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Date:      Mon, 24 Feb 1997 23:04:12 +0100
From:      j@uriah.heep.sax.de (J Wunsch)
To:        hackers@FreeBSD.ORG
Subject:   Re: Recurring freeze with 2.1.5 system
Message-ID:  <Mutt.19970224230412.j@uriah.heep.sax.de>
In-Reply-To: <199702240555.VAA01312@lightside.com>; from Jake Hamby on Feb 23, 1997 21:55:23 -0800
References:  <199702240555.VAA01312@lightside.com>

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As Jake Hamby wrote:

> There's a 486 system at my Internet provider that he's set up as a "geek 
> box" for people to hack on.  It's a fairly lame configuration (486DX/4 
> 100MHz, 8MB RAM, IDE drives, NE2000 card).  Anyway, it has a recurring 
> problem where it will only answer pings.  Logins, either remote or from the 
> console, will hang (telnet will connect, but not prompt for username), and 
> the system must be forcibly rebooted.

Configure DDB, and see if it reacts to the DDB hotkey.  I would assume
this, since interrupts are obviously working.  Inside DDB, you even
have a `ps' command you could use to examine the process status.

If you're using a serial console, don't forget the option
BREAK_TO_DEBUGGER.  You can then use a BREAK condition on the serial
line as the DDB hotkey.  (BREAK is an out-of-band signal, you can
generate it in Kermit by ^\B, or in cu by ~b.)

-- 
cheers, J"org

joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)



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