Ed,

On the other hand, my favorite VSAM story is cutting a job from 60 hours to
2.5 hours by "cutting" the buffers.

Bigger is not always better...

Ron

> 
> Agreed. in the same area I have seen applications half in execution
> time just by increasing (# of) buffers . The same is with CPU time
> while I have not seen drastic differences I have seen it cut buy 1/3
> with minimal program rewrite. Doubling the channel speed does you no
> good unless that is the bottle neck just like doubling the cpu speed
> does not (necessarily) get your job done in half the time.
> 
> Ed
> 

----------------------------------------------------------------------
For IBM-MAIN subscribe / signoff / archive access instructions,
send email to [EMAIL PROTECTED] with the message: GET IBM-MAIN INFO
Search the archives at http://bama.ua.edu/archives/ibm-main.html

Reply via email to