The ndsd.log file contains information about eDirectory server-related messages, such as, server shutdown and start messages and PKI and LDAP services start and shutdown messages. By default, this file is located in the /var/opt/novell/eDirectory/log directory.
You can increase the debug level for the ndsd.log file by modifying the following variable in the nds.conf file from /etc/opt/novell/eDirectory/conf/nds.conf file.
n4u.server.log-levels=Logxxxx