Archive for September, 2008
Question:Sizing ASM LUN
We received following question from Mr Orlando through our Contact Page How about a discussion on how to size our LUNS to use with ASM. For instance we have a Dell MD3000 with 44x300GB HDDs (protected by RAID-10) and we’re planning to create LUNs of 2TB on the [Read More]
How To Recover From Corrupted OCR Disk
It is very common where a DBA is left with corrupted OCR disk without having any good backup. The same situation was experienced by me few days back. One node of RAC database shows the following: NODE1: $ORA_CRS_HOME/bin/crs_stat -t Name Type Target State Host [Read More]
Issues with CLUSTER_DATABASE parameter
Yesterday, I faced an interesting scenario while upgrading 2 Node RAC Database. I tried setting up CLUSTER_DATABASE=FALSE in spfile from Node 1,but it displayed value as TRUE after restarting database.Same was true for Database startup entries in Alert log. If I did the [Read More]
