PDS Compress is moving modules forward into space formerly used by updated or removed members. ADRDSSU consolidates multiple extent datasets into less extents (hopefully down to 1) and moves datasets adjacent to free space to have larger areas of free space.
On Sun, Jan 12, 2020 at 11:32 AM Charles Mills <[email protected]> wrote: > > When you compress a PDS aren't you essentially de-fragging it? No, not the > way the word is used on PC disks, but you are essentially consolidating > fragments of free space into one big chunk of free space. > > Charles > > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] On > Behalf Of Jeremy Nicoll > Sent: Sunday, January 12, 2020 1:28 AM > To: [email protected] > Subject: Re: How many ways can one sentence be wrong dept > > On Sun, 12 Jan 2020, at 04:24, Phil Smith III wrote: > > From a book: > > > > "... located a Trojan virus during a routine mainframe defrag." > > I dunno about the first bit, but "routine mainframe defrag" is fine. > DFDSS has a DEFRAG verb. > > -- > Jeremy Nicoll - my opinions are my own. > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN -- Mike A Schwab, Springfield IL USA Where do Forest Rangers go to get away from it all? ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
