This section shows the configuration for a system in which preprocessing takes place on one master host and one preprocessor host.
The configuration is only specified for mytrexmaster and mytrexpreprocessor, and only where distributed preprocessing is involved.
Assumptions:
TREX admin tool, Landscape Configuration
Hosts table (extract 1)
Host | Name Server Mode | Master Index/Queue Server | Slave Index Server for | Preprocessor Mode |
---|---|---|---|---|
mytrexmaster |
1st master |
! |
index |
|
mytrexpreprocessor |
slave |
index |
||
mytrexslave1/2 |
slave |
search |
||
... |
Hosts table (extract 2)
Host | Base Path | Services |
---|---|---|
mytrexmaster |
... |
... |
mytrexpreprocessor |
/usr/sap/<SAPSID>/TRX<instance_number> |
nameserver, preprocessor1, preprocessor2 |
... |
TREXDaemon.ini for 'mytrexpreprocessor' (extract)
[daemon]
programs = nameserver, preprocessor1, preprocessor2
TREX admin tool, Landscape Ini
TREXQueueServer.ini for 'mytrexmaster'
[preprocessor]
poolsize=9
The pool size is calculated as follows:
2 * <preprocessor-threads> on <mytrexpreprocessor> + <preprocessor-threads> on <mytrexmaster> = 2 * 3 + 3 = 9