Right. But still valid for today.

Cheers, Martin

Martin Packer,
zChampion, Principal Systems Investigator,
Worldwide Cloud & Systems Performance, IBM

+44-7802-245-584

email: [email protected]

Twitter / Facebook IDs: MartinPacker

Blog: 
https://www.ibm.com/developerworks/mydeveloperworks/blogs/MartinPacker

Podcast Series (With Marna Walle): 
https://developer.ibm.com/tv/category/mpt/



From:   Dana Mitchell <[email protected]>
To:     [email protected]
Date:   28/04/2016 15:33
Subject:        Re: PDS I/O Performance Improvement
Sent by:        IBM Mainframe Discussion List <[email protected]>



Wow! flashback from the 80's!

We had a CICS region, seriously storage constrained with huge COBOL 
programs,  it would do storage compressions multiple times a minute.  A 
temporary performance boost came from copying the main loadlib into VIO 
dataset at starup.

Dana
 
On Thu, 28 Apr 2016 14:22:37 +0100, Martin Packer 
<[email protected]> wrote:

>If it's a matter of repeated reading why not copy to VIO in Central 
>Storage and read from there? 
 

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