Re: Interleave (Was :Re: MVCIN instruction)

2005-10-20 Thread Shmuel Metz (Seymour J.)
heleth that prediction has been made before; they keep finding ways to make disks smaller, faster and less expensive. I expect to see disks disappear in my lifetime, but IMHO we are not yet in a position to estimate the timetable. >Curiously, interleave was/is? used in ram storage devices too, agai

Re: Interleave

2005-10-18 Thread john gilmore
this multitasking, IMO :-) . People, it seems to me, interleave or multitask much better in their daily lives than they do when they turn to writing programs, which they single thread chiefly (a) because languages like COBOL are resolutely synchronous but also (b) because multitasking/multithre

Re: Interleave (Was :Re: MVCIN instruction)

2005-10-18 Thread Bill Fairchild
In a message dated 10/18/2005 8:59:24 A.M. Central Daylight Time, [EMAIL PROTECTED] writes: >ISTR that Hasp used various "interleave" factors to write logical >blocks 1,2,3 et cetera as physical blocks 1,3,5.. or 1,4,7.. so that >in the time that it took to trave

Interleave (Was :Re: MVCIN instruction)

2005-10-18 Thread Graeme Gibson
ISTR that Hasp used various "interleave" factors to write logical blocks 1,2,3 et cetera as physical blocks 1,3,5.. or 1,4,7.. so that in the time that it took to traverse the intervening trackspace the Problem Program (such an appropriate term) had the opportunity to generate ano