Why my new Disk Group is not getting mounted automatically when ASM instance starts?

Today I faced the issue that a new ASM Disk Group created in instance +ASM1 is not getting automatically mounted in instance +ASM2.The first step was to check DB dependencies:[oracle@ol5-112-rac2 trace]$ srvctl config database -d RACDatabase unique name: RACDatabase name: RACOracle home: /u01/app/oracle/product/11.2.0/db_1Oracle user: oracleSpfile: +DATA/RAC/spfileRAC.oraDomain: localdomainStart options: openStop options: immediateDatabase role: PRIMARYManagement policy: AUTOMATICServer… Continue reading Why my new Disk Group is not getting mounted automatically when ASM instance starts?

ORA-15097: cannot SHUTDOWN ASM instance with connected client

In 11g R2 Clusterware configurations the OCR is located in ASM disk, that’s why ASM can’t be shutdown while the cluster is running.  You have to shutdown your cluster in order to shutdown ASM instance.Oracle support note 984663.1Here’s a good blog about this:http://divakarmehta.wordpress.com/2012/04/19/how-crs-accesses-ocr-in-oracle-asm-during-11-2-grid-infra-rac-startup/Example, how to shutdown ASM instance on node ol5-112-rac1:[oracle@ol5-112-rac1 ~]$ crsctl status resource -t--------------------------------------------------------------------------------NAME           TARGET … Continue reading ORA-15097: cannot SHUTDOWN ASM instance with connected client

GoldenGate 11G Install on Linux x86

Today I will show you how to install GoldenGate under Linux 5.5 following the recipe of my teammate Gleb.(http://www.pythian.com/blog/oracle-goldengate-installation-part-1/)Prerequisites:·          Oracle Linux 5.5 installed in 2 VM using VirtualBox, I have used one pre-built VM from Oracle (http://www.oracle.com/technetwork/database/enterprise-edition/databaseappdev-vm-161299.html)·          Download Oracle GoldenGate software from (http://www.oracle.com/technetwork/middleware/goldengate/downloads/index.html)·          Start both VM machines and change the host name to source_host &… Continue reading GoldenGate 11G Install on Linux x86