Create an aws ec2 image

create an ec2 image to run ad hoc calculations at the end.

• launch instance from template
• batch it 99. (there is one other choice)
• ubuntu, 20.04. lts hvm ssd . 64 bit x86
• t2.xlarge. 6cents per hour. 16 GiB. 4 vCPU.
• 8 GiB. EBS. SSD.

• create a volume. 100 GiB
• ssh -i /mnt/nfs/home/jji/.aws/terminal/newpair.pem ubuntu@ec2-18-216-90-202.us-east-2.compute.amazonaws.com