11g New Feature: Database Replay

Database Replay: In critical production systems, before making changes to the environment( Hardware or software related), lots of testing is required in test systems to know the effect of those changes and this usually takes lots of time to test for the stability and effects of the change. In Oracle 11g this thing is simplified…

11G:SYSASM role

Starting from Oracle 11g ASM, new privilege has been created for Administering Oracle ASM instances. This is called SYSASM role. You can continue using SYSDBA role to connect to ASM but it will generate following warning messages at time of startup/shutdown, create Diskgroup/add disk, etc. <strong>$ adrci</strong> ADRCI: Release 11.1.0.6.0 – Beta on Tue Jul…

New ASM Background Processes in 11G

Few hours back I installed Oracle Database 11g(Though still DB is yet to be created), so I started playing with the ASM instance. First thing I did was to check ASM alert.log. I used ADRCI (11g) to see it adrci&gt; show incident ADR Home = /u03/app/oracle/diag/asm/+asm/+ASM: ********************************************************* 0 rows fetched adrci&gt; show alert ADR Home…

Understanding of Oracle 11g Automatic Diagnostic Repository – Part 1

INTRODUCTION In an endeavour to move towards self managed database and provide better support solutions, Oracle 11g introduces another new feature in 11g called the Automatic Diagnostic Repository or ADR. As the name implies ADR is a automatically managed file based repository of diagnostic information such as trace files, core dumps, alert log, etc… ADR…