On Sun, Jan 4, 2015 at 1:48 AM, Edson Carlos Ericksson Richter
<edsonrichter(at)hotmail(dot)com> wrote:
> How to query current segments allocation relative to "Wal keep segments" in
> each master server?
What is your server version? You can have a look at
pg_stat_replication on the master which contains information about the
WAL segments written, flushed and replayed on each slave:
http://www.postgresql.org/docs/devel/static/monitoring-stats.html#PG-STAT-REPLICATION-VIEW
--
Michael