Freebsd 5.3 hangs under heavy load????--Anyone ??

[Amandeep]

Amandeep wrote:

> Hi again,
>
> I have two Seagate SCSI drives 36GB and 8GB RAM and installed 5.3-REL 
> with
> PAE and SMP support.
> Now the problem arises that the system hangs under heavy load and there
> are no error messages nothing. I have to hard boot it everytime it hangs.
>
>
> Then I  tried with only SMP and the machine still hangs. I tried using 
> New memory and a Maxtor 36Gb SCSI drive , still hangs but was up for 
> longer perios 13hrs..
> Any one know about this problem.
> Alos tried with 5.4-Prerelease same results.
> Any help would be great,
>
> Scott any help.
>
> Thanks
> Aman
> Rojer wrote:
>
>> Amandeep Pannu wrote:
>>
>>> Hi all,
>>>
>>> I have two Seagate SCSI drives 36GB and 8GB RAM and installed 
>>> 5.3-REL with
>>> PAE and SMP support.
>>> Now the problem arises that the system hangs under heavy load and there
>>> are no error messages nothing. I have to hard boot it everytime it 
>>> hangs.
>>>
>> Roger Comments:
>
>
>
>> PAE must have something to do with this.
>> i have similar reports from fellow admins (they run large free mail 
>> service):
>> machines with lots (4+ gigs) of memory, 5.3R, SMP and PAE enabled 
>> just refused to cooperate,
>> freezing and crashing all the way under load.
>> sadly, having no time to dive into gory details,
>> they just installed Linux on those and all has been going well since 
>> that...
>> the point is: PAE and large memory configurations in general need 
>> more testing.
>>
>
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