home *** CD-ROM | disk | FTP | other *** search
/ Developer Source 7 / developer source - volume 7.iso / esysp / nov96 / awadt107.gif < prev    next >
Graphics Interchange Format  |  1997-04-17  |  42KB  |  436x290  |  4-bit (16 colors)
Labels: text | screenshot | document | font | number
OCR: TABLE 7 Pre-emption combinations and their meaning on priority. Pre-emption Decisions Interpretation Priority Order Between Pn and Pm (Pn, Pm) / (Pm, Pn) N/Y If Pa is running and Pm is top-ready then Pa has a higher priority than I'm (Pn > Pm) In continues to run. If Pm is running and Pa is ton-ready then Pm is pre-empted and Pn runs. YIN If Po is running and I'm is too-ready then. Pn has a lower priority than Pm (Pn < Pm). Pn is pre-empted and Pmi runs. If Pi is rinning and Pa is top-ready then Pm continues to nm. NIN Whichever is running, Pn or Pm, it continues Pn and Pm have equal priorities (Pn = Pm). to run when the other process is top-ready. YYY Whichever is running. Pn or P'in, it is pre- Pri and Pm have equal priorities (Pn = Pm). empted and the other top-ready process runs ..