I never had to think about blocksize when the input was from a physical card reader 50 years ago.  Best practices change so quickly!

On 2025-01-21 12:00 a.m., IBM-MAIN automatic digest system wrote:
Date:    Mon, 20 Jan 2025 20:48:36 -0500
From:    Matt Hogstrom<m...@hogstrom.org>
Subject: Re: Does this make any sense?

Not to mention elapsed time and CPU … not sure of the impact on older 3380 
devices to SSDs but grossly inefficient if you’ve upgraded but not reorganized.

--
Matt Hogstrom

“To achieve great things two things are needed: a plan, and not quite enough 
time.”
- Leonard Bernstein


Gary Weinhold
Senior Application Architect
DATAKINETICS | Data Performance & Optimization
Phone:+1.613.523.5500 x216
Email: weinh...@dkl.com
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On Jan 20, 2025, at 12:50, Allan 
Staller<00000632b4c7ca99-dmarc-requ...@listserv.ua.edu> wrote:

Simple test.
Create an FB 80 80 dataset with a few thousand records in it and read the 
datasets.
Create a FB 80 27920 dataset with the fame number of records and compare the 
stats.

Also watch the space quantity required.
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