IBM beats estimates; sees gains as customers accelerate shift to cloud

IBM has jettisoned some of its legacy business to focus on the high-margin cloud computing business, an area that has seen a lot of action in recent years as companies ramp up their digital shift to boost efficiency.Revenue from the cloud business, previously headed by Krishna, rose 30% to $6.3 billion in the second quarter.Krishna took over as chief executive officer from Ginni Rometty in April, while appointing former Bank of America Corp'stop technology executive, Howard Boville, as the new h