syslog usually filter out output trace messages with predefined tag types like:
What is the proper way to enable/disable syslog filtering during fresh compiled software investigation?
The only way is to alter the file
/etc/rsyslog or there is a command (a software) allowing dynamically enable/disable certain syslog level and so it would be easy to include into the batch file:
- enabling certain syslog level messaging
- executing tested application
- restore original syslog levels