The IPS command set provides shortcuts for referencing the current ADR home and ADR base directories. To access the current ADR home directory, use the
<ADR_HOME> variable as follows:
ips add file <ADR_HOME>/trace/orcl_ora_13579.trc package 12
<ADR_BASE> variable to access the ADR base directory as follows:
ips add file <ADR_BASE>/diag/rdbms/orcl/orcl/trace/orcl_ora_13579.trc package 12
Type the angle brackets (< >) as shown.