As of z/OS 2.5, WLM coefficient settings were removed; IBM made a good move in sunsetting an obsolete set of variables. I/O priority should follow.

WLM I/O Priority has been around for a long time and is in use at many data centers. A recent survey revealed many sites are not even clear on what the setting does. While the default is ‘off’ the recommendation in the WLM Planning manual is ‘on’.

In this presentation, we will demonstrate why this option should be turned off and perhaps removed entirely like the coefficients.

        
    
        


    

More IntelliMagic zAcademy Sessions

Blog

Top ‘IntelliMagic zAcademy’ Webinars of 2023

View the top rated mainframe performance webinars of 2023 covering insights on the z16, overcoming skills gap challenges, understanding z/OS configuration, and more!

Read more
Webinar

From Taped Walls to Your PC: z/OS Configuration Made Simple with Topology | IntelliMagic zAcademy

In this webinar, we explore a technique that integrates diverse data sources from z/OS, presenting them in a clear, concise, and interactive visual format.

Watch Webinar
Webinar

Oh Where Performance Will Take You – A Mainframe Roundtable | IntelliMagic zAcademy

We have brought together industry experts from across the board to share their journey through the changing mainframe landscape.

Watch Webinar

Find more zAcademy Resources