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Clarify repmgr database role

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Ian Barwick
2014-07-16 14:10:18 +09:00
parent 253992c5ec
commit 313d787ebf
1 changed files with 12 additions and 7 deletions
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QUICKSTART.md
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@@ -82,9 +82,12 @@ Note that repmgr expects a default of 5000 wal_keep_segments, although this
value can be overridden when executing the `repmgr` client.
Additionally, repmgr requires a dedicated PostgreSQL superuser account
and a database in which to store monitoring and replication data. The
database can in principle be any database, including the default postgres
one, however it's probably advisable to create a dedicated repmgr database.
and a database in which to store monitoring and replication data. The repmgr
user account will also be used for replication connections from the standby,
so a seperate replication user with the `REPLICATION` privilege is not required.
The database can in principle be any database, including the default `postgres`
one, however it's probably advisable to create a dedicated database for repmgr
usage.
### repmgr configuration
@@ -144,7 +147,7 @@ Master setup
```
host repmgr_db repmgr_usr 192.168.1.0/24 trust
host replication repuser 192.168.1.0/24 trust
host replication repmgr_usr 192.168.1.0/24 trust
```
Restart the PostgreSQL server after making these changes.
@@ -171,7 +174,7 @@ Slave/standby setup
1. Use repmgr to clone the master:
$ repmgr -f $HOME/repmgr/repmgr.conf -D $PGDATA -d repmgr_db -U repmgr_usr -R postgres --verbose standby clone 192.168.1.2
$ repmgr -D $PGDATA -d repmgr_db -U repmgr_usr -R postgres --verbose standby clone 192.168.1.2
Opening configuration file: ./repmgr.conf
[2014-07-04 10:49:00] [ERROR] Did not find the configuration file './repmgr.conf', continuing
[2014-07-04 10:49:00] [INFO] repmgr connecting to master database
@@ -190,8 +193,10 @@ Slave/standby setup
-R is the database system user on the master node. At this point it does not matter
if the `repmgr.conf` file is not found.
This will clone the PostgreSQL database files from the master, and additionally
create an appropriate `recovery.conf` file.
This will clone the PostgreSQL database files from the master, including its
`postgresql.conf` and `pg_hba.conf` files, and additionally automatically create
the `recovery.conf` file containing the correct parameters to start streaming
from the primary node.
2. Start the PostgreSQL server