Final answer:
Vertical integration is the type of integration that commonly experiences spaghetti integration, which refers to a tangled mess of dependencies and poor performance in software systems.
Step-by-step explanation:
Spaghetti integration is a common failure of vertical integration. Vertical integration refers to the merging of two or more companies that operate at different levels in the supply chain. In the context of software development, spaghetti integration occurs when different components or modules of a software system are not properly integrated, leading to a tangled mess of dependencies and poor performance.