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MOTCLE	ABBREVIATION	DESCRIPTION
DFSORT		Data Facility Sort. An optional, separately priced feature of z/OS, it began its life as the venerable Sort/Merge of the original System/360 OS/360 and DOS/360 operating systems, back in the days when software was free and hardware was what you paid for. It had a reputation for sluggishness, but it was hard to compete with free. Nonetheless, given how much sorting is involved in business batch data processing, competitive sort/merge packages were one of the first software products to hit the market. At one time, SyncSort had over 70% of the market. Computer Associates was founded with an acquired sort/merge package as its first product. Until the 1990s, DFSORT was dogged with performance problems, but started to shake them as each new release bested SyncSort in benchmarks and in-house tests. SyncSort, of course, would then come out with a new release that beat DFSORT. Beyond sorting, DFSORT has become a major utility in its own right, especially with the addition of ICETOOL. See also D

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dernière mise à jour le 19-04-2011 21-59-11 et contrôle validité url fait le 20-12-2009

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