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Hi,

I think that there's an acceptable reason why, because performance is
better, but not telling us sucks.  Rochester deems that the rebuild of the
access path is faster in a zero records environment than the time to save
and then restore it.  Also you use less tape (not much).

Al

Al Barsa, Jr.
Barsa Consulting Group, LLC

400>390

914-251-1234
914-251-9406 fax

http://www.barsaconsulting.com
http://www.taatool.com



                                                                           
             "Jim Franz"                                                   
             <franz400@xxxxxxx                                             
             r.com>                                                     To 
             Sent by:                  "Midrange Systems Technical         
             midrange-l-bounce         Discussion"                         
             s@xxxxxxxxxxxx            <midrange-l@xxxxxxxxxxxx>           
                                                                        cc 
                                                                           
             12/05/2003 04:47                                      Subject 
             PM                        Re: ACCPTH(*YES) becomes            
                                       ACCPTH(*MAYBE) in V5R2              
                                                                           
             Please respond to                                             
             Midrange Systems                                              
                 Technical                                                 
                Discussion                                                 
             <midrange-l@midra                                             
                 nge.com>                                                  
                                                                           
                                                                           




is there an acceptable reason why?
"maybe" is never supposed to happen in OS 400.
jim

> Hi,
> We were migrating a partition from an older box to a newer box using
> SAVSTG, which failed.  I have never got SAVSTG to work successfully on
> V5R2.  I heard later today that a PTF will be available by January 10.
>
> So we went back and did GO SAVE Option 21, and restored that media.  We
> were checking our job logs on the restore, and we discovered that many
> access paths were rebuild, which is not what we had predicted.  So we
> called this into service.
>
> We went back and displayed the tape, and saw that many of the access
paths
> were never saved, which mystifies us.
>
> I retrieved the CL code for GO SAVE option 21 (QMNSAVE, but I'm sure you
> knew that off the top of your head ;-))))) and saw that ACCPTH(*YES) is
> definitely specified.
>
> This afternoon, I got a call from service saying that ACCPTH(*YES) was
> really changed to ACCPTH(*MAYBE) in V5R2, and this feature was never
> documented.    IMHO, this should have both been documented in the Memo to
> Users and the help text.
>
> The bottom line is that it's much faster to rebuild an access path with
> zero records than to save and restore it,   So ACCPTH(*MAYBE) is the
> performance you would like, but SUPRISES(*YES) is what you got, and it
> should always be SUPRISES(*NO).
>
> Al
>
>
> Al Barsa, Jr.
> Barsa Consulting Group, LLC
>
> 400>390
>
> 914-251-1234
> 914-251-9406 fax
>
> http://www.barsaconsulting.com
> http://www.taatool.com
>
> _______________________________________________
> This is the Midrange Systems Technical Discussion (MIDRANGE-L) mailing
list
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>


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