Guillermo Garron spake the following on 8/28/2006 8:03 AM:
> On 8/28/06, John Hinton <webmaster@xxxxxxxx> wrote:
>> Rodrigo Barbosa wrote:
>> > -----BEGIN PGP SIGNED MESSAGE-----
>> > Hash: SHA1
>> >
>> > On Mon, Aug 28, 2006 at 03:09:06PM +1200, Tony Wicks wrote:
>> >
>> >>> On Sun, Aug 27, 2006 at 09:59:04PM -0500, techlist wrote:
>> >>>
>> >>>> Transaction Check Error: installing package kernel-2.6.9-42.0.2.EL
>> >>>> needs 6MB on the / filesystem
>> >>>>
>> >>>> But I have much more than 6M:
>> >>>>
>> >>> That is a common, confusing error.
>> >>>
>> >>> What it should say is "needs 6MB more than what is currently
>> avaliable".
>> >>>
>> >>> []s
>> >>>
>> >> This is why I've always been opposed to this "over partitioning" that
>> >> people do. It made some sense when hard drives were 2 gig but now it
>> >> just causes problems for no tangible gain.
>> >>
>> >>
>> >
>> > You are quite wrong there. Are is plenty of gain on "correct
>> partitioning".
>> > Having the correct number of partitions will make it possible to you
>> > to have partitions with different flag (/usr as read-only, /tmp as
>> > nosuid/noexec, /var/log as non-journaling etc), giving you flexibility,
>> > speed and security.
>> >
>> > The problem is that many people (not saying that is the case here)
>> > don't know how to do it right, or even why they are doing it. In
>> > those cases, they should stick to the 4 basic partitions (/boot, /,
>> > /tmp and swap). But if you know what you are going, partitioning the
>> > disk correctly is the best thing to do.
>> >
>> Agreed.. not to mention what happens when the single partition fills!
>> It's nice to have the OS pretty much protected from no space.
>>
>> Anyway, back to the root of the problem. If the machine has been running
>> a while and has been updated regularly, you likely have 2, 3, 4, or more
>> kernels on the system. Uninstall one or more of the older ones 'NOT' in
>> use and you'll have room again. If it's multi-processor, you'll have two
>> kernels for each update. Just be sure you are only removing the kernels
>> and the old ones.
>
> you can use this,
>
> # yum install yum-utils
> # package-cleanup --oldkernels
>
How many kernels does this remove?
I like to keep current and one older for a while.
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