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Cheryl Watson’s May 2022 CPU Chart Now Available

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The latest edition of Cheryl's CPU Chart is now available to subscribers on our publications website.  This update adds the information for the 317 z16 models to the existing database that reaches all the way back to the z900 models (a total of 2654 IBM mainframe models).  In addition to the spreadsheet that contains over...
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Cheryl Watson’s Tuning Letter 2022 No. 1 Now Available

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

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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...
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Log4j Scanning Tool for z/OS

frankCheryl's List
Hello All, We’re sure that you have heard about the security exposure in the Log4j Java package?  It has been described as “Could be the most serious security threat ever seen”.  While the media occasionally exaggerate things, this is one that everyone should be aware of – it potentially affects everything from the biggest mainframe...
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Cheryl Watson’s Tuning Letter 2021 No. 3 Available Now

frankCheryl's List
Subscribers to Cheryl Watson’s Tuning Letter can find the latest 121-page issue, 2021 No. 3, on our publications website (https://watsonwalkerpublications.com/).  The last quarter has been really hectic on many fronts – IBM released the formal announcement of z/OS 2.5, details about the chip in IBM’s next mainframe were discussed at the Hot Chips conference, we’ve...
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Watson & Walker