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

From: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Peter Geoghegan <pg(at)bowt(dot)ie>, Jeff Davis <pgsql(at)j-davis(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: logtape.c stats don't account for unused "prefetched" block numbers
Date: 2020-09-16 00:10:27
Message-ID: 20200916001027.GA19161@alvherre.pgsql
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On 2020-Sep-15, Tom Lane wrote:

> Peter Geoghegan <pg(at)bowt(dot)ie> writes:
> > On Tue, Sep 15, 2020 at 3:02 PM Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> >> The tag is applied, though for some reason the pgsql-committers auto
> >> e-mail about new tags hasn't been working lately.
>
> > Thanks. FWIW I did get the automated email shortly after you sent this email.
>
> Yeah, it did show up here too, about an hour after I pushed the tag.
> The last several taggings have been delayed similarly, and I think
> at least one never was reported at all.

I approved it about half an hour after it got in the moderation queue.

They get moderated because the noreply(at)postgresql(dot)org address which
appears as sender is not subscribed to any list. I also added that
address to the whitelist now, but whether that's a great fix in the long
run is debatable.

--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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