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Posted on October 2, 2020April 4, 2022

How to Fix Oracle RAC Resource Unknown State

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Quite often you can get Oracle RAC resources in an unknown state and this is quite annoying because you won’t be able to use srvctl to manage that resource, to start and stop them.

There is a way to fix it and I’m going to show you how I solved that in a 2 node Exadata RAC.

Let’s first check a resource that is in an unknow state:

Continue reading “How to Fix Oracle RAC Resource Unknown State”
Posted on September 22, 2020April 4, 2022

How to Check PDB Status in Oracle

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Sometimes a PDB is in a wrong status, like the MIGRATE status if you have just made an upgrade.

The best way to check the status is to execute this query from the CDB

Continue reading “How to Check PDB Status in Oracle”

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Unmissable posts

  • Copy Password File From Primary ASM to Standby ASM on Oracle 19c
  • Oracle 19c Data Guard Configuration Step by Step
  • Step by Step Data Guard Broker Configuration in Oracle 19c
  • Oracle RMAN Recover Database Until Time
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  • Oracle Exadata CellCLI Commands
  • Oracle Exadata Health Checks
  • Exadata Storage Index
  • Top 7 Oracle Wait Events Explained

Categories

  • Apache
  • Exadata
  • Firewall
  • Linux
  • Oracle
  • Postfix
  • Security
  • Ubuntu

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