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ACFS Replication Background Process Stopped After Upgrade to 23ai
If you recently moved from Oracle 19c to Oracle 23ai, you might find your file replication has stopped. Your status shows “Stopped”, and no matter how many times you try to start it, nothing happens. The Problem: The “SCAN” Name In the old version (19c), replication usually connected directly to a specific server’s name or…
Deinstalling Oracle Grid Home in Oracle 23ai: Step-by-Step Guide
In Oracle 23ai, the procedure for deinstalling an Oracle Home or Grid Infrastructure Home has not changed compared to previous releases. The standard deinstall utility is still used, and the process remains straightforward. In this article, I will walk through the real procedure I followed to remove an Oracle Grid Home in Oracle 23ai and…
Out-of-Place GI Patching Using gridSetup.sh in Oracle 23ai / 26ai
Before performing Out-of-Place Grid Infrastructure (GI) patching, it is strongly recommended to read the following MOS document: Step by Step Out of Place Grid Infrastructure Patching Through gridSetup.sh in Silent Mode(Doc ID 2853839.1) Although this MOS document was written for GI 19.x, it is still largely applicable to Oracle 23ai / 26ai. However, the document…
Understanding Disk Rebuilds After Replacement in Exadata Compute Nodes
When a disk fails in an Exadata compute node, it should be replaced as soon as possible. Compute node disks are typically configured with RAID-5, which can tolerate only one disk failure. ⚠️ Important: RAID-5 does not create two copies of your data. It stores only one copy, with parity distributed across the other disks…
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