Обсуждение: pgsql: Introduce a WaitEventSet for the stats collector.

Introduce a WaitEventSet for the stats collector.

This avoids avoids some epoll/kqueue system calls for every wait.

Reviewed-by: Kyotaro Horiguchi <horikyota.ntt@gmail.com>
Discussion: https://postgr.es/m/CA%2BhUKGJAC4Oqao%3DqforhNey20J8CiG2R%3DoBPqvfR0vOJrFysGw%40mail.gmail.com

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/e7591fd3cae6c64236ef29d3c87e69b96608a19b

Modified Files
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src/backend/postmaster/pgstat.c | 24 ++++++++++++++----------
1 file changed, 14 insertions(+), 10 deletions(-)