is it possible to downgrade kernels after deletion?

Jeff Vian jvian10 at
Tue Sep 7 16:57:44 UTC 2004

On Mon, 2004-09-06 at 19:50, Andrew Konosky wrote:
> Clint Harshaw wrote:
> > I've upgraded kernels whenever the latest one came out. Tested it for 
> > a couple of days and everything seemed to work fine, so I deleted the 
> > previous kernel (2.6.7.something).
> >
> > Now I've learned that I can't burn CD's with my current kernel, and 
> > the recommended solution that keeps coming up is to downgrade the 
> > kernel to the 2.6.7.x kernel, which I've deleted.
> >
> > The errors I'm getting are posted at this url:
> >
> >
> > I can't burn cds, even as a root user.
> >
> > So is there a way that I can put the 2.6.7.x kernel back on here with 
> > yum? I'm using a yum.conf that is only minorly modified from that one 
> > found at (seamonkey is on there, and I've commented out 
> > the testing and unstable repos).
> >
> > Thanks,
> > Clint
> >
> >
> I have multiple kernel versions installed from yum/apt with no trouble. 
> After upgrading to 2.6.8, I too had the CD burning problem, so I went 
> back to I also have 2.6.8 and 2.6.7-1.494.2.2 
> installed. I have been using the Synaptic GUI for apt-get mostly, which 
> adds kernel upgrades into the grub.conf so that there are many kernel 
> choices when I see the grub menu at bootup. I like setting it up this 
> way because I have other choices if one kernel doesn't work. I haven't 
> upgraded a kernel with yum for a while, but I think I remember yum 
> simply replaces the kernel entry in the grub.conf so that you only have 
> 1 kernel choice in the menu. This isn't a problem, and you can always 
> add in your own kernel entires if you want.

rpm -U will *replace* the kernel
either rpm -i or yum {update|install} will *add* the new kernel entry to

> To install an older kernel version, you could just go to the repo 
> website of your choice and download the rpm version you want, or if you 
> know the exact name of the rpm, you could do
> yum install kernel#2.6.7-1.494.2.2
> Good luck!

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