Re: [HACKERS] sort on huge table

I wrote:
> Tatsuo Ishii <t-ishii@sra.co.jp> writes:
>>> If you could try sorting a table larger than 4GB with this code, I'd be
>>> much obliged.

>> ERROR:  ltsWriteBlock: failed to write block 131072 of temporary file
>> Perhaps out of disk space?

> Drat.  I'll take a look --- thanks for running the test.

That's what I get for not testing the interaction between logtape.c
and buffile.c at a segment boundary --- it didn't work, of course :-(.
I rebuilt with a small RELSEG_SIZE and debugged it.  I'm still concerned
about possible integer overflow problems, so please update and try again
with a large file.
        regards, tom lane