>
> And then all your running daemons have heart attacks. Why? Because sendmail
> has glibc 2.0.7x mapped, but doesn't have the DNS stuff mapped, and then
> sendmail decides to do a DNS lookup, maps in glibc 2.0.7y's DNS module,
> and looses/bounces your e-mail.
>
> (Yes, it was only the test machine, but some people might think it's safe to
> upgrade glibc on a running system from packages - often, it isn't. It might
> usually work, but occasionally bouncing e-mail is still not good.)
>
>From the glibc INSTALL:
If you are installing glibc as your primary C library, we recommend you
shut the system down to single-user mode first, and reboot afterward.
This minimizes the risk of breaking things when the library changes out
from underneath.
-- Shaw Carruthers - shaw@shawc.demon.co.uk London SW14 7JW UK This is not a sig( with homage to Magritte).
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