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Old 10-18-2011, 11:16 PM
Ljubomir Ljubojevic
Default Hot upgrade from 5.2 Centos to 5.7 Centos

Vreme: 10/19/2011 12:18 AM, John R Pierce piše:
> On 10/18/11 3:02 PM, Vinay Nagrik wrote:
>> I am installed some application running on top of Centos 5.2 OS and these
>> applications are running fine. However, we are thinking of upgrading our
>> 5.2 Centos to 5.7 (hot upgrade). That is we want to upgrade from 5.2 Centos
>> to 5.7 Centos and not disturb the applications.
>> Is it possible? Could someone please help.
> assuming those applications didn't replace system files that are under
> RPM management, then a yum update should be just fine.
> I recently upgraded a system that had been left at 5.4 a little too
> long, and found I had to update yum and some other things first, before
> the full yum update would work, I also had to do a yum cleanall after
> that update of yum itself.
> do watch the output of the yum update for `rpmnew` files, and diff each
> of these with your system files, and merge the changes manually (I
> usually copy my stuff from the old file to the rpmnew file, then mv
> x.rpm x...) this is typically .conf files.

Shouldn't he run "yum upgrade" instead of update? upgrade will take into
account any possible obsoletes.


Ljubomir Ljubojevic
(Love is in the Air)
PL Computers
Serbia, Europe

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