Kernel downgrade
Nitai @ ComputerOil
nitai at computeroil.com
Wed Mar 1 10:25:20 UTC 2006
I could have thought about that, sorry but we are mainly doing Windows and other Unix servers. So RedHat in particular is not so well known.
Ok managed to get eh kernel installed with --force. How can I make it the default when starting up? Do I need to set the default=1 within grub.conf?
Nitai
> -----Original Message-----
> From: redhat-list-bounces at redhat.com [mailto:redhat-list-
> bounces at redhat.com] On Behalf Of Lunt, Nick
> Sent: Mittwoch, 1. März 2006 10:58
> To: General Red Hat Linux discussion list
> Subject: RE: Kernel downgrade
>
> Ok, in that case go to rhn.redhat.com and download the kernel rpm you
> want.
> Also download kernel-devel rpm too if needed.
>
> Then install the kernel with rpm -ivh kernel-xxx .
>
> Just to clarify, you need to install new kernels not update them, hence
> the -i option to rpm.
>
> If you can't get the kernel you want from rhn have a google for it.
>
> Installing the new kernel will put the details in your grub.conf, just
> check grub.conf to make sure its your default kernel.
>
> If you use up2date to install kernels in the future use up2date -i instead
> of up2date -u ;)
>
> Good luck,
> Nick .
>
> > -----Original Message-----
> > From: Nitai @ ComputerOil [mailto:nitai at computeroil.com]
> > Sent: 01 March 2006 09:45
> > To: General Red Hat Linux discussion list
> > Subject: RE: Kernel downgrade
> >
> >
> > Wow, now that was quick. Unfortunelty the kernel is not
> > listed here. This is the content of the grub.conf file:
> >
> > default=0
> > timeout=5
> > splashimage=(hd0,1)/grub/splash.xpm.gz
> > hiddenmenu
> > title Red Hat Enterprise Linux WS (2.6.9-22.0.2.ELsmp)
> > root (hd0,1)
> > kernel /vmlinuz-2.6.9-22.0.2.ELsmp ro root=LABEL=/ rhgb quiet
> > initrd /initrd-2.6.9-22.0.2.ELsmp.img
> > title Red Hat Enterprise Linux WS (2.6.9-22.0.2.EL)
> > root (hd0,1)
> > kernel /vmlinuz-2.6.9-22.0.2.EL ro root=LABEL=/ rhgb quiet
> > initrd /initrd-2.6.9-22.0.2.EL.img
> > title Red Hat Enterprise Linux WS (2.6.9-22.0.1.ELsmp)
> > root (hd0,1)
> > kernel /vmlinuz-2.6.9-22.0.1.ELsmp ro root=LABEL=/ rhgb quiet
> > initrd /initrd-2.6.9-22.0.1.ELsmp.img
> > title Red Hat Enterprise Linux WS (2.6.9-22.0.1.EL)
> > root (hd0,1)
> > kernel /vmlinuz-2.6.9-22.0.1.EL ro root=LABEL=/ rhgb quiet
> > initrd /initrd-2.6.9-22.0.1.EL.img
> > title Red Hat Enterprise Linux WS (2.6.9-22.ELsmp)
> > root (hd0,1)
> > kernel /vmlinuz-2.6.9-22.ELsmp ro root=LABEL=/ rhgb quiet
> > initrd /initrd-2.6.9-22.ELsmp.img
> > title Red Hat Enterprise Linux WS (2.6.9-22.EL)
> > root (hd0,1)
> > kernel /vmlinuz-2.6.9-22.EL ro root=LABEL=/ rhgb quiet
> > initrd /initrd-2.6.9-22.EL.img
> > title Red Hat Enterprise Linux WS (2.6.9-5.ELsmp)
> > root (hd0,1)
> > kernel /vmlinuz-2.6.9-5.ELsmp ro root=LABEL=/ rhgb quiet
> > initrd /initrd-2.6.9-5.ELsmp.img
> > title Red Hat Enterprise Linux WS-up (2.6.9-5.EL)
> > root (hd0,1)
> > kernel /vmlinuz-2.6.9-5.EL ro root=LABEL=/ rhgb quiet
> > initrd /initrd-2.6.9-5.EL.img
> >
> > Nitai
> >
> > > -----Original Message-----
> > > From: redhat-list-bounces at redhat.com [mailto:redhat-list-
> > > bounces at redhat.com] On Behalf Of Lunt, Nick
> > > Sent: Mittwoch, 1. März 2006 10:38
> > > To: General Red Hat Linux discussion list
> > > Subject: RE: Kernel downgrade
> > >
> > > Nitai,
> > >
> > > if you used up2date correctly the old kernel should still
> > be there. Check
> > > your grub.conf and make it the primary boot kernel.
> > >
> > > Nick
> > >
> > > > -----Original Message-----
> > > > From: Nitai @ ComputerOil [mailto:nitai at computeroil.com]
> > > > Sent: 01 March 2006 09:35
> > > > To: General Red Hat Linux discussion list
> > > > Subject: Kernel downgrade
> > > >
> > > >
> > > > Hi all,
> > > >
> > > > We run RH 4.0 and recently did a kernel update (with up2date)
> > > > from 2.6.9-11 to 2.6.9-22, but now we see that we have
> > > > problems with our Oracle applications. Is there a way to go
> > > > back to 2.6.9-11? In grub we only see that there is a 2.6.9-5
> > > > (which is not supported by Oracle).
> > > >
> > > > Nitai
> > > >
> > > > --
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