> Paging through the file goes OK until it gets halfway through the 4th extent.
>        LOW-CCHH-----X'1B590000'     LOW-RBA-------2314752000     
> TRACKS-------------45210
>        HIGH-CCHH----X'271E000E'     HIGH-RBA------4629503999

You crossed the 4GB line.  Check how big a file Ditto can handle.

On Tue, Jun 26, 2012 at 6:51 AM, Buckton, T. (Theo)
<[email protected]> wrote:
> Hi There,
>
> I try to DITTO browse a VSAM file with five extents that spans over 2 
> volumes. The first four extents are on the first volume and the last extent 
> on the second volume. Paging through the file goes OK until it gets halfway 
> through the 4th extent. The messages Positioning Lost and DIT3750I VSAM 
> SHOWCB RC 'X04', Error Code X'03' appear on the screen.
>
> Could virtual storage of Ditto be the issue here?
>
>
> This is a LISTC ENT output of the file:
>
> LISTC ENT(PNGG00.STPACK.STDMC2.D0.RR28800.DATA) ALL
> 0DATA ---------- PNGG00.STPACK.STDMC2.D0.RR28800.DATA
>      IN-CAT --- CATALOG.PRODPLEX.APP.GENL6
>      HISTORY
>        DATASET-OWNER-----(NULL)     CREATION--------2012.178
>        RELEASE----------------2     EXPIRATION------0000.000
>        ACCOUNT-INFO-----------------------------------(NULL)
>      PROTECTION-PSWD-----(NULL)     RACF----------------(NO)
>      ASSOCIATIONS
>        CLUSTER--PNGG00.STPACK.STDMC2.D0.RR28800
>      ATTRIBUTES
>        KEYLEN-----------------0     AVGLRECL-----------28800     
> BUFSPACE----------100000     CISIZE-------------30720
>        RKP--------------------0     MAXLRECL-----------28800     
> EXCPEXIT----------(NULL)     CI/CA-----------------25
>        RECORDS/CI-------------1     MAXRECS-------4294967295
>        STRIPE-COUNT-----------1
>        SHROPTNS(2,3)      SPEED     UNIQUE           NOERASE     NUMBERED     
>  NOWRITECHK     NOIMBED       NOREPLICAT
>        UNORDERED          REUSE     NONSPANNED      EXTENDED     EXT-ADDR
>      STATISTICS
>        REC-TOTAL---------161675     SPLITS-CI--------------0     
> EXCPS-------------177865
>        REC-DELETED------------0     SPLITS-CA--------------0     
> EXTENTS----------------5
>        REC-INSERTED------161652     FREESPACE-%CI----------0     
> SYSTEM-TIMESTAMP:
>        REC-UPDATED------------0     FREESPACE-%CA----------0          
> X'C9C63B8D3788F834'
>        REC-RETRIEVED-----323320     FREESPC----------------0
>      ALLOCATION
>        SPACE-TYPE------CYLINDER     HI-A-RBA------4966656000
>        SPACE-PRI------------274     HI-U-RBA------4966656000
>        SPACE-SEC------------274
>      VOLUME
>        VOLSER------------APRD15     PHYREC-SIZE--------10240     
> HI-A-RBA------4629504000     EXTENT-NUMBER----------4
>        DEVTYPE------X'3010200F'     PHYRECS/TRK------------5     
> HI-U-RBA------4629504000     EXTENT-TYPE--------X'40'
>        VOLFLAG------------PRIME     TRACKS/CA-------------15
>        EXTENTS:
>        LOW-CCHH-----X'00F10000'     LOW-RBA----------------0     
> TRACKS--------------4110
>        HIGH-CCHH----X'0202000E'     HIGH-RBA-------210431999
>        LOW-CCHH-----X'03390000'     LOW-RBA--------210432000     
> TRACKS--------------4110
>        HIGH-CCHH----X'044A000E'     HIGH-RBA-------420863999
>        LOW-CCHH-----X'046F0000'     LOW-RBA--------420864000     
> TRACKS-------------36990
>        HIGH-CCHH----X'0E10000E'     HIGH-RBA------2314751999
>        LOW-CCHH-----X'1B590000'     LOW-RBA-------2314752000     
> TRACKS-------------45210
>        HIGH-CCHH----X'271E000E'     HIGH-RBA------4629503999
>      VOLUME
>        VOLSER------------APRD10     PHYREC-SIZE--------10240     
> HI-A-RBA------4966656000     EXTENT-NUMBER----------1
>        DEVTYPE------X'3010200F'     PHYRECS/TRK------------5     
> HI-U-RBA------4966656000     EXTENT-TYPE--------X'40'
>        VOLFLAG------------PRIME     TRACKS/CA-------------15
>        EXTENTS:
>        LOW-CCHH-----X'043B0000'     LOW-RBA-------4629504000     
> TRACKS--------------6585
>        HIGH-CCHH----X'05F1000E'     HIGH-RBA------4966655999
>      VOLUME
>        VOLSER-----------------*     PHYREC-SIZE------------0     
> HI-A-RBA---------------0     EXTENT-NUMBER----------0
> 1IDCAMS  SYSTEM SERVICES                                           TIME: 
> 13:02:48        06/26/12     PAGE      2
> 0       DEVTYPE------X'3010200F'     PHYRECS/TRK------------0     
> HI-U-RBA---------------0     EXTENT-TYPE--------X'FF'
>        VOLFLAG--------CANDIDATE     TRACKS/CA--------------0
>      VOLUME
>        VOLSER-----------------*     PHYREC-SIZE------------0     
> HI-A-RBA---------------0     EXTENT-NUMBER----------0
>        DEVTYPE------X'3010200F'     PHYRECS/TRK------------0     
> HI-U-RBA---------------0     EXTENT-TYPE--------X'FF'
>        VOLFLAG--------CANDIDATE     TRACKS/CA--------------0
