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blog.getspool.com
Saving Time and Money with Fake S3 Online storage has become a necessity to many people. This is because of the security associated with online storage. One of the most common online storage is the Simple Storage Service, popularly known as S3, offered by Amazon Web Services. In as much as it is a good service, we at spool believe that the Amazon guys are exploiting people. Amazon S3 is a extremel
At Spool, we calculate our key metrics in real time. Traditionally, metrics are performed by a batch job (running hourly, daily, etc.). Redis backed bitmaps allow us to perform such calculations in realtime and are extremely space efficient. In a simulation of 128 million users, a typical metric such as “daily unique users” takes less than 50 ms on a MacBook Pro and only takes 16 MB of memory. Spo
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