Re: [HACKERS] Vacuum: allow usage of more than 1GB of work mem

On Wed, Feb 1, 2017 at 5:47 PM, Masahiko Sawada <sawada.mshk@gmail.com> wrote:
> Thank you for updating the patch.
>
> Whole patch looks good to me except for the following one comment.
> This is the final comment from me.
>
> /*
>  *  lazy_tid_reaped() -- is a particular tid deletable?
>  *
>  *      This has the right signature to be an IndexBulkDeleteCallback.
>  *
>  *      Assumes dead_tuples array is in sorted order.
>  */
> static bool
> lazy_tid_reaped(ItemPointer itemptr, void *state)
> {
>     LVRelStats *vacrelstats = (LVRelStats *) state;
>
> You might want to update the comment of lazy_tid_reaped() as well.

I don't see the mismatch with reality there (if you consider
"dead_tples array" in the proper context, that is, the multiarray).

What in particular do you find out of sync there?