>      VOLUME
>        VOLSER-----------------*     PHYREC-SIZE------------0     
> HI-A-RBA---------------0     EXTENT-NUMBER----------0
>        DEVTYPE------X'3010200F'     PHYRECS/TRK------------0     
> HI-U-RBA---------------0     EXTENT-TYPE--------X'FF'
>        VOLFLAG--------CANDIDATE     TRACKS/CA--------------0
>      VOLUME
>        VOLSER-----------------*     PHYREC-SIZE------------0     
> HI-A-RBA---------------0     EXTENT-NUMBER----------0
>        DEVTYPE------X'3010200F'     PHYRECS/TRK------------0     
> HI-U-RBA---------------0     EXTENT-TYPE--------X'FF'
>        VOLFLAG--------CANDIDATE     TRACKS/CA--------------0
>      VOLUME
>        VOLSER-----------------*     PHYREC-SIZE------------0     
> HI-A-RBA---------------0     EXTENT-NUMBER----------0
>        DEVTYPE------X'3010200F'     PHYRECS/TRK------------0     
> HI-U-RBA---------------0     EXTENT-TYPE--------X'FF'
>        VOLFLAG--------CANDIDATE     TRACKS/CA--------------0
>      VOLUME
>        VOLSER-----------------*     PHYREC-SIZE------------0     
> HI-A-RBA---------------0     EXTENT-NUMBER----------0
>        DEVTYPE------X'3010200F'     PHYRECS/TRK------------0     
> HI-U-RBA---------------0     EXTENT-TYPE--------X'FF'
>        VOLFLAG--------CANDIDATE     TRACKS/CA--------------0
>      VOLUME
>        VOLSER-----------------*     PHYREC-SIZE------------0     
> HI-A-RBA---------------0     EXTENT-NUMBER----------0
>        DEVTYPE------X'3010200F'     PHYRECS/TRK------------0     
> HI-U-RBA---------------0     EXTENT-TYPE--------X'FF'
>        VOLFLAG--------CANDIDATE     TRACKS/CA--------------0
>      VOLUME
>        VOLSER-----------------*     PHYREC-SIZE------------0     
> HI-A-RBA---------------0     EXTENT-NUMBER----------0
>        DEVTYPE------X'3010200F'     PHYRECS/TRK------------0     
> HI-U-RBA---------------0     EXTENT-TYPE--------X'FF'
>        VOLFLAG--------CANDIDATE     TRACKS/CA--------------0
>      VOLUME
>        VOLSER-----------------*     PHYREC-SIZE------------0     
> HI-A-RBA---------------0     EXTENT-NUMBER----------0
>        DEVTYPE------X'3010200F'     PHYRECS/TRK------------0     
> HI-U-RBA---------------0     EXTENT-TYPE--------X'FF'
>        VOLFLAG--------CANDIDATE     TRACKS/CA--------------0
>      VOLUME
>        VOLSER-----------------*     PHYREC-SIZE------------0     
> HI-A-RBA---------------0     EXTENT-NUMBER----------0
>        DEVTYPE------X'3010200F'     PHYRECS/TRK------------0     
> HI-U-RBA---------------0     EXTENT-TYPE--------X'FF'
>        VOLFLAG--------CANDIDATE     TRACKS/CA--------------0
>      VOLUME
>        VOLSER-----------------*     PHYREC-SIZE------------0     
> HI-A-RBA---------------0     EXTENT-NUMBER----------0
>        DEVTYPE------X'3010200F'     PHYRECS/TRK------------0     
> HI-U-RBA---------------0     EXTENT-TYPE--------X'FF'
>        VOLFLAG--------CANDIDATE     TRACKS/CA--------------0
>      VOLUME
>        VOLSER-----------------*     PHYREC-SIZE------------0     
> HI-A-RBA---------------0     EXTENT-NUMBER----------0
>        DEVTYPE------X'3010200F'     PHYRECS/TRK------------0     
> HI-U-RBA---------------0     EXTENT-TYPE--------X'FF'
>        VOLFLAG--------CANDIDATE     TRACKS/CA--------------0
>      VOLUME
>        VOLSER-----------------*     PHYREC-SIZE------------0     
> HI-A-RBA---------------0     EXTENT-NUMBER----------0
>        DEVTYPE------X'3010200F'     PHYRECS/TRK------------0     
> HI-U-RBA---------------0     EXTENT-TYPE--------X'FF'
>        VOLFLAG--------CANDIDATE     TRACKS/CA--------------0
> 1IDCAMS  SYSTEM SERVICES                                           TIME: 
> 13:02:48        06/26/12     PAGE      3
> 0         THE NUMBER OF ENTRIES PROCESSED WAS:
>                    AIX -------------------0
>                    ALIAS -----------------0
>                    CLUSTER ---------------0
>                    DATA ------------------1
>                    GDG -------------------0
>                    INDEX -----------------0
>                    NONVSAM ---------------0
>                    PAGESPACE -------------0
>                    PATH ------------------0
>                    SPACE -----------------0
>                    USERCATALOG -----------0
>                    TAPELIBRARY -----------0
>                    TAPEVOLUME ------------0
>                    TOTAL -----------------1
> 0         THE NUMBER OF PROTECTED ENTRIES SUPPRESSED WAS 0
> 0IDC0001I FUNCTION COMPLETED, HIGHEST CONDITION CODE WAS 0
> 0
> 0IDC0002I IDCAMS PROCESSING COMPLETE. MAXIMUM CONDITION CODE WAS 0
>
>
>
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-- 
Mike A Schwab, Springfield IL USA
Where do Forest Rangers go to get away from it all?

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