Re: logtape.c stats don't account for unused "prefetched" block numbers - Mailing list pgsql-hackers

On Mon, Sep 14, 2020 at 3:54 PM Peter Geoghegan <pg@bowt.ie> wrote:
> If I add the assertion described above and run the regression tests,
> it fails within "select_distinct" (and at other points). This is the
> specific code:

This variant of the same assertion works fine:

+    Assert(lts->enable_prealloc || lts->nBlocksWritten ==
lts->nBlocksAllocated);

(This is hardly surprising, though.)

-- 
Peter Geoghegan