performance Archives - Watson Walker

Cheryl Watson’s Tuning Letter 2024 No. 1 Now Available

May 16, 2024frankCheryl's ListAltair SLC, Cheryl Watson, Frank Kyne, performance, Ransomware, SMF, Tuning Letter, z/OS, zEDC, zPCR

Subscribers to Cheryl Watson’s Tuning Letter can find the latest 92-page issue, 2024 No.1, on our publications website (https://watsonwalkerpublications.com/). In this issue, you will find the following articles: Exciting news about the future of the Tuning Letter. Following discussions with a number of interested parties, Cheryl and Tom announced on May 10 that they have reached a tentative...

2023 Watson & Walker CPU Chart Updated for Latest z16 Models

May 23, 2023frankCheryl's ListCapacity, Cheryl Watson, CPU Chart, MIPS, MSUs, performance, software costs, Watson & Walker, z/OS, z16

The latest edition of Cheryl’s CPU Chart is now available to subscribers on our publications website. This update adds the information for the 156 z16 A02/AGZ models to the existing database that reaches all the way back to the z900 models (a total of 2810 IBM mainframe models). In addition to the spreadsheet that contains over 40 attributes...

Cheryl Watson’s Tuning Letter 2022 No. 1 Now Available

May 20, 2022frankCheryl's ListCheryl Watson, Cheryl Watson's Tuning Letter, mainframe blog, performance, Telum, z16

Subscribers to Cheryl Watson’s Tuning Letter can find the latest 140-page issue, 2022 No. 1, on our publications website (https://watsonwalkerpublications.com/). In this issue, you will find the following articles: A 52-page ‘introduction’ to IBMs latest mainframe, the z16. The z16 was announced on April 5th, and will be generally available on May 31st. We expect that many subscribers are...

Winter 2022 SHARE Conference

March 25, 2022frankCheryl's ListCheryl Watson's Tuning Letter, Conference, IBM, mainframe, performance, SHARE, z/OS

Hopefully all our readers are aware that the first face-to-face SHARE conference in two years is taking place in Dallas, Texas next week. Because this is the first transition back to a live format, this will be a truncated conference, in terms of its duration and the number of tracks. Rather than the normal five...

Cheryl Watson’s Tuning Letter 2021 No. 4 Now Available

February 15, 2022frankCheryl's ListCheryl Watson's Tuning Letter, COBOL, IBM, Java, mainframe, performance, z/OS

Subscribers to Cheryl Watson’s Tuning Letter can find the latest 146-page issue, 2021 No. 4, on our publications website (https://watsonwalkerpublications.com/). In this issue, you will find the following articles: 2021 ended with the world’s media full of stories about the ‘Log4j vulnerability’, and how it was possibly the largest ever security exposure. Log4j is an open source...

SHARE Presentations Added to Website

March 19, 2017cherylCheryl's ListCheryl Watson, Cheryl Watson's Tuning Letter, EXECUforum, mainframe blog, mainframe blogs, mainframe conference, mainframe news, MLC Reduction, performance, SCRT, SCRTPro, SHARE, software costs, Watson & Walker, z/OS, z/OS news

We had a great week at the SHARE conference in San Jose. Frank had 125 sessions that he decided he wanted to attend (he didn’t quite achieve that goal!). We had a vendor session for our new SCRTPro service, presented two EXECUforum sessions in addition to our zRoadshow session on Friday (thanks to all those that…

SHARE in San Jose and New IBM Pricing Announcement

February 16, 2017frankCheryl's ListCheryl Watson, EXECUforum, IBM, MVM, performance, SHARE, software costs, Software Pricing, SVC, z/OS

SHARE Conference in San Jose Now that we have Tuning Letter 2016 No. 4 behind us, Cheryl and I are busy working on our presentations for SHARE in San Jose that starts on March 5th. I’m aiming to achieve one of my lifetime ambitions – to have at least ONE of my presentations finished before…

Cheryl Watson’s Tuning Letter 2016 No. 4 Published

February 13, 2017frankCheryl's List113, Cheryl Watson's Tuning Letter, CPU MF, Data Studio, David Hutton, IntelliMagic, performance, SCRT, software costs, Spark, Todd Havekost, WLM, z/OS, zCAP, zEDC

We emailed Tuning Letter 2016 No. 4 to our subscribers on February 8. This issue provides all you wanted to know (and probably some stuff you didn’t want to know!) about z Systems Collocated Application Pricing (zCAP). It also discusses the recently-announced z Systems Workload Pricing for Cloud (zWPC), and how you can use Workload…

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