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A comment on MongoDB's lead developer: Foursquare outage post mortem.

Re:MongoDB's lead developer: Foursquare outage post mortem by chrislloyd on Thursday October 07, 2010 @06:32PM (#1769786)
117 GB of data and 300 B for a checkin means that Foursquare has had 408,944,640 checkins.
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Re:MongoDB's lead developer: Foursquare outage post mortem by ehwizard on Thursday October 07, 2010 @06:33PM (#1769788)
There are numerous indexes on the data - so actual data is about half of that.
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Re:MongoDB's lead developer: Foursquare outage post mortem by ceejayoz on Thursday October 07, 2010 @06:36PM (#1769802)
They hit 200 million on Oct 6. http://techcrunch.com/2010/10/06/foursquare-200-million/
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