At Mon, 28 Sep 2020 08:11:23 +0530, Amit Kapila <amit.kapila16@gmail.com> wrote in
> One other thing that occurred to me today is can't we keep this as
> part of PgStat_GlobalStats? We can use pg_stat_reset_shared('wal'); to
> reset it. It seems to me this is a cluster-wide stats and somewhat
> similar to some of the other stats we maintain there.
I like that direction, but PgStat_GlobalStats is actually
PgStat_BgWriterStats and cleard by a RESET_BGWRITER message.
regards.
--
Kyotaro Horiguchi
NTT Open Source Software Center