Author Archive
Effect Of Multiple SHMMAX Settings
Last week I saw a warning message at database startup time saying: WARNING: EINVAL creating segment of size 0x000000000f0020xx fix shm parameters in /etc/system or equivalent It is an Oracle 10204 database running on Solaris. Searching MOS for exact meaning for this [Read More]
11gR2: CVU needs SCAN Listeners’ Manual Startup During Grid-Infrastructure Configuration
During configuration phase of Grid Infrastructure for cluster, CVU failed while performing post-checks. Following message is displaced in the Installation Log file: Checking Single Client Access Name (SCAN)... WARNING: PRVF-5056 : Scan Listener "LISTENER" not running [Read More]
How To Discover Disk Name When LUN Number is Known (OEL5)
I am creating 11gR2 RAC setup for one of my client. Following Oracle documentation for storage, I opted for Oracle ASM and asked storage team for new physical devices. Storage admin thus provided me with a set of LUNs instead of actual physical device names like [Read More]
Life Is Changed Now!!!!!
Hi All, This time I am sharing an experience from my personal life, I got Married on 2nd Dec 2009 I was on holidays since last month and just joined back. In this time I visited beautiful Island of Koh-Samui (Thailand). At this time finding hard to concentrate on work [Read More]
Get Upgrading: Steps To Upgrade To 11gR2
As 11gR2 is out for Linux, I decided to upgrade one of my existing 10.2.0.3 database to 11.2.0.1 to get the look and feel of 11gR2. Direct upgrade to 11gR2 is supported from 9.2.0.8 or higher, 10.1.0.5 or higher, 10.2.0.2 or higher and 11.1.0.6 or higher. If you have a [Read More]
OCFS2 Configuration Issue
While setting up ocfs2 for OCR and Voting disk storage with following commad: # ocfs2console After clicking on ==>cluster ==> configure nodes, I got a pop-up saying: "Could not start cluster stack. This must be resolved before any OCFS2 filesystem can be mounted." [Read More]
