Re: Memory and/or cache issues?

Michael Stone wrote:
> On Fri, May 05, 2006 at 10:45:21AM -0400, mcelroy, tim wrote:
>> Thanks Michael.  Are you saying the 'used' column is the irrelevant
>> number?
>> Is the number that is more pertinent is 1416880?  Is that the actual
>> amount
>> of memory in use?
>
> Yes.
>
>> I agree about the allocation of a bogus amount of memory
>> but the issue occurred after-hours when the application(s) were not
>> running.
>> Or are you saying the app whacked the DB during the day and never
>> recovered?
>
> I have no idea why the bogus memory allocation happened. If it continues
> to happen you might have data corruption on disk. If it never happens
> again, it could have been cosmic rays.
>
> Mike Stone

have you configured your shared memory settings right?
if postgres tries to allocate more memory (because of settings enable
it) than the kernel itself is configured for, then you will see similar
error messages.

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Gábriel Ákos
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