Jamie Bowden wrote:
> You're expecting the whole world to keep the source tree on disk and
> recompile the OS.  Once I've done this, I cannot regress.  This is
> unrealistic in production environments.  I can update Irix without
> shutting down, and a single reboot at the end to load the new kernel.
> 
> Everything is tracked via inst/swmgr, any part can be upgraded or
> downgraded as necessary, including dependancies.

In a production environment, the "downgraded" part is
oftem the most critical of the two, since "upgrades"
often aren't, and being able to "undo" one that is
more trouble than it's worth is often worth the entire
price of the system, when you are up against a wall.

-- Terry

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