Can't install CentOS 5.2 update?

Scott Silva ssilva at
Fri Jun 27 00:55:09 IST 2008

on 6-26-2008 6:43 AM Dave Jones spake the following:
>  >> A more simple method that I use is:
>  >>
>  >> # yum -y update (this will fail with the conflicts but download the
>  >> packages into the yum cache for the rpm --force command below)
>  >> # yum -y update --exclude=perl*
>  >> # cd /var/cache/yum/rpmforge/packages
>  >> # rpm -Uhv --force perl*
>  >This could downgrade a perl module that is needed by mailscanner. You 
> could
>  >have no problems, and you could have many.
> It will not downgrade with the "-U" option.  The rpm command should only
> upgrade existing modules using the latest version in that directory if 
> you have
> multiple versions of the same rpm package.  The yum output proves this by
> skipping older versions.  This is validated by running another "yum update"
> and it shows everything is up to date.
> If you think this "perl*" is not safe, then you could manually run the 
> rpm --force
> on the latest version of the perl module that is conflicting.  I used to 
> do this but
> found that rpm was smart enough, so I took the easy "perl* way.  All of this
> would still be much faster, easier, and less risky than reinstalling 
> MailScanner
> every few months.
But so much changes in MailScanner every few months that it is usually worth 
it for either features or fixes. Julian can really churn out the code.

MailScanner is like deodorant...
You hope everybody uses it, and
you notice quickly if they don't!!!!

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