At Flickr we work with a huge number of photos. Our users upload over 27 million photos a day, and our total collection has over 12 billion photos. This is fantastic! As usage grows, we are always looking for ways to use our storage more efficiently. Recently our storage team wrote about some new commodity storage technology now in use at Flickr which increases efficiency. But we also looked into how much data we store for each photo. In the past we stored many sizes of every photo to make serving fast. We wanted to challenge that model and find the minimal set of data to store.
Thumbnail Footprint Reduction
One of our biggest opportunities for byte per photo improvement is through reduction in the footprint of Flickr’s “thumbnails”. Thumbnail is a bit of a misnomer at Flickr; our thumbnails are as large as 2048 pixels on their longest side…
View original post 948 more words