For online auction powerhouse eBay, customer service is everything. Or, as Parantap Lahiri, vice president of network and data center engineering, puts it, “We want to make the network more like air or water, so our people don’t have to worry about network resources when creating magical services for our users.”
The demands on the eBay infrastructure are staggering: 1.8 billion active listings; 133 million active buyers. It’s main landing page gets 250 million visits per day. Unlike a static storefront site like Amazon, an eBay auction can entail…