Did you use HMIG dsn or HMIG dsn NOWAIT? Lizette
> -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] > On Behalf Of Paul Gilmartin > Sent: Friday, June 26, 2015 9:43 AM > To: [email protected] > Subject: HMIGRATE vs. ENQ > > I want to HMIGRATE a data set to consolidate extents. > > The data set is routinely browsed by several users. HMIG fails. > > I'm quite willing to get in line and wait my turn. Something like IKJEFT01; > DISP=OLD; HMIGRATE DSN. But will HMIG collide with my own ENQ? > > Is there a better way to defragment? Reallocate; copy; delete; rename? I > wish z/OS had a preemptive and atomic RENAME. > With LUW isolation. > > And it's a PDSE routinely browsed from several systems; we can't sysplex all > of them. Updates routinely fail. > > One user has suggested using UNIX files instead of Classic. (See! > I'm not the only one!) > > I briefly considered using generated opaue DSNs and manifest ALIASes. But > that's ugly because of the lurking deferred ABENDs. > Is there any way to force an ENQ on the RELATED DSN at job initiation? > (Would JES3 do that?) > > -- gil > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
