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Add name to nodes and show it for the standby in repl_status.

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This commit is contained in:
Jaime Casanova
2011-07-26 16:58:02 -05:00
parent 020e17b059
commit 276c947202
4 changed files with 35 additions and 20 deletions
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15
repmgr.sql
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@@ -14,8 +14,11 @@ CREATE SCHEMA repmgr;
*/
CREATE TABLE repl_nodes (
id integer primary key,
cluster text not null, -- Name to identify the cluster
conninfo text not null
cluster text not null, -- Name to identify the cluster
name text not null,
conninfo text not null,
priority integer not null,
witness boolean not null default false
);
ALTER TABLE repl_nodes OWNER TO repmgr;
@@ -34,8 +37,6 @@ CREATE TABLE repl_monitor (
);
ALTER TABLE repl_monitor OWNER TO repmgr;
CREATE INDEX idx_repl_monitor_last_monitor_sort ON repl_monitor(last_monitor_time, standby_node);
/*
* This view shows the latest monitor info about every node.
* Interesting thing to see:
@@ -47,12 +48,14 @@ CREATE INDEX idx_repl_monitor_last_monitor_sort ON repl_monitor(last_monitor_tim
* time_lag: how many seconds are we from being up-to-date with master
*/
CREATE VIEW repl_status AS
SELECT primary_node, standby_node, last_monitor_time, last_wal_primary_location,
SELECT primary_node, standby_node, name AS standby_name, last_monitor_time, last_wal_primary_location,
last_wal_standby_location, pg_size_pretty(replication_lag) replication_lag,
pg_size_pretty(apply_lag) apply_lag,
age(now(), last_monitor_time) AS time_lag
FROM repl_monitor
FROM repl_monitor JOIN repl_nodes ON standby_node = id
WHERE (standby_node, last_monitor_time) IN (SELECT standby_node, MAX(last_monitor_time)
FROM repl_monitor GROUP BY 1);
ALTER VIEW repl_status OWNER TO repmgr;
CREATE INDEX idx_repl_status_sort ON repl_monitor(last_monitor_time, standby_node);