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Modifications to galera monitor to control whether selection of master is wanted.

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This commit is contained in:
counterpoint
2015-04-24 15:35:10 +01:00
parent e5c34e9031
commit 96cb45f524
1 changed files with 10 additions and 2 deletions
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12
Getting-Started/Configuration-Guide.md
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@ -440,6 +440,7 @@ backend_write_timeout=2
# galeramon specific options # galeramon specific options
disable_master_failback=0 disable_master_failback=0
available_when_donor=0 available_when_donor=0
disable_master_role_setting=0
``` ```
#### `module` #### `module`
@ -510,6 +511,13 @@ This option if set to 1 will allow Galera monitor to keep a node in `Donor` stat
As xtrabackup is a non-locking SST method, a node in `Donor` status can still be considered in sync. This option is not enabled by default and should be used as the administrator's discretion. As xtrabackup is a non-locking SST method, a node in `Donor` status can still be considered in sync. This option is not enabled by default and should be used as the administrator's discretion.
#### `disable_master_role_setting`
This option if set to 1 will stop the Galera monitor from setting the status of
backend servers to master or slave. It is applicable when the Galera router is
being used to spread writes across multiple nodes, so that no server is to be
nominated as the master.
#### `backend_connect_timeout` #### `backend_connect_timeout`
This option, with default value of `3` sets the monitor connect timeout to backends. This option, with default value of `3` sets the monitor connect timeout to backends.
@ -1367,11 +1375,11 @@ Example:
``` ```
[Galera Listener] [Galera Listener]
type=listener type=listener
address=192.1681.3.33 address=192.168.3.33
port=4408 port=4408
socket=/servers/maxscale/galera.sock socket=/servers/maxscale/galera.sock
``` ```
TCP/IP Traffic must be permitted to 192.1681.3.33 port 4408 TCP/IP Traffic must be permitted to 192.168.3.33 port 4408
For Unix socket, the socket file path (example: `/servers/maxscale/galera.sock`) must be writable by the Unix user MaxScale runs as. For Unix socket, the socket file path (example: `/servers/maxscale/galera.sock`) must be writable by the Unix user MaxScale runs as.