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Find the optimal BUFND and BUFNI values for AMP parameter

 
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niran_345

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Joined: 26 Apr 2007
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Location: Chennai

PostPosted: Thu May 17, 2007 5:48 pm    Post subject: Find the optimal BUFND and BUFNI values for AMP parameter
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How to find the optimal BUFND and BUFNI values for AMP parameter in tuning the VSAM file for effective CPU optimization?
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expat

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Joined: 14 Mar 2007
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Location: Back in jolly old England

PostPosted: Thu May 17, 2007 5:53 pm    Post subject:
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That depends on the acces method, is it sequential, random, or skip sequential.

The more buffers that you use, the more CPU you will use.
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niran_345

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Joined: 26 Apr 2007
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Location: Chennai

PostPosted: Thu May 17, 2007 6:09 pm    Post subject: Re: VSAM file buffering
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can you please give me some links or PDF regarding this, because i am not able get good information about this. icon_rolleyes.gif

Thanks.
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expat

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Location: Back in jolly old England

PostPosted: Thu May 17, 2007 10:18 pm    Post subject:
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Have a read of this

http://www.redbooks.ibm.com/abstracts/sg246105.html?Open
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