On Thu, 22 Oct 2020 08:52:38 -0700, Charles Mills wrote:
>Putting it differently, there is no distinction between "member data space"
>and "directory entry space." Being out of one is being out of both. A PDSE of
>10 tracks could equally well hold one member of ~500K or lots and lots of tiny
>or "null" members. A mischievous programmer adding an unbounded number of
>empty members would be no different in effect from a mischievous programmer
>adding one member of unbounded size.
>
Similar to modern UNIX filesystems' removing the boundary between inode
space and member space:
$ df -k /
Filesystem 1024-blocks Used Available Capacity iused
ifree %iused Mounted on
/dev/disk3s1 195312500 133893044 57597328 70% 1662310
9223372036853113497 0% /
-- gil
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