On Tue, 13 Oct 2020 16:17:48 +0100, Lennie Dymoke-Bradshaw 
<lennie-brads...@ntlworld.com> wrote:
>I can use ISPF 3.4 to display a set of data sets. 
>If I scroll right then I am shown the space usage figures.
>Scroll right again and I am shown the DSORG, RECFM, Lrecl and Blksize.
>
>If I now enter SORT DSORG I am presented with a progress bar and I am informed 
>that information is being collected to perform the sort.
>
>Given that the DSORG was already displayed, why does ISPF go and collect the 
>same information again?
>

I would guess that to display DSORG,  it only collects info from the DSNAMEs 
that fit on your screen.  In order to SORT DSORG,  it has to collect the entire 
list before displaying

Dana

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