fc6 ssh/rsync 60 second delay

[Mike McGrath]

On 11/6/06, Mike Wright <xktnniuymlla at mailinator.com> wrote:
> Hi all,
>
> This is my third day of chasing it and am still trying to resolve this
> issue.
>
> Left the box running overnight but by morning it had hung.  Reboot found
> a trashed format: disk completely inaccessable, so...
>
> Just performed a clean install of fc6 and have not added any new
> packages or any other software.  The machine was given a host name that
> resolves with dns.  Just to be sure iptables/ip6tables was disabled on
> machines at both ends of the connection.
>
> I opened an xterm just beneath the clock, ssh'd to a remote machine on
> the same subnet, then ssh'd back to the new fc6 box.  It gave me back a
> password prompt.
>
> At 9:00:00 I pressed enter in response to the password request
> At 9:00:40 the message "Last login: Sun Nov 5...."
> At 9:01:00 I finally got the remote system prompt [mike at test ~]$
>
> I repeated this numerous times and each time it took exactly 60 seconds:
> 40 seconds until the "Last login" message, then 20 more until the sytem
> prompt.
>
> I think this 20/40/60 seconds may be the clue, but don't know what
> services/processes have those numbers hard coded into them.
>
> ssh/rsync outbound works correctly; only inbound connections have this
> problem.
>
> Has anybody else experienced this?  Would definitely appreciate help
> with this.
>
> Thanks,
> Mike Wright
>

Make sure your forward and reverse DNS is working correctly.  Add both
hosts to both /etc/hosts files and see what happens.

                -Mike