diff options
| author | Magnus Hagander | 2012-08-10 12:49:03 +0000 |
|---|---|---|
| committer | Magnus Hagander | 2012-08-10 12:51:57 +0000 |
| commit | 63e719ec511f99eeb4f237366ef633cd264e40da (patch) | |
| tree | 573abaf3ef7d9141840c1a56de98221f28f96ca0 /doc/src | |
| parent | 86ece4bff648364ece3cf03c0e7bfbe9fb3fc8cd (diff) | |
Fix upper limit of superuser_reserved_connections, add limit for wal_senders
Should be limited to the maximum number of connections excluding
autovacuum workers, not including.
Add similar check for max_wal_senders, which should never be higher than
max_connections.
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/config.sgml | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml index 631f302d7f2..31ada47b287 100644 --- a/doc/src/sgml/config.sgml +++ b/doc/src/sgml/config.sgml @@ -2114,12 +2114,16 @@ SET ENABLE_SEQSCAN TO OFF; </indexterm> <listitem> <para> - Specifies the maximum number of concurrent connections from standby - servers or streaming base backup clients (i.e., the maximum number of - simultaneously running WAL sender - processes). The default is zero. This parameter can only be set at - server start. <varname>wal_level</> must be set to <literal>archive</> - or <literal>hot_standby</> to allow connections from standby servers. + Specifies the maximum number of concurrent connections from + standby servers or streaming base backup clients (i.e., the + maximum number of simultaneously running WAL sender + processes). The default is zero, meaning replication is + disabled. WAL sender processes count towards the total number + of connections, so the parameter cannot be set higher than + <xref linkend="guc-max-connections">. This parameter can only + be set at server start. <varname>wal_level</> must be set + to <literal>archive</> or <literal>hot_standby</> to allow + connections from standby servers. </para> </listitem> </varlistentry> |