> Pardon my ignorance: what exactly is a "cache line"? http://en.wikipedia.org/wiki/CPU_cache
For purposes of this alignment discussion, the cache line size on IBM mainframes has been 256 (x'100') bytes for at least all of the z/Architecture machines, and I think even for several generations before that. Jim Mulder z/OS System Test IBM Corp. Poughkeepsie, NY ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN