I do not think a SLIP trap will work.

But a GTF Trace probably can.  I would look at GTF TRACE or VSM Traces.

https://www.ibm.com/support/knowledgecenter/en/SSLTBW_2.1.0/com.ibm.zos.v2r1.ieav100/gfs.htm

GFS trace is a diagnostic tool that collects information about the use of the 
GETMAIN, FREEMAIN, or STORAGE macro. You can use GFS trace to analyze the 
allocation of virtual storage and identify users of large amounts of virtual 
storage. You must use the generalized trace facility (GTF) to get the GFS trace 
data output.



Lizette


> -----Original Message-----
> From: IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU> On Behalf Of
> Munif Sadek
> Sent: Wednesday, May 30, 2018 8:00 PM
> To: IBM-MAIN@LISTSERV.UA.EDU
> Subject: SLIP trap on High CPU usage
> 
> Dear listers
> 
> Is there a way to slip trap on a module/STC if it starts consuming higher MSU
> in zOS 2.3.
> 
> My problem is a vendor product where a user exit is being repetitively
> called, issuing unnecessary GETMAIN/FREEMAIN. Vendor has asked us to dummy
> out user exit and fix will come in the next release.  This problem is
> intermittent,  generally happens once every couple of  hours during  online
> window.
> 
> Dummied out User exit has provided  relief, still management perceived notion
> that Mainframe is expansive and Vendor reluctance to disclose what process is
> initiating  call to this exit, is there a way I can set a slip trap whenever
> CPU usage is spiked so that I can go back to vendor with SVC DUMP/ Systrace
> (Mod names) of the exact problem.
> 
> We  do have Strobe but strobe can not automate this request without
> integration with iStrobe and BMC Caze.
> 
> Did look at SLIP documentation but can not find relevant information.
> 
> kind regards,
> Munif.
> 
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