How to Identify Disk Partition of ASM Disk
ASM Disk Mapping At times, we need to know the original partition of an ASM disk for maintenance. In this post, we'll talk about 2… Read More »How to Identify Disk Partition of ASM Disk
ASMLib
How to Build 18c RAC - 1 of 4 - Preparing Two Database Servers
For 19c, you may refer to: How to Build 19c RAC - 1 of 4 - Preparing Two Database Servers. Network Design for RAC Let's… Read More »How to Build 18c RAC - 1 of 4 - Preparing Two Database Servers
How to Create a ASM Disk Group
To isolate non-crucial backups from crucial data in the current disk group DATA, a separate new disk group with new disks is needed to put… Read More »How to Create a ASM Disk Group
How to Resolve ASM Disks Not Visible
Requirements for Disk Discovery There're several requirements for disks to be discovered: 1. Right Device Type For 11g or later, only block devices leading by… Read More »How to Resolve ASM Disks Not Visible
Why OracleASM ListDisks Not Showing Disks
ASMLib Scanned Nothing on Boot-Time ASMLib seems to be started too soon to scan iSCSI disks which may not be ready on boot in Enterprise… Read More »Why OracleASM ListDisks Not Showing Disks
How to Resolve ASMLib Fails to Open Disk Candidates
ASMLib Seems Good In my grid installation plan for 18c database, I use ASMLib to make device path persistent for ASM candidate disks. As a… Read More »How to Resolve ASMLib Fails to Open Disk Candidates
How to Build 12c RAC (3/6) - Preparing for Installations of Grid and RAC
How to Build 12c RAC (2/6) - Building Two Servers for RAC Before we can actually install grid infrastructure and RAC database, there's a long… Read More »How to Build 12c RAC (3/6) - Preparing for Installations of Grid and RAC