hubert depesz lubaczewski wrote:
> On Wed, Aug 22, 2007 at 07:07:20PM +0200, Christian Schröder wrote:
>
>> These are the current settings from the server configuration:
>> shared_buffers = 3GB
>>
>
> this is *way* to much. i would suggest lowering it to 1gig *at most*.
>
Ok, I can do this, but why can more memory be harmful?
>> max memory size (kbytes, -m) 3441565
>>
>
> this looks like too close to shared_buffers. again - lower it.
>
What happens if I set shared_buffers higher than the ulimit?
>> The machine is a linux box with 4 GB memory running PostgreSQL 8.2.4.
>>
>
> is it by any chance i386 architecture?
>
Linux db2 2.6.18.8-0.3-default #1 SMP Tue Apr 17 08:42:35 UTC 2007
x86_64 x86_64 x86_64 GNU/Linux
Intel(R) Xeon(R) CPU 5130 @ 2.00GHz with 4 logical processors (2 physical)
vm.overcommit_memory = 2 # No memory overcommit.
Regards,
Christian
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