To see all that, you'll probably need the CP TRSOURCE ... TYPE IO...
command, et seq.
--
Mike Harding
z/VM System Support

mhard...@us.ibm.com
mike.b.hard...@kp.org
mikehard...@mindless.com
(925) 926-3179 (w)
(925) 457-9183 (c)
IM: VMBearDad (AIM),  mbhcpcvt (Y!)


The IBM z/VM Operating System <IBMVM@LISTSERV.UARK.EDU> wrote on 06/17/2009
08:58:43 AM:

> [image removed]
>
> Trace I/O for a 3490 tape drive
>
> Hughes, Jim
>
> to:
>
> IBMVM
>
> 06/17/2009 10:00 AM
>
> Sent by:
>
> The IBM z/VM Operating System <IBMVM@LISTSERV.UARK.EDU>
>
> Please respond to The IBM z/VM Operating System
>
> Base system is Z/VM 5.4.
>
> I’d like to trace all i/o, interrupts, etc for a 3490 tape drive.
>
> I am ipl’ing the IPL DDRXA from the S disk and defining the output
> as 181 3490.
>
> The trace set looks like this:
>
> NAME  VTAP        (ACTIVE)
>
>   1     I/O     FROM  0000000000000000-FFFFFFFFFFFFFFFF
>         HEX  0181
>         TERM    PRINT    RUN    SIM    CCW    IODATA  0008
>         SKIP 00000  PASS 00000  STOP 00000  STEP 00000
>         CMD  NONE
>
>
>
> My trace command is:
>
> CP TRACE IO 181 CCW INS  INT BOTH  RUN
>
> I’ve used various other combinations of TRACE SIO and TRACE SSSCH
> and etc…  with no happiness.
>
> I can get the TSCH and SSCH commands to appear and nothing else.
>
> What can I do to get ALL the tape i/o for address 181 to show up?
>
> Thanks.
> ____________________
> Jim Hughes
> 603-271-5586
> "It is fun to do the impossible."
>

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