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Make DBA Life Easy Blog

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Make DBA Life Easy Blog

07.04.2025

Oracle Data Guard Most Used Commands – Make DBA Life Easy

Note: Static "_DGMGRL" entries are no longer needed as of Oracle Database 12.1.0.2 and later release in Oracle Data Guard Broker configurations that are managed by Oracle Restart, RAC On Node or RAC as the Broker will use the clusterware to restart an instance. ( Oracle Data Guard Broker and Static Service Registration (Doc ID…

Make DBA Life Easy Blog

07.04.2025

Oracle Duplicate a Database from a Standby Database – Make DBA Life Easy

This post demonstrates how to duplicate an Oracle database from a standby database instead of from a primary database normally. The environment list: Primaey DBStandby DBDulicate DBTESTDBSTBYDBDUDB Assume that all tnsnames are already configured. Password file, spfile are also already configured as the following: Copy the password file from source database for the target database,…

Make DBA Life Easy Blog

11.04.2025

EM 13c: How to Change Monitoring Credentials For WebLogic Domain Target – Make DBA Life Easy

We changed WebLogic user password for enforcing security principal, then WebLogic domain targets show down on OEM. Hence we need update the monitoring credentials on OEM for WebLogic domain. 1) Verify the correct Admin Server hostname and password are correct: EM Console > Middleware Targets > click the WebLogic Domain > WebLogic Domain dropdown menu…

Make DBA Life Easy Blog

22.04.2025

How to find the PID of the process using a specific port? – Make DBA Life Easy

# lsof -i :9933COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAMEoracle_51 51639 oracle 6u IPv4 3233899771 0t0 UDP localhost.localdomain:9933 # netstat -nlp|grep 9933udp 1053952 0 127.0.0.1:9933 0.0.0.0:* 51639/oracleTESTDB # fuser -v -n udp 9933 USER PID ACCESS COMMAND9933/udp: oracle 51639 F.... oracle_51639_TESTDB Check Session id(SID) and SQL statement from OS process id(PID) in Oracle…

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