>>  All your modifiable data should be in the dsect DFHEISTG

It is.

>>  Constant data is not an issue as the cache does not get corrupted.

OK, thanks.

Sincerely,
Dave Clark


On Mon, Feb 23, 2026 at 5:29 PM Tony Thigpen <[email protected]> wrote:

> Dave,
>
> All your modifiable data should be in the dsect DFHEISTG, which is not
> located anywhere near your program object. CICS then handles storage
> allocation, so you don't have to worry about cache alignment.
>
> Constant data is not an issue as the cache does not get corrupted.
>
>
> Tony Thigpen
> President
> Thigpen Enterprises
>
> David Clark wrote on 2/23/26 5:09 PM:
> > I have been aligning my assembler data areas and code areas with the
> > following macro.
> >
> > CORG  0,256
> >
> > But now I'm looking at an assembler program for CICS and I see that the
> > alignment is off by 32 bytes.   That accounts for the EAI stub that is
> > linked onto the beginning of my program.  I also see 56 bytes added on to
> > the end of my program.
> >
> > What do y'all, that care about cache alignment, use for a program in
> CICS?
> >
> > Sincerely,
> > Dave Clark
>

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