[Info-vax] VMS defragmenters

Arne Vajhøj arne at vajhoej.dk
Wed Apr 15 18:29:24 EDT 2009


VAXman- @SendSpamHere.ORG wrote:
> In article <49e53f08$0$90264$14726298 at news.sunsite.dk>, =?ISO-8859-1?Q?Arne_Vajh=F8j?= <arne at vajhoej.dk> writes:
>> JF Mezei wrote:
>>> This is worth its own topic.
>>>
>>> There was a fragmentation analyser on a decus tape last millenia.
>>>
>>> And there has been COPY/CONTIGUOUS for many eons which allowed
>>> individual files to be defragmented.
>>>
>>> But with more recent VMS versions, wasn't there a "built-in"
>>> defragmenter ? If not, what is the SET FILE/MOVE/NOMOVE used for ?
>> A decade or two ago there was Raxco PerfectDisk and Executive
>> DiskKeeper.
>>
>> I used PD - it was pretty good.
> 
> Raxco PerfectDisk is still available.

DiskKeeper may also still be around.

My point was that DFO/DFU took a big part of the market.

And when that is combined with the general decline in VMS
usage, then there is not much market left.

Arne



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