How to find yum (rpm) duplicate packages?

[Ron Siven]

Daniel B. Thurman wrote:
> Daniel B. Thurman wrote:
>>
>> I am unable to find yum/rpm instructions on how to
>> find/locate duplicate packages that might be on my
>> system.
>>
>> Does anyone know how this is done?
>>
>> Thanks!
>> Dan
>>
> Erm...  I don't mean exact duplicates, but packages that
> are "left behind" and superseded by new packages. Sometimes
> newer packages are installed and older ones are not removed
> via the cleanup processes. There are exceptions of course, such
> as kernels, which must be removed manually, when desired.
>
> I am basically looking for packages that are no longer needed
> when new packages are installed, so that I can reclaim disk space.
>
> Thanks!
> Dan
>
Do you mean those left in your yum cache?  If so, they're in 
/var/cache/yum/<repo-name>/packages.

yum clean all should clean them up.
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