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12 articles

Grid Infrastructure RU opatchauto failing with CLSD/ADR initialization failed with return value -1

Hi everyone, Hope you're doing good. Some days ago, a client called regarding an issue when applying the RU 19.28 in a Grid Infrastructure f…

Nov 21, 2025 4 min read

Hi everyone, hope you're doing well! I was working on a RAC migration project for a client. I did the Cluster install for the first environm…

Mar 31, 2025 11 min read

Hi all, I hope you're doing good. I got a call from a client, DBA team was trying to change some parameters on ASM and getting an error: You…

Mar 24, 2025 2 min read

Hi everyone, Hope you all are doing great! It's been a while since my last post. Well, today I'm going to share about an issue you all can g…

Jan 27, 2025 3 min read

Hi everyone, Hope you're doing good! I was working for a client where they were upgrading their Servers from RHEL 7 to RHEL 8. As part of th…

Jul 23, 2024 8 min read

Hello everyone, Hope you're doing good. Over the last weeks I published two blog posts regarding upgrade DB Server Operating System from RHE…

Mar 27, 2024 4 min read

Hi everyone, Hope you're doing good! In my last blog post I wrote about an issue with ACFS modules after upgrading OS to RHEL 8.8. Well, if …

Mar 25, 2024 2 min read

Hi everyone, Hope you're doing good! A client called me because they faced some issues while they're upgrading the Operating System from RHE…

Mar 15, 2024 2 min read