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Multi-Core- Algorithmik für Datenbankanwendungen

Perlen der Informatik IV. Multi-Core- Algorithmik für Datenbankanwendungen. Alfons Kemper, Thomas Neumann , Florian Funke, Henrik Mühe, Viktor Leis, Tobias Mühlbauer, Wolf Rödiger Fakultät für Informatik, TUM. Multi-Core Rechner mit 1 TeraByte NUMA Hauptspeicher.

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Multi-Core- Algorithmik für Datenbankanwendungen

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  1. Perlen der Informatik IV Multi-Core-Algorithmik für Datenbankanwendungen Alfons Kemper, Thomas Neumann, Florian Funke, Henrik Mühe, Viktor Leis, Tobias Mühlbauer, Wolf Rödiger Fakultät für Informatik, TUM

  2. Multi-Core Rechner mit 1 TeraByte NUMA Hauptspeicher

  3. Überblick: Speicherhierarchie 1-10ns Register 10-100ns Cache 100-1000ns Hauptspeicher 10 ms Plattenspeicher sec Archivspeicher Kopf (1min) Raum (10 min) München (1.5h) Pluto (2 Jahre) Andromeda (2000 Jahre) Zugriffslücke 105

  4. State of the Art: Separate Transaction (OLTP) and Query (OLAP) Systems

  5. Goal: Real Time Business Intelligence Querying the Transactional Data Subseconds on 4 mioorderlines 10 mio per minute

  6. Snapshotting via fork-ing: Details

  7. Snapshot Maintenance: copy on write

  8. Fast because of Hardware-Support: MMU

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