek wrote:
> --- On Mon, 7/19/10, Bill Davidsen <davidsen at tmr.com> wrote:
>
>> Patrick Bartek wrote:
>>> --- On Tue, 7/13/10, Peter Diercks <di-listen at jls-hh.de>
>> wrote:
>>>> I am running a server under F11. It is a remote
>> machine
>>>> which I have no
>>>> physical access to. It has a network connection. I
>> wanted
>>>> to upgrade to
>>>> F12 using preupgrade again, but this time I am
>> afraid I'll
>>>> run into
>>>> problems due to the size of /boot (194M, 153M free
>> space).
>>>>
>>>> Does anybody know if this issue has been fixed?
>>> Not that I've heard. 500MB is still the "safe"
>> minimum (from what I've read) for /boot for preupgrading.
>>> Maybe, this will help:
>>>
>>> http://fedoraproject.org/wiki/PreUpgrade
>>>
>>> FWIW: I've never had good luck with upgrading
>> Fedora. For that reason, I've always done clean
>> installs on separate partitions keeping the previous install
>> and setting up a dual boot in case things go wrong.
>> I normally hand configure storage, but on one old (FC6)
>> machine I had let the
>> installer do it, and a bunch of LVM stuff was used instead
>> of partitions. This
>> worked until I decided to replace the 64 bit FC6 with 64
>> bit FC13. The install
>> went fine, and the old LVM stuff was still there, but it
>> wouldn't boot any more.
>> I copied the appropriate stanzas from the x86_FC6, and the
>> kernel gets loaded,
>> then it says it can't find the LVM parts to finish
>> booting.
>>
>> The pv (one partition) has x86_{boot,root}_fc6 and
>> x86_64_{boot,root}_fc13 LVs
>> on it. I can mount the fc6 LVs just fine, just can't boot.
>>
>> The moral of this story is that the O.P. really means
>> "separate partitions" not
>> some spare LVs you have. Very sad, I really wanted to run
>> both, since I have
>> some software which was not upgraded past FC6. Today's
>> warning. ;-)
>
> I don't use LVMs for the same reasons I don't "upgrade". After using Linux for 10 years, I've got partition sizes pretty much dialed-in, at least, for me, and always custom partition. I never let the installer decide. It always decides wrongly anyway.
>
> I never could see any advantage to LVMs (over "real" partitions) other than being able to resize them while they are mounted.
>
They do make it easy to move stuff to new hardware, that can be important as a
time saving if you have to do it often.
--
Bill Davidsen <davidsen at tmr.com>
"We have more to fear from the bungling of the incompetent than from
the machinations of the wicked." - from Slashdot
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