Redhat 9 wired freeze and halt

[Crucificator]

Rushan Sobar wrote:

> Well i follow most of your steps
> 1st no pattern in the freez
> 2nd i turn the verbose logging and put this line in
> /etc/syslog.conf
> *.*     /dev/tty12
>
> and until now the uptime around 2 days
> my log start showing the following error's
>
> Nov  4 13:31:52 mec kernel: klogd 1.4.1, log source = /proc/kmsg started.
> Nov  4 13:33:20 mec kernel: hw tcp v4 csum failed
> Nov  4 13:35:21 mec kernel: hw tcp v4 csum failed
> Nov  4 13:37:31 mec last message repeated 9 times
> Nov  4 13:39:26 mec kernel: hw tcp v4 csum failed
> Nov  4 13:41:40 mec kernel: hw tcp v4 csum failed
> Nov  4 13:42:49 mec last message repeated 7 times
> Nov  4 13:43:28 mec kernel: hw tcp v4 csum failed
> Nov  4 13:54:10 mec last message repeated 2 times
> Nov  4 13:58:14 mec last message repeated 2 times
> Nov  4 13:59:44 mec last message repeated 3 times
>
> anything help ?
> whats that error exactly?
>
> Regards
> Rushan
>
>
> ----- Original Message ----- From: "Crucificator" <crucificator at home.ro>
> To: "General Red Hat Linux discussion list" <redhat-list at redhat.com>
> Sent: Thursday, November 04, 2004 12:50 PM
> Subject: Re: Redhat 9 wired freeze and halt
>
>
>> Rushan Sobar wrote:
>>
>>> Hi,
>>>
>>> i install the memtester and test with it everything seems to be ok
>>
>>
>> Your problem is not well defined (not by you but by the 
>> circumstances) so I for one can't help you.
>> If I were in your shoes I would do this:
>>
>> 1. Disable anything that resembles Power Management on your computer 
>> (long shot after you said that it happens after a week but worth trying)
>> 2. Find out if there is a time pattern in these freezes. If there is 
>> then 99.9% it should be a software thing.
>> 3. You mentioned that every week you get this. Check out cron weekly. 
>> If there is a job, execute it and see if you get the same effect.
>> 4. put every service on verbose logging and put this line in 
>> /etc/syslog.conf:
>> *.*     /dev/tty12.
>> Restart the machine completely (or restart every service that you 
>> modified manualy, including syslog, if you prefer :) ) and comute to 
>> tty12
>> 5. After the freeze you should see what was the last thing that 
>> happened after the freeze.
>> 6. Post the contents of the screen again to this list (if after a 
>> week consider starting a new thread :) ) and then we hopefully will 
>> have much more to go on
>>
>> Regards,
>> Crucificator
>>
>> -- 
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>
>
>
Disable ECN: echo 0 > /proc/sys/net/ipv4/tcp_ecn