On 21 Apr 2003, Arizona Adams wrote:

> Apr 21 18:05:24 matrix postfix/qmgr[8805]: E8964A2A74:
> to=<root@kimi.unitywave.com>, relay=none, delay=15144, status=deferred
> (connect to kimi.unitywave.com[65.39.78.58]: No route to host)Apr 21
> 18:05:24 matrix postfix/qmgr[8805]: warning: unable to talk to fast
> flush service

Make sure you have up-to-date postfix installed (and your configurations
updated as appropriate).

Maybe you can disable with:
 fast_flush_domains =

Also check your flush service in you master.cf. It might be something
like:
flush     unix  n       -       n       1000?   0       flush

   Jeremy C. Reed
   http://www.reedmedia.net/