Are you using the latest version of postfix with all the latest patches? Is it
built from source or someone's RPM?

> Apr  1 07:13:06 dunsmuir postfix/local[26841]: fatal: open database
> /etc/postfix/aliases.db: No such file or directory

Ok, you need to move the aliases file from /etc to /etc/postfix and then run
`newaliases`.

> Apr  1 07:13:07 dunsmuir postfix/qmgr[26832]: warning: mail_scan_any:
> got EOF; expected: string
> Apr  1 07:13:07 dunsmuir postfix/qmgr[26832]: warning: private/local:
> malformed response
> Apr  1 07:13:07 dunsmuir postfix/master[26830]: warning: process
> /usr/lib/postfix/local pid 26841
> exit status 1
> Apr  1 07:13:07 dunsmuir postfix/master[26830]: warning:
> /usr/lib/postfix/local: bad command start
> up -- throttling
>
> Not sure what it's trying to tell me. I followed the instructions I
> could find to set it up.
> I can see it's definitely fubared.

Yup. I'll check into it and see what I can come up with.