Source – techtarget.com The mainframe is like an elephant in many large enterprise data centers: It never forgets data, but it’s a large obstacle to DevOps velocity that can’t be ignored. For a while, though, enterprises tried to leave mainframes — often the back-end nerve center for data-driven businesses, such as financial institutions — out of the DevOps equation. But DevOps for mainframe environments has become an unavoidable problem. “At companies with core back-end mainframe systems, there are monolithic apps