On Tue, Jul 19, 2016 at 1:20 PM, Farley, Peter x23353 < [email protected]> wrote:
> I've been following the various attempts to help you fix your broken file > with a block that has a zero BDW. How that ever happened is a mystery you > really ought to engage IBM to help solve, BUT . . . > > No one else seems to have suggested the "old time" solution to recovering > the file data - does your shop license DITTO? DITTO can access AND MODIFY > disk blocks directly, without programming. You can display blocks in the > file until you get to the one you want and then update the BDW in that > block based on the block length DITTO tells you it read. > > If your shop does license DITTO the "disk modify" function is very likely > security protected (or darn well ought to be, since it can really wreck > things up if misused or abused), so you may need to interface with your > security team to get appropriate authority. > > There is a "batch" interface to DITTO as well as TSO capability, so you > could set it up as a batch job or try to accomplish it on the fly from > TSO. If it were me I would also try to make sure I have at least one safe > volume backup of the disk containing that file in case things get messed > up. Caveat emptor. > > HTH > > Peter > AMASPZAP can do the same thing. I don't know DITTO, so I'll guess it would be easier to use. Personally, I'd hate to use AMASPZAP to correct BDWs on disk. AMASPZAP can also print the data, in HEX. -- "Worry was nothing more than paying interest on a loan that a man may never borrow" From: "Quest for the White Wind" by Alan Black Maranatha! <>< John McKown ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
