> But beware; it may be resource-intensive.

Alternatively you could du -sk * > file.txt
then cat file.txt|sort

Saving the trouble of doing it in memory.  Though I suspect calculating the 
sizes of the folders is much much more intensive than sorting a relatively 
brief set of text.

> Does UNIX sort employ DFSORT when needed/available?

I don’t know for sure, but I’d be surprised if it did.   /bin/sort is a 
standard fixture in ‘nixes forever …   Could poke at it a bit though to find 
out for sure :)

Chad

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