Problem with security log
nickson at interia.pl
Wed Oct 13 09:03:37 UTC 2010
2010/10/13 Jeremy Chadwick <freebsd at jdc.parodius.com>:
> On Tue, Oct 12, 2010 at 10:50:28PM +0200, Marcin wrote:
>> Hi folks,
>> For some time in the file / var / log / security appear illegible entries:
>> kernel: ipfw: 200 Deny UDiPp f1w9:2 .168.10.5:5230503 D22e4n.y0
>> .U0D.P25 1:15923.5136 o8.u10t. 5va5 3r5e03 188.8.131.52:5353 in via re0
>> How to get rid of it? Please help...
> There isn't a 100% reliable way to get rid of this problem. I've been
> harping about this for years (sorry to sound like a jerk, but this
> really is a major problem that keeps coming up and annoys users/admins
> to no end. There are solutions -- Linux solved it by implementing a
> lockless circular ring buffer used by kmsg).
> The """workaround""" -- which again, does not solve the problem, only
> decreases the regularity of it happening (and when it does happen, can
> sometimes decrease how much interspersed output there is) -- is to add
> the following line to your kernel config and rebuild/reinstall your
> options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
> This option became part of the GENERIC kernel configuration file at the
> following times:
> Depending on what release/tag you follow, you may or may not find the
> above commit/change in your GENERIC file. I can't be bothered to track
> down what time the CVS tagging was done, for multiple architectures,
> : http://www.mjmwired.net/kernel/Documentation/trace/ring-buffer-design.txt
> | Jeremy Chadwick jdc at parodius.com |
> | Parodius Networking http://www.parodius.com/ |
> | UNIX Systems Administrator Mountain View, CA, USA |
> | Making life hard for others since 1977. PGP: 4BD6C0CB |
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I have compiled kernel with this option and unfortunately problem still exist...
Do you have another idea how can i improve my log file? :)
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