Performance regression test

SIREn 1.0

	OS Cache	Index	Query Rate (q/s)		Hits
			Mean	Pct Diff
high-conjunction	WARM	sindice-index-20-1.0-CR1	73.22		137992
		sindice-afor-20-issue26-32	83.06	(7% - 19%)
high-disjunction	WARM	sindice-index-20-1.0-CR1	8.73		6239025
		sindice-afor-20-issue26-32	10.99	(23% - 28%)
high-high-attribute	WARM	sindice-index-20-1.0-CR1	11.47		238913
		sindice-afor-20-issue26-32	12.41	(5% - 11%)
high-low-attribute	WARM	sindice-index-20-1.0-CR1	3723.82		38
		sindice-afor-20-issue26-32	4152.25	(-5% - 31%)
high-low-conjunction	WARM	sindice-index-20-1.0-CR1	4092.94		13
		sindice-afor-20-issue26-32	4314.61	(-14% - 30%)
high-phrase	WARM	sindice-index-20-1.0-CR1	3.13		1403541
		sindice-afor-20-issue26-32	3.51	(10% - 14%)
low-conjunction	WARM	sindice-index-20-1.0-CR1	19413.55		0
		sindice-afor-20-issue26-32	21154.69	(-11% - 34%)
low-phrase	WARM	sindice-index-20-1.0-CR1	77.56		430
		sindice-afor-20-issue26-32	93.97	(11% - 31%)
medium-conjunction	WARM	sindice-index-20-1.0-CR1	1718.71		689
		sindice-afor-20-issue26-32	1934.24	(-6% - 35%)
medium-phrase	WARM	sindice-index-20-1.0-CR1	85.76		9359
		sindice-afor-20-issue26-32	96.90	(3% - 22%)

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Index	Index Size (MB)				Commit (ms)	Optimise (ms)
	Doc	Nod	Pos	Skp
sindice-index-20-1.0-CR1	435.25	1027.26	279.58	8.43	131247.00	615215.00
sindice-afor-20-issue26-32	434.89 (--0.08%)	874.24 (--14.90%)	279.71 (+0.04%)	8.44 (+0.06%)	116362.00 (--11.34%)	404904.00 (--34.18%)

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