Hello, thank you for the reply. At Thu, 18 May 2017 20:48:44 -0400, Peter Eisentraut <peter.eisentr...@2ndquadrant.com> wrote in <343d4cdb-e25d-867d-2830-6502eca4d...@2ndquadrant.com> > On 5/10/17 04:38, Kyotaro HORIGUCHI wrote: > > Hi. While I read the documentation I found the following > > description about some columns in pg_stat_bgwriter. > > > > https://www.postgresql.org/docs/devel/static/monitoring-stats.html#pg-stat-bgwriter-view > > > > This table shows cluster-global values, not per-backend values. > > > >> maxwritten_clean: > >> Number of times the background writer stopped a cleaning scan > >> because it had written too many buffers > >> buffers_backend: > >> Number of buffers written directly by a backend > >> buffers_backend_fsync: > >> Number of times a backend had to execute its own fsync call > >> (normally the background writer handles those even when the > >> backend does its own write) > > Since the values are the summary in a cluster, the 'a backend's > > in the last two seems wrong *to me*. I suppose the 'a backend' > > should be just 'backends' or 'backends other than the background > > writer' (This seems a bit verbose.). > > The text looks correct to me as it currently stands. Your alternative > phrasings are also correct. But there is no need to change this, I think.
It's enough for me to know that it's not a kind of typo. Thanks. regards, -- Kyotaro Horiguchi NTT Open Source Software Center -- Sent via pgsql-hackers mailing list (email@example.com) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers