Tagged articles

Exadata

3 articles · Page 1 of 1

Dec 14, 2016 · Databases

Why Do Seagate SAS Disks Slow Down on Exadata When Temperature Drops Below 20°C?

A detailed case study examines an Exadata X3‑2 deployment where CALIBRATE tests revealed intermittent disk performance drops linked to low temperatures on Seagate SAS drives, explains why moving disks between nodes can restore performance, and clarifies the normalcy of slight MB/s variations in slots 0 and 1.

Disk PerformanceExadataOracle

0 likes · 11 min read

Why Do Seagate SAS Disks Slow Down on Exadata When Temperature Drops Below 20°C?

dbaplus Community

Jul 16, 2016 · Databases

How to Rescue a Failed Exadata Database Using AMDU and DUL: Step‑by‑Step Guide

When an Exadata diskgroup fails to mount, this article walks through using AMDU to extract control, data, and log files, handling OMF and custom formats, advancing SCN, and finally opening the database, while also recommending preventive tools and regular maintenance.

AMDUASMDUL

0 likes · 11 min read

How to Rescue a Failed Exadata Database Using AMDU and DUL: Step‑by‑Step Guide

Efficient Ops

Aug 30, 2015 · Databases

Oracle’s Future: Cloud Migration, Big Data Integration, and the Post‑IOE Era

In a lively Q&A session, Oracle experts discuss how China’s “post‑IOE” shift, cloud migration, big‑data collaboration with Hadoop, and the strengths of In‑Memory, TimesTen, and Exadata shape the future direction of Oracle databases.

DatabaseExadataHadoop

0 likes · 12 min read

Oracle’s Future: Cloud Migration, Big Data Integration, and the Post‑IOE Era