You can add jpda options to glassfish.home/bin/appclient script. The default logging level for appclient is WARNING and output to console, and you can change it by editing domains/domain1/config/sun-acc.xml:
<log-service file="" level="WARNING"/>
-cheng
[Message sent by forum member 'cf126330' (cf126330)]
http://forums.java.net/jive/thread.jspa?messageID=281788