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authorAlvaro Herrera <alvherre@alvh.no-ip.org>2019-11-12 18:34:20 -0300
committerAlvaro Herrera <alvherre@alvh.no-ip.org>2019-11-12 18:48:41 -0300
commitc5e8ea978d88ea4aa731516836e14d54c50cc957 (patch)
treeeeb7ee621b7c39ca090a8695efd66d66a801e0fe /doc/src
parent5c46e7d82e88859395c2688c37bb643ae7dbbfa1 (diff)
downloadpostgresql-c5e8ea978d88ea4aa731516836e14d54c50cc957.tar.gz
postgresql-c5e8ea978d88ea4aa731516836e14d54c50cc957.zip
pg_stat_activity: document client_port being null
As suggested by Stephen Frost. Discussion: https://postgr.es/m/20191104160605.GC6962@tamriel.snowman.net
Diffstat (limited to 'doc/src')
-rw-r--r--doc/src/sgml/monitoring.sgml3
1 files changed, 2 insertions, 1 deletions
diff --git a/doc/src/sgml/monitoring.sgml b/doc/src/sgml/monitoring.sgml
index d18b271a58d..901fee97ffb 100644
--- a/doc/src/sgml/monitoring.sgml
+++ b/doc/src/sgml/monitoring.sgml
@@ -652,7 +652,8 @@ postgres 27093 0.0 0.0 30096 2752 ? Ss 11:34 0:00 postgres: ser
<entry><structfield>client_port</structfield></entry>
<entry><type>integer</type></entry>
<entry>TCP port number that the client is using for communication
- with this backend, or <literal>-1</literal> if a Unix socket is used
+ with this backend, or <literal>-1</literal> if a Unix socket is used.
+ If this field is null, it indicates that this is an internal server process.
</entry>
</row>
<row>