Re: Failed assert ((data - start) == data_size) in heaptuple.c

On 7 April 2011 16:56, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Brendan Jurd <direvus(at)gmail(dot)com> writes:
>> TRAP: FailedAssertion("!((data - start) == data_size)", File:
>> "heaptuple.c", Line: 255)
>
> [ scratches head ... ]  That implies that heap_fill_tuple came to a
> different conclusion about a tuple's data size than the immediately
> preceding heap_compute_data_size.  Which I would sure want to believe
> is impossible.  Have you checked for flaky memory on this machine?
>

We are doing so now -- although the RAM is ECC and just a few months
old, so flakiness seems a distant possibility. I will report back
after we've given it a proper thrashing with memtest.

Cheers,
BJ