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IBM Z Batch Network Analyzer (zBNA) Tool

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Additional Author(s):

Valerie Spencer
Shawn Lundvall

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Abstract: zBNA is a PC-based productivity tool designed to provide a means of estimating the elapsed time for batch jobs solely based on the differences in CPU speeds for a base processor and a target processor, the number of engines on each system, and system capacities; data sharing is not considered. zBNA provides powerful, graphic demonstration of the z/OS batch window.

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Windows 10 64-bit
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Approximate Size:
238 MB
Click to download the zBNA install package which includes the required IBM CPS Java V8

zBNA requires an independent version of the IBM CPS Java Runtime Environment v8 64-bit, which is packaged with the tool.

Obtain the CP3KEXTR program
CP3KEXTR runs on a System z processor under z/OS. It reads the SMF records to produce an Enterprise Data File (.edf) that contains the SMF Type 70's & 113 data and a (.dat) file, which contains the Type 14, 15, 16, 30 (4) (5), 42 (6) data as input to zBNA.

Access the CP3KEXTR materials.

What's New in zBNAA summary of what has changed in the latest zBNA release.
zBNA Basics
zBNA User's GuideNavigating zBNA.
zBNA Education
Putting the New Z Sort Named Favorite into Practice WebinarA new named favorite is introduced in zBNA for the IBM z15 Integrated Accelerator for Z Sort (MP4 version)
Putting the New Z Sort Named Favorite into Practice Webinar A new named favorite is introduced in zBNA for the IBM z15 Integrated Accelerator for Z Sort (PDF version)
Hands-on Labs DocumentsStep-by-step instructions to help familiarize with zBNA's functions.
Data files for hands-on labsData to use for the zBNA hands-on labs.
zBNA Presentation and Demo FilesFrom the August 2015 "Open Mic" FAQ Forum session describing the latest update at that time plus a demo.
zBNA Presentation and zEDC DemoFrom the February 2014 "Open Mic" FAQ Forum session, which mainly focused on estimating zEDC.
Hide details for Installation of zBNA on WindowsInstallation of zBNA on Windows
Note: While a new installation should install over a previous one, it is recommended to first perform an uninstall using Program and Features.

After downloading the package file for zBNA, execute it by:
  • selecting RUN under the Windows START button,
  • opening a MS-DOS command prompt window in the directory were the package file was saved and typing the filename or opening the folder where the file was saved; double click on the filename.

Note: If an error occurs when starting zBNA, please send the error file to
Hide details for Support and ContactsSupport and Contacts
Please send questions/comments to










zBNA, Batch Network Analyzer, batch, batch window

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