Database Blog

OEM CONTROL COMMANDS

OEM CONTROL COMMANDS: ===================== Stop/start and status oms in cloud control =============================== cd $ORACLE_HOME/bin emctl stop oms emctl start oms emctl status oms stop/start agent in oem cloud control =====================================…

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Viewing an Alert Log from ADRCI

Viewing an Alert Log from ADRCI ================================ You want to view an alert log by using ADRCI commands. To view an alert log with ADRCI, follow these steps: Invoke ADRCI.…

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Finding What’s Consuming the Most Undo

Finding What’s Consuming the Most Undo ======================================= Use the following query to find out which SQL statement has run for the longest time in your database. SQL> select s.sql_text from…

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Determining the Optimal Undo Retention Period

Determining the Optimal Undo Retention Period ============================================== You need to determine the optimal length of time for undo retention in your database. Solution You can specify the length of time…

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Find the current patchset levels for products in Oracle Apps

To obtain the current patchset levels for each specific E-Business Suite functional product test the following steps: 1. Log into OAM. (Responsibility System Administrator,”Oracle Applications Manager”, menu “OAM Support Cart”)…

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Queries Related to Undo in Oracle

To find retention guarantee for undo tablespace select tablespace_name,status,contents,retention from dba_tablespaces where tablespace_name like ‘%UNDO%’; To find Undo Space Availability select a.tablespace_name, SIZEMB, USAGEMB, (SIZEMB – USAGEMB) FREEMB from (select…

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Locking and Disabling User Accounts in Linux

Locking and Disabling User Accounts in Linux   1. Locking the user account To lock a user account use the command usermod -L or passwd -l. Both the commands adds…

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Setup a password less SSH Connectivity Quickly on Linux

  We can use ssh to connect between servers, but many times it is required to setup a password less connectivity between the servers. We can follow below steps to…

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Error in `FNDLIBR’: double free or corruption (out) in Oracle Apps R12.1

Error in `FNDLIBR’: double free or corruption (out) In some concurrent programs, I was seeing the error as FNDLIBR corrupted. Other programs were working fine. This was observed in EBS…

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MRP process stopped with ORA-01111,ORA-01110,ORA-01157 error

PROBLEM: After adding a datafile in primary database, recovery process in standby stopped with below error. — Error in alert log of standby database Fri Jan 15 09:56:46 2021 Errors…

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