
Storage Class Memory (SCM) has the potential to significantly improve database performance. This potential has been well documented for throughput [4] and response time [25, 22]. In this paper we show that SCM has also the potential to significantly improve restart performance, a shortcoming of traditional main memory database systems. We present SOFORT, a hybrid SCM-DRAM storage engine that leverages full capabilities of SCM by doing away with a traditional log and updating the persisted data in place in small increments. We show that we can achieve restart times of a few seconds independent of instance size and transaction volume without significantly impacting transaction throughput.
ddc:004, Storage Class Memory (SCM), database performance, main memory database systems, Storage Class Memory (SCM), Datenbankleistung, Hauptspeicher-Datenbanksysteme, info:eu-repo/classification/ddc/004
ddc:004, Storage Class Memory (SCM), database performance, main memory database systems, Storage Class Memory (SCM), Datenbankleistung, Hauptspeicher-Datenbanksysteme, info:eu-repo/classification/ddc/004
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