oracleasm

How to Build 18c RAC - 1 of 4 - Preparing Two Database Servers

by Ed Chen
December 15, 2018June 22, 2023
4 Comments

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 Resolve ASM Disks Not Visible

by Ed Chen
October 12, 2018December 10, 2022
6 Comments

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 »

Why OracleASM ListDisks Not Showing Disks

by Ed Chen
October 6, 2018December 10, 2022

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 »

How to Resolve ASMLib Fails to Open Disk Candidates

by Ed Chen
October 5, 2018February 13, 2023

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 »

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