High availability và Disaster Recovery cho doanh nghiệp nhỏ

Bảng tham khảo chi phí nếu dùng dịch vụ lưu trữ đám mây của Amazon

Provider Name	Cost Per GB	Other Costs	Source
Amazon S3	$0.03 / GB for first 1TB, $0.0295 each additional up to 49TB. Total: $42.52	$0.005 per 1,000 requests, data transfer in is free	https://aws.amazon.com/s3/pricing/
Amazon Glacier	$0.01 / GB flat rate. Total: $14.24	$0.05 per 1,000 requests, data transfer in is free	https://aws.amazon.com/glacier/pricing/
Rackspace Cloud	$0.10 / GB for first 1TB, $0.09 each additional up to 49TB. Total: $138.40	Incoming data transfer is free.	http://www.rackspace.com/cloud/public-pricing/#cloud-files
Windows Azure	$0.03 / GB for first 1TB, $0.0295 each additional up to 49TB. Total: $42.52	$0.0036 per 100,000 requests, data transfer in is free.	http://azure.microsoft.com/en-us/pricing/details/storage/

Tham khảo: https://www.simple-talk.com/sql/backup-and-recovery/high-availability-and-disaster-recovery-for-small-businesses/?utm_source=ssc&utm_medium=publink&utm_content=haanddr