Until very recently, tuning of IT application performance has been largely a guessing game. This is both surprising and unacceptable considering the relentless focus IT organizations place on cost-efficiency and productivity. The traditional approaches for database and application tuning that involve collecting large volumes of statistics and making trial and error changes are still in ...

If the user runs a network, they know how complaints start. Lowly users or high-placed executives come to the user complaining of lousy bandwidth, applications that freeze mid-transaction, phone calls breaking up, video scrambled and whatever the cause, it’s their fault. Often, even the most non-technical people have their own ideas about what’s wrong with ...