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Getting to know Oracle wait events in Linux.

May 4th: some updates after discussion with Jeff Holt, Cary Millsap and Ron Christo of Method-R. There’s all the documentation, and there all the terrific blogs about performance and Oracle wait events. But if you more or less start with this stuff, or encounter a wait event that is not (extensive enough) documented, or an [...]

Introduction to the Oracle database machine

For those of you who haven’t followed all the Oracle Exadata and database machine information, and want a brief introduction to the database machine: here it is! The confusion There is some confusion about ‘exadata’ and ‘the database machine’. If we look at the official product names, ‘Exadata’ is the storage server, and the ‘Database [...]