[CentOS] large update - best practice

[Jon LaBadie]

On Fri, Jan 27, 2017 at 06:05:54PM +0100, Leon Fauster wrote:
> > Am 27.01.2017 um 17:27 schrieb m.roth at 5-cent.us:
> > 
> > Johnny Hughes wrote:
> >> On 01/27/2017 09:19 AM, Jon LaBadie wrote:
> >>> With a large update to be made, eg. the 900 package
> >>> one I questioned yesterday, are there any suggestions
> >>> to avoid possible complications?
> >>> 
> >>> Two examples, I'd like to know of others too:
> >>> 
> >>> I'm not running the most recently installed kernel,
> >>> I assume I should reboot to that.
> >>> 
> >>> I normally have a graphical environment running.
> >>> Would it be better to: a) shutdown X and update
> >>> from a straight CLI environment b) logout from
> >>> the GUI and update from a vt CLI c) update from
> >>> a GUI login as root or d) doesn't matter, do as
> >>> normal -- from an ssh login, "sudo yum update"?
> >> 
...
> 
> In such scenario (xxx packages to update) I normally split the update command into
> 
> # yum clean all
> # yum update glibc* rpm* yum* 
> # yum update
> # reboot

The update to glibc*, wouldn't that replace the current
versions on disk?  If so, wouldn't there be a problem
if one had to reboot before the yum update could run
or complete.  Or do applications not need specific
glibc versions but only version X or newer.

Jon
-- 
Jon H. LaBadie                 jon at jgcomp.com
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