Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 22 May 2000 09:31:29 +0930
From:      Greg Lehey <grog@lemis.com>
To:        Khairuddin Abdul Ghani <abdulgha@usc.edu>
Cc:        freebsd-questions@FreeBSD.ORG
Subject:   Re: mysterious shutdowns
Message-ID:  <20000522093128.A77130@freebie.lemis.com>
In-Reply-To: <00b401bfc354$31b72aa0$6f1f7d80@phoenix>
References:  <00b401bfc354$31b72aa0$6f1f7d80@phoenix>

next in thread | previous in thread | raw e-mail | index | archive | help
[Format recovered--see http://www.lemis.com/email/email-format.html]

On Sunday, 21 May 2000 at 11:41:36 -0700, Khairuddin Abdul Ghani wrote:
> Hello.
>
> First thanks to Crist for helping me with my talkd problem, but now there
> seems to be something more sinister happening on my machine.
>
> At least once a day, the machine would 'shutdown' (as noted in the 'last'
> output) mysteriously for no apparent reason. What bothers me is that just
> before or during each shutdown, there would be a ton of traffic going into
> the machine (an outside attack it seems). Unfortunately, nothing seems to be
> logged, because syslogd dies during the shutdown. Sometimes certain
> libraries like mm and tcl which are heavily used would disappear.
>
> At the moment I'm trying to log incoming connections with log_in_vain, and
> maybe just running tcpdump indefinitely. If there are any better ways,
> please tell. I have IPFIREWALL compiled with log amount of 50 and VERBOSE.
>
> Best regards, Rudy.
>
> eg. last | grep shutdown:

Please don't wrap these lines.

> shutdown         ~                         Fri May 19 15:09
> flash            ttypm    194.133.37.38    Fri May 19 15:04 - shutdown (00:05)
> misterio         ttyp5    62.11.132.164    Fri May 19 15:01 - shutdown (00:07)
> di0lam0r         ttypb    a-na12-61.tin.it Fri May 19 12:44 - shutdown (02:24)
> xgen             ttyp6    res-3617.usc.edu Fri May 19 10:59 - shutdown(04:09)
>
> /var/log/messages:
> May 21 05:21:47 sage syslogd: exiting on signal 15

It would be interesting to know what version of FreeBSD you're
running.  We had a problem with symptoms like this in -CURRENT
recently, but if you're running -CURRENT, you should be discussing the
problem on the FreeBSD-current mailing list, not here.

Greg
--
When replying to this message, please copy the original recipients.
For more information, see http://www.lemis.com/questions.html
Finger grog@lemis.com for PGP public key
See complete headers for address and phone numbers


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-questions" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20000522093128.A77130>