PayPal Says Linux Grid Can Replace Mainframes

"A Linux grid is the power behind the payment system at PayPal, and it's converted a mainframe believer. Scott Thompson, the former executive VP of technology solutions at Inovant, ran the Visa subsidiary responsible for executing Visa credit card transactions worldwide. The VisaNet system was strictly based on IBM mainframes.

"In February 2005, Thompson became chief technology officer at the eBay payments company, PayPal, where he confronted a young Internet organization building its entire transaction processing infrastructure on open source Linux and low-cost servers. Hmmmm, he thought at the time..."

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