The Automatic Diagnostic Repository Command Interpreter (ADRCI) utility is a command-line tool that you use to manage Oracle Database diagnostic data. ADRCI is a command-line tool that is part of the fault diagnosability infrastructure introduced in Oracle Database 11g.
You can use ADRCI in interactive mode or batch mode. Setting the ADRCI Homepath Before Using ADRCI Commands When diagnosing a problem, you may want to work with diagnostic data from multiple database instances or components, or you may want to focus on diagnostic data from one instance or component. Viewing the Alert Log
[root@srv1 odaorabase0]# adrci ADRCI: Release 19.0.0.0.0 - Production on Tue Feb 25 14:40:01 2025 Copyright (c) 1982, 2019, Oracle and/or its affiliates. All rights reserved. ADR base = "/u01/app/odaorabase/oracle" adrci> adrci> adrci> adrci> show homes ADR Homes: diag/rdbms/sitnecdb/SITNECDB diag/rdbms/repocdb/REPOCDB diag/rdbms/testcdb/TESTCDB diag/rdbms/pricdb/PRICDB diag/asm/user_root/host_1122105564_110 diag/clients/user_oracle/host_1122105564_110 diag/asmtool/user_root/host_1122105564_110 diag/asmcmd/user_oracle/phanes diag/kfod/phanes/kfod adrci> purge -age 60 DIA-48448: This command does not support multiple ADR homes adrci> set home diag/rdbms/sitnecdb/SITNECDB adrci> purge -age 60 adrci> set home diag/rdbms/repocdb/REPOCDB adrci> purge -age 60 adrci> set home diag/rdbms/testcdb/TESTCDB adrci> purge -age 60 adrci> set home diag/rdbms/pricdb/PRICDB adrci> purge -age 60 adrci> set home diag/asm/user_root/host_1122105564_110 adrci> purge -age 60 adrci> set home diag/asmcmd/user_oracle/phanes adrci> purge -age 60