[petsc-dev] best fix for -hosts localhost issue

[Jed Brown]

Barry Smith <bsmith at mcs.anl.gov> writes:
> ~/Src/newmodel  master $ more /etc/hosts
> ##
> # Host Database
> #
> # localhost is used to configure the loopback interface
> # when the system is booting.  Do not change this entry.
> ##
> 127.0.0.1       localhost
> 255.255.255.255 broadcasthost
> ::1             localhost 
> fe80::1%lo0     localhost
>
> but note that Apple Mac OS doesn’t (supposedly) use this file except
> at startup 

really?

> and somehow sets the hostname based on the network or lack of it.

Is the hostname in /etc/hostname?
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