[NBLUG/talk] How to undo a yum update

[Augie Schwer]

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On 9/23/05, Dave Sisley <dsisley at sonic.net> wrote:
> 2. What's the best way to proceed with yum so that if an update screws
> up like that, I can back out?  I know rpm allows for reinstalling older
> packages, but you usually have to update in a certain way  (the
> --repackage option, I believe), so that the older packages are
> available.  Is it possible (or advisable) to just find the old versions
> of a package on the web and forcibly reinstall the old one(s) over the
> new? Or should I just update everything except for xorg?

You can use the "exclude" option in the yum.conf to ignore updates
to xorg* type packages.

If you want to back an already installed RPM out you can rpm -e it,
or if it has dependencies and you are going to replace the package
with something similar you can rpm -e --nodeps it.

Augie.


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