Re: logtape.c stats don't account for unused "prefetched" block numbers

On Thu, 2020-09-10 at 18:42 -0700, Peter Geoghegan wrote:
> We still need to put the reliance on ltsWriteBlock() allocating many
> blocks before they've been logically written on some kind of formal
> footing for Postgres 13 -- it is now possible that an all-zero block
> will be left behind even after we're done writing and have flushed
> all
> temp buffers, which is a new thing.

Is the current direction of this thread (i.e. the two posted patches)
addressing your concern here?

Regards,
    Jeff Davis