On Wed, 11 Mar 2009 12:42:41 -0400, Bill Fairchild wrote: >From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf Of >Hunkeler Peter (KIUK 3) >Sent: Wednesday, March 11, 2009 12:14 PM >To: [email protected] >Subject: Re: How much does GTF trace impact system throughput? > >>But then he might need to trace twice as long before the event of >>interest occurs, incurring the GTF hook overhead during that longer >>time. > >How does the trace duration relate to the number of GTF instances >started? > >-- >Peter Hunkeler >Credit Suisse > > >The trace duration lasts until you manually stop GTF or it ABENDs, which is >most unlikely. I don't understand his comment. Presumably you would manually >stop your one GTF instance whenever you get your printer problem regardless of >which of your two printers experiences it first, so I cannot understand why >you might need to run GTF twice as long. > My apologies: I misunderstood "either" to mean tracing only one printer at a time.
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