The parameters you can set in the profile of the replication server are described below.
Parameters |
Meaning |
Unit/Value Range |
Standard value |
---|---|---|---|
enque/enrep/poll_interval |
This parameter determines the interval in which the HA software is polled to find out the current failover host. The value 0 means that the entire polling mechanism is deactivated. |
Integers/milliseconds |
0 |
enque/enrep/poll_timeout |
This parameter determines the timeout for the duration of a polling request to the HA software. If the polling lasts longer than the parameter value, the replication server switches to the hold state. |
Integers/seconds |
60 |
enque/enrep/inactive_action |
This parameter determines which action is executed, if the HA software reports that the replication server is not running on the failover host. |
Character string: sleep or shutdown |
sleep |
enque/enrep/hafunc_implementation |
The parameter determines which functions are used for the polling. If the parameter value is script, the actions contained in the following profile parameters are executed. Otherwise the API functions are called. The script option is only available in Unix, the API is only available in Windows. |
Character string: script or other platform-dependent value |
script |
enque/enrep/hafunc_init |
Program called, when the replication server is started, to initialize the mechanism of the HA poll. |
Program name (path details) |
- |
enque/enrep/hafunc_check |
Program that is always called if the HA software is polled. The return code of the program specifies whether the replication server is running on the failover host or not. There are different return codes:
|
Program name (path details) |
- |
You can find a description of the underlying polling concept under Polling Concept. Refer to the following sections for more information: