Amazon's Simple Storage Service now stores more than 262 billion objects.

Amazon said this week that its S3 cloud storage service housed 262 billion objects at year-end of 2010, more than double the 102 billion objects at the close of 2009, Data Center Knowledge reports. Jeff Barr, senior manager of Cloud Computing Solutions at Amazon, noted on the Amazon Web Services Blog that the peak rate request for Amazon's S3 service is now above 200,000 requests a second.

Services like Dropbox , SmugMug, Ubuntu One  and Zmanda utilize Amazon's S3 cloud storage service. Amazon guarantees 99.9 percent uptime for its service, according to WWWery.