Jena 1 vs Jena 2 database space consumption comparison results

The test was begun at Tue Aug 26 20:43:20 2003

Model/SizeJena 1 Jena 2DB Space Consumption Ratio
Jena2 / Jena1

Java HotSpot(TM) Client VM 1.4.1-b21 Windows 2000 x86
Write a model containing 'size' subjects - each with two properties - in RDF/XML

WritePerfTest / 10 22.20 KB 262.14 KB 11.81
WritePerfTest / 100 41.68 KB 344.06 KB 8.26
WritePerfTest / 1000 263.06 KB 835.58 KB 3.18
WritePerfTest / 10000 2479.39 KB 8126.46 KB 3.28

Java HotSpot(TM) Client VM 1.4.1-b21 Windows 2000 x86
Use RDQL to query for 'size' resources with a given rdf:type

RDQLPerfTest / 10 22.20 KB 262.14 KB 11.81
RDQLPerfTest / 100 41.68 KB 344.06 KB 8.26
RDQLPerfTest / 1000 263.06 KB 835.58 KB 3.18
RDQLPerfTest / 10000 2479.39 KB 8126.46 KB 3.28

Java HotSpot(TM) Client VM 1.4.1-b21 Windows 2000 x86
Simple ARP throughput - read 'size' lines of DMOZ input

ARPPerfTest / 10 21.29 KB 294.91 KB 13.85
ARPPerfTest / 100 26.59 KB 262.14 KB 9.86
ARPPerfTest / 1000 129.25 KB 671.74 KB 5.20
ARPPerfTest / 10000 1090.92 KB 6078.46 KB 5.57

Java HotSpot(TM) Client VM 1.4.1-b21 Windows 2000 x86
Create a model and add 'size' subjects - each with two properties

ModelCreatePerfTest / 10 30.06 KB 376.83 KB 12.54
ModelCreatePerfTest / 100 121.26 KB 589.82 KB 4.86
ModelCreatePerfTest / 1000 1068.12 KB 3866.62 KB 3.62
ModelCreatePerfTest / 10000 10547.08 KB 40763.39 KB 3.86

Java HotSpot(TM) Client VM 1.4.1-b21 Windows 2000 x86
Walk a chain of 'size' linked statements from beginning to end

WalkTest / 10 17.54 KB 262.14 KB 14.94
WalkTest / 100 27.49 KB 262.14 KB 9.54
WalkTest / 1000 135.14 KB 573.44 KB 4.24
WalkTest / 10000 1196.30 KB 3866.62 KB 3.23

Java HotSpot(TM) Client VM 1.4.1-b21 Windows 2000 x86
Dave's performance test - listStatements() in a model with 'size' statements

DERPerfTest / 10 17.55 KB 262.14 KB 14.93
DERPerfTest / 100 26.24 KB 262.14 KB 9.99