Jena 1 vs Jena 2 database space consumption comparison results

The test was begun at Wed Apr 23 20:43:20 2003

Model/SizeJena 1Jena 2DB Space Consumption Ratio
Jena2 / Jena1
Java HotSpot(TM) Client VM 1.4.1-b21 Windows 2000 x86
Use RDQL to query for 'size' resources with a given rdf:type
MySQL / 10 21.68 KB 17.19 KB 0.79
MySQL / 100 40.70 KB 47.31 KB 1.16
MySQL / 1000 256.89 KB370.48 KB 1.44
MySQL / 10000 2421.28 KB3673.36 KB 1.52
MySQL / 100000 24150.15 KB35832.36 KB 1.48
Java HotSpot(TM) Client VM 1.4.1-b21 Windows 2000 x86
Simple ARP throughput - read 'size' lines of DMOZ input
MySQL / 10 20.79 KB 15.71 KB 0.76
MySQL / 100 25.97 KB 29.02 KB 1.12
MySQL / 1000 126.22 KB194.89 KB 1.54
MySQL / 10000 1065.35 KB1731.36 KB 1.63
Java HotSpot(TM) Client VM 1.4.1-b21 Windows 2000 x86
Create a model and add 'size' subjects - each with two properties
MySQL / 10 29.35 KB 65.29 KB 2.22
MySQL / 100 118.42 KB193.45 KB 1.63
MySQL / 1000 1043.08 KB1862.46 KB 1.79
MySQL / 10000 10299.89 KB18025.29 KB 1.75
Java HotSpot(TM) Client VM 1.4.1-b21 Windows 2000 x86
Walk a chain of 'size' linked statements from beginning to end
MySQL / 10 17.13 KB 16.38 KB 0.96
MySQL / 100 26.84 KB 30.11 KB 1.12
MySQL / 1000 131.97 KB184.46 KB 1.40
MySQL / 10000 1168.26 KB1744.89 KB 1.49
Java HotSpot(TM) Client VM 1.4.1-b21 Windows 2000 x86
Dave's performance test - listStatements() in a model with 'size' statements
MySQL / 10 17.14 KB 16.25 KB 0.95
MySQL / 100 25.62 KB 22.93 KB 0.89
MySQL / 1000 121.45 KB153.73 KB 1.27