What are SMF30 fields SMF30HVO and SMF30HVH telling me?

2015-10-07 Thread Peter Hunkeler
I've got a new job which forces me to think about such things as the topic at 
hand. Please bear with me.



I (think) I understand how virtual and real storage, below, above the line and 
bar work. In course of analysing a production problem related to paging, I'm 
searching the SMF30 haystack for hints on what's going on.




I'm looking at the storage section and am having difficulties to understand 
what SMF30HVO and SMF30HVH are telling me. I thought I had understood, but as I 
see HVH values to be significantly higher than the HVO values, I'm confused.


I've searched the archives and Google but could not find useful information.




>From the description of the fields in the SMF manual, I would have expected 
>HVO to be at least as high as HVH.




Anyone to educate me of point me the some good doc on this?





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Peter Hunkeler

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Re: What are SMF30 fields SMF30HVO and SMF30HVH telling me?

2015-10-07 Thread Bob Rutledge
IBM Mainframe Discussion List  wrote on 
10/07/2015 09:51:47 AM:

> From: Peter Hunkeler 
> To: IBM-MAIN@LISTSERV.UA.EDU
> Date: 10/07/2015 09:51 AM
> Subject: What are SMF30 fields SMF30HVO and SMF30HVH telling me?
> Sent by: IBM Mainframe Discussion List 
> 
> I've got a new job which forces me to think about such things as the
> topic at hand. Please bear with me.
> 
> 
> 
> I (think) I understand how virtual and real storage, below, above 
> the line and bar work. In course of analysing a production problem 
> related to paging, I'm searching the SMF30 haystack for hints on 
> what's going on.
> 
> 
> 
> 
> I'm looking at the storage section and am having difficulties to 
> understand what SMF30HVO and SMF30HVH are telling me. I thought I 
> had understood, but as I see HVH values to be significantly higher 
> than the HVO values, I'm confused.
> 
> 
> I've searched the archives and Google but could not find useful 
information.
> 
> 
> 
> 
> From the description of the fields in the SMF manual, I would have 
> expected HVO to be at least as high as HVH.
> 
> 
> 
> 
> Anyone to educate me of point me the some good doc on this?

Might it be OA48512?

Bob

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Re: What are SMF30 fields SMF30HVO and SMF30HVH telling me?

2015-10-07 Thread Staller, Allan
200 C8   SMF30HVO  8  binary  Amount of 
64-bit private storage in bytes that is obtained by


this step or job. This includes guarded virtual storage.

208 D0   SMF30HVH  8  binary  High water 
mark for the number of usable bytes of 64-bit


private storage that is obtained by this step or job. This does


not include guarded virtual storage



The MXG-List is very helpful in these matters.



MXG Software LIST 
mailto:mx...@peach.ease.lsoft.com>>



HTH,







I've got a new job which forces me to think about such things as the topic at 
hand. Please bear with me.



I (think) I understand how virtual and real storage, below, above the line and 
bar work. In course of analysing a production problem related to paging, I'm 
searching the SMF30 haystack for hints on what's going on.



I'm looking at the storage section and am having difficulties to understand 
what SMF30HVO and SMF30HVH are telling me. I thought I had understood, but as I 
see HVH values to be significantly higher than the HVO values, I'm confused.



I've searched the archives and Google but could not find useful information.



>From the description of the fields in the SMF manual, I would have expected 
>HVO to be at least as high as HVH.



Anyone to educate me of point me the some good doc on this?



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AW: Re: What are SMF30 fields SMF30HVO and SMF30HVH telling me?

2015-10-07 Thread Peter Hunkeler
> Might it be OA48512?


Looks so. Thanks


--
Peter Hunkeler




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