[Default] On 9 Apr 2017 09:41:33 -0700, in bit.listserv.ibm-main
lindy.mayfi...@sas.com (Lindy Mayfield) wrote:

>I only have CPU time from SMF 30 but I don't have elapsed time which is very 
>important.  I'd like to somewhat infer that a high CPU time means the job ran 
>a long time.

There is a step start time and date in the SMF 30 type 4 record.  I am
not certain if there is a step stop time and date since I don't want
to take the time to bring up the appropriate manual and I don't have
access to the Assembler Macros.  There may be other records that have
start and stop times and the SMF 26 records may have execution time
but only for the job.

Clark Morris
>
>/Lindy
>
>-----Original Message-----
>From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On 
>Behalf Of Lizette Koehler
>Sent: sunnuntai 9. huhtikuuta 2017 18.55
>To: IBM-MAIN@LISTSERV.UA.EDU
>Subject: Re: CPU Timerons/Seconds vs Wall-clock Time
>
>What are you trying to solve?
>
>Jobs get swapped in and out depending on what work they are doing.  
>
>
>Are you trying to relate wall clock to cpu time?  I have seen jobs run 2 hours 
>wall clock time and only take 10 mins of CPU time.
>
>Lizette
>
>
>> -----Original Message-----
>> From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] 
>> On Behalf Of Lindy Mayfield
>> Sent: Sunday, April 09, 2017 8:48 AM
>> To: IBM-MAIN@LISTSERV.UA.EDU
>> Subject: CPU Timerons/Seconds vs Wall-clock Time
>> 
>> This may or may not be the dumbest question I've asked this week, but 
>> I've been working with Linux a lot lately so that's my excuse.
>> 
>> For example, if an MVS job ran and consumed 10 CPU seconds (SMF 30 I 
>> think), can I assume that it at least took 10 seconds of elapsed time to run?
>> 
>> Regards,
>> Lindy
>
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