“As these examples show, the choice of pinning mode depends to a large extent on the way that servers are connected to the access switches. For dual-homed servers, static pinning results in more deterministic oversubscription ratios. However, for single-homed servers, dynamic pinning provides increased availability.”
Tiso, John (2011-10-31). Designing Cisco Network Service Architectures (ARCH) Foundation Learning Guide: (CCDP ARCH 642-874) (3rd Edition) (Foundation Learning Guides) (Kindle Locations 5819-5821). Pearson Education. Kindle Edition.