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Luca's blog on data engineering, data platforms, and performance.
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Blog of the database services at CERN
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Monday, April 30, 2012
Of I/O Latency, Skew and Histograms 2/2
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Case: This is part 2/2 of a performance investigation. In the previous part we have seen how the sudden increase of single block read laten...
Thursday, April 26, 2012
Of I/O Latency, Skew and Histograms 1/2
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This is a performance investigation of Oracle DB and interaction with storage. Case: DB operations are slow during backup. The system...
Wednesday, April 18, 2012
Uno
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This is the first entry of this blog. Just to see if all works and to tune the layout. The blog will cover Oracle and databases. In particul...
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