AWS Hadoop cost infrastructure comparison evaluation

Also, quick sample worksheet to calculate cost on AWS:

	number of hrs	TB	replication	m1.xlarge disk space(GB)	processing space (%)
		1	3	1690	60%
		5
	Numder of instances =		3.029585799		15.14792899
	Rounded no of instances		4		15
	EC2 cost per hour		0.64		0.64
	EMR cost per hour		0.12		0.12
	Number of hrs		4		4
	total per day for compute		12.16		45.6
	S3- daily cost $		3		17
	Total montly cost		467.2		1880
	EBS cost		128		640
	no of Hadoop instances		4		6
	Hadoop license cost		337		339
	EC2 cost monthly		2188.8		3283.2
	Total monthly cost		2653.8		4262.2
			Desc	Cost
			EC2 large	0.32
			Instances	10
			Hrs/month	80
			total	256
			EMR extra cost rate	0.06		Network price; 200Gig
			EMR cost	48
			Total EC2+EMR	304
			EMR Large m/c instances	10
			Hrs/month	80
			Cost per AWS calc	304