MLUG: Re: [MLUG - DISCUSSION] Installing kernel 2.4
Re: [MLUG - DISCUSSION] Installing kernel 2.4
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xfs is MUCH more mature and stable and it's also 'professionally
designed,' if that makes a difference.  The BeOS filesystem is super-nice
too.

        Ryan Woodsmall
            EMAIL:PROTECTED
            http://web.missouri.edu/~rbwa44/

On Tue, 6 Feb 2001, Michael wrote:

> I installed w/ ReiserFS so no need to switch to ext3 by the sound of
> it. Is a good idea to have it work as either ext2 or ext3 though. One can
> pretty much just move partitions around to reformat a live system but it
> is a lil effort and takes free hdd space. :) I'm cruel to my hdds so being
> able to batter them and survive is kewl. In what way is XFS better than
> Reiser or ext3? Good to see so much competition in what was a Linux
> weakness not long ago. :)
> 
> *^*^*^*
> Have the courage to take your own thoughts seriously, for they will shape
> you. -- Albert Einstein
> 
> On Tue, 6 Feb 2001, Ryan Woodsmall wrote:
> 
> > Ext3 is non-destructive - you create a journal file on an ext2 partition,
> > unmount it, mount as type ext3 with option 'journal=xxx,' and bingo, you
> > have an ext3 filesystem.  Change the filesystem entry in your /etc/fstab
> > and reboot.  You can always mount the filesystem as ext2 as well if
> > something goes horribly wrong with the journal.  I compiled and installed
> > a kernel with ext3 support Saturday on one of the quake machines (one of
> > MY machines ;) ) at the expo, and randomly pressed the reset button about
> > 5 or 6 times.  No data loss, no fsck, just a little note saying that the
> > journal was being checked.  Nice.  It only took about 1.5 minutes to
> > 'check' the journal file as opposed to 10 - 20 minutes to fsck a 16 GB 
> > partition.
> > 
> > Reiserfs is nice if you have a pristine machine, but if you need
> > journaling 'like now,' and you can't afford to rebuild the software on the
> > machine, ext3 is the way to go.  I'm looking forward to XFS.  My Indy at
> > home and my O2 at work are put through a lot of stress and I've NEVER
> > gotten a corrupt fs with xfs.
> > 
> >         Ryan Woodsmall
> >             EMAIL:PROTECTED
> >             http://web.missouri.edu/~rbwa44/
> > 
> > On Tue, 6 Feb 2001, Michael wrote:
> > 
> > > How does ext3 differ from Reiser?
> > > 
> > > *^*^*^*
> > > Have the courage to take your own thoughts seriously, for they will shape
> > > you. -- Albert Einstein
> > > 
> > > On Tue, 6 Feb 2001, Ryan Woodsmall wrote:
> > > 
> > > > Umm... Try /usr/src/vmlinuz* - the kernel is generally called
> > > > vmlinuz-something.  My 2.2.18 kernel with ext3 support is
> > > > vmlinuz-2.2.18ext3, for example.  Copy this file to /boot, and follow the
> > > > steps Igor outlined for making lilo see it and be able to boot it.
> > > > 
> > > > Have you ever compiled a kernel before?  If no, I really really REALLY
> > > > would suggest not starting with 2.4; maybe just try to recompile the
> > > > kernel that came with your distro or 2.2.18 to cut your teeth.  The 2.4
> > > > series might also need quite a few tools updated, unless you're running
> > > > Redhat or Mandrake 7.x.
> > > > 
> > > > Kernel installs are not something that you want to screw up, but you can
> > > > always save yourself  by keeping an old kernel around and in your
> > > > /etc/lilo.conf file.  Kernel 2.4 has some problems as well.  Read some of
> > > > the kernel dev lists for more info, but I understand that there are some
> > > > file system corruption problems in 2.4.1 (albeit not very common).  Still,
> > > > a nasty bug, that.
> > > > 
> > > > As a sidenote, has anyone played with ext3?  It's pretty nice and
> > > > seemingly stable, even though it's only at version 0.0.5e.  I'll be
> > > > rolling it out on 120-odd machines in the GCB labs pretty quick, because
> > > > watching a 16 GB partition fsck for 10-20 minutes is a mind-numbing
> > > > experience and a real show stopper when you have to get work done.
> > > > 
> > > >         Ryan Woodsmall
> > > >             EMAIL:PROTECTED
> > > >             http://web.missouri.edu/~rbwa44/
> > > > 
> > > > On Tue, 6 Feb 2001, Aaron Littich wrote:
> > > > 
> > > > > I finally got the kernel installed, (had to screw around with my
> > > > > stupid mouse and network card) and I'm at the stage where I am
> > > > > copying a BZimage compressed kernel image to /boot, but don't
> > > > > know which file to use.
> > > > > I am in /usr/src/linux/linux-2.4.0/arch/i386/boot/compreesed/ and
> > > > > I'm looking at three files:
> > > > > Makefile
> > > > > head.S
> > > > > misc.c
> > > > > 
> > > > > Do I use head.S??
> > > > > 
> > > > > 
> > > > > There is 
> > > > > --- "Igor Izyumin Jr." <EMAIL:PROTECTED> wrote:
> > > > > > On Sunday 14 January 2001 17:10, you wrote:
> > > > > > > Can someone help me add a new kernel, 2.4??  I downloaded the
> > > > > > rpm
> > > > > > > from MLUG's site, rpm-i to it, and put it in /usr/src/redhat,
> > > > > > and
> > > > > > > when I try to do make config, it just sits there and does
> > > > > > > nothing.
> > > > > > > I've also tried doing make xconfig and menuconfig, same
> > > > > > thing.
> > > > > > Hold on, hold on.  You're starting at the wrong place.  You
> > > > > > need to download 
> > > > > > the kernel from kernel.org, and it should be .tar.gz.  Then, go
> > > > > > to /usr/src/ 
> > > > > > and untar the kernel there.  Be sure that a directory named
> > > > > > "linux" does not 
> > > > > > exist, as that's where it will untar it.  Rename it if it does
> > > > > > exist.  Then 
> > > > > > do:
> > > > > > mv linux linux-2.4.0
> > > > > > cd linux-2.4.0
> > > > > > make mrproper
> > > > > > make xconfig (if you have X running), else do make menuconfig
> > > > > > make dep
> > > > > > make bzImage
> > > > > > make modules
> > > > > > make modules_install
> > > > > > then copy the bzImage (the location is mentioned in the readme)
> > > > > > to the /boot 
> > > > > > directory, rename it to something like vmlinuz-2.4.0 and add
> > > > > > the new kernel 
> > > > > > to to lilo.conf.  DO NOT REMOVE THE OLD KERNEL FROM LILO - the
> > > > > > new one could 
> > > > > > very likely not work.  Add something like this to lilo.conf:
> > > > > > 
> > > > > > image=/boot/vmlinuz-2.4.0 #change to reflect correct name
> > > > > >         label=linux  # CHANGE THE LABEL FOR THE OLD KERNEL
> > > > > >         root=/dev/sdd5  # just copy whatever is from the other
> > > > > > kernel
> > > > > >         read-only
> > > > > > Then RUN LILO.  Just do this as root:
> > > > > > /sbin/lilo
> > > > > > This is very important.  If you don't do it, your system will
> > > > > > get kinda 
> > > > > > screwed up.  ALSO, HAVE A BOOT DISK HANDY, in case something
> > > > > > does get screwed 
> > > > > > up.
> > > > > > One final word: this is not hard, but it can get slightly
> > > > > > frustrating, 
> > > > > > especially when you screw something up.  Just don't panic if
> > > > > > something 
> > > > > > breaks.  If you have a boot floppy, you'll be fine.
> > > > > > -- 
> > > > > > -- Igor
> > > > > > --
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> > > > > > words
> > > > > > "unsubscribe discussion" in the body to
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