# Fiddler S3 ## Users and sessions Monthly users - 50,000 Monthly sessions per user - 10 Monthly shares per session - 10 Monthly sessions shares in total - 50,000 x 10 x 10 = 5,000,000 ## S3 Standard storage Monthly snapshots + versions = Monthly sessions shares in total = 5,000,000 Average snapshot size = 0.5 KB Monthly storage = 5,000,000 * 0.5 KB = 2,500 GB ### PUT, COPY, POST, LIST requests to S3 Standard Monthly put/post should be equal to monthly snapshot shares - 5,000,000 ### GET, SELECT, and all other requests from S3 Standard Having in mind that every start of fiddler downloads the snapshots plus every change to a snapshots is downloaded in the open clients we assume that a user will get about 50 snapshots downloads per month which makes 5,000,000 x 50 = 250,000,000 get requests ### Data returned by S3 Select We don't do S3 scans but direct get by key ### Data scanned by S3 Select We don't do S3 scans but direct get by key ## Data Transfer ### Inbound Data Transfer These are free, so we don't need to estimate ### Outbound Data Transfer The number of get s3 GET requests above multiplied by the average snapshot size(or delta) = 250,000,000 * 0.2 KB = 50 TB