On Monday 06 Sep 2010, Robert Bronsdon wrote:
> On Mon, 06 Sep 2010 17:02:23 +0100, Terry Coles <[email protected]>
>
> wrote:
> > Can anyone point me at a 101 standard tutorial or reference page which
> > explains how running code gets overwritten in memory when Linux updates
> > packages?
>
> I think you'll find (someone may correct me soon) that most of the time
> the code doesn't get update in the running software.
>
> What tends to happen is you will update (for example) Apache, the files on
> disk will be re-written but the old version of the application will
> continue to run from memory. Then you will manually reboot Apache.
I can see how that can work for a desktop, because you will eventually shut
the machine down, but AIUI, Apache can be updated on a running server without
rebooting or restarting it and this has been a feature for years.
--
Terry Coles
64 bit computing with Kubuntu Linux
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