Category Archives: Performance Engineering

Site, networking, page load speed etc.

How eBay’s Shopping Cart used compression techniques to solve network I/O bottlenecks

  Introduction eBay’s data storage related to Shopping Cart information relies on two different data stores. There’s a MongoDB store that stores the entire cart contents for a user’s cart, and there’s an Oracle store that stores only the cart summary and basic cart details but has enough hints to recompute the full cart if
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Secure Communication in Hadoop without Hurting Performance

  Apache Hadoop is used for processing big data at many enterprises. A Hadoop cluster is formed by assembling a large number of commodity machines, and it enables the distributed processing of data. Enterprises store lots of important data on the cluster. Different users and teams process this data to obtain summary information, generate insights,
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