In a message dated 1/5/2009 10:22:36 P.M. Central Standard Time, donb...@gmail.com writes:
interrupted by some event. There are many types of events, timer pops, I/O interrupts, page faults, etc. Privledged processes can run disabled (hopefully for only short periods of time), which can block most preemptive events. >> Whatever happened to the old Candle Reports. They were one of few who had the knowledge and wherewithal to track and explain the evolution of the 'dispatcher'. IIRC XA 2.1.5 was a big rewrite and then early mid S/390 followed by WLM. **************New year...new news. Be the first to know what is making headlines. (http://www.aol.com/?ncid=emlcntaolcom00000026) ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
