Re: Debugging memory leaks

[Doc <Doc6502@xxxxxxxxx>]

Hi Brian

Hmmm... how do you trap memory leaks on system level programs?  Is there 
a QUANTIFY/PURIFY kind of thingy for the 400?

-Doc

bdietz@xxxxxx wrote:
> I have written a program that uses the following API's: QtocLstNetCnn,
> QUSCRTUS, QUSDLTUS, QUSPTRUS, inet_addr, inet_ntoa
> the code can be found here
> http://home.columbus.rr.com/jbmmdietz/iseries.html
> Look for the NSTAT utility.
>
> How/what do I look for in my program to see if there is a memory leak, and
> where it is coming from.
> I am assuming that I have coded one the API's wrong, could that cause it?
> If you look at the code please be nice, I am not a programmer by trade, I
> program for my own education.
>
> I am not sure if I should use the PEX tools or some other means.
>
>
> What I am seeing is the following:
> Before:
>
> System ASP . . . . . . . :    12.58 G
> % system ASP used  . . . :    49.6778
> Total aux stg  . . . . . :    14.55 G
> Current unprotect used . :      699 M
> Maximum unprotect  . . . :      709 M
>
> After 5000 runs of the program
> (I deleted the spool file after each iteration):
>
> System ASP . . . . . . . :    12.58 G
> % system ASP used  . . . :    53.2132
> Total aux stg  . . . . . :    14.55 G
> Current unprotect used . :     1134 M
> Maximum unprotect  . . . :     1135 M
>
> This was the only job doing anything on the system.
>
> The jobs Temp storage went from 1 to 4 meg.
>
>
> -------------------------
>  Bryan Dietz
> 3X Corporation
> 614-410-9205
>
>
>
>
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