Your source for the most up-to-date terms, definitions, and acronyms for and about internet service providers.
Search for an ISP term
SP
Last modified: Friday, June 28, 2002
Short for stack page, a reserved space in Windows of 4K of memory that a 32-bit device driver uses to hold data and instructions as it works. The default setting in Windows sets one stack page for device drivers and two spare pages for temporary allocations. The spare pages are called MinSPs, short for minimum stack pages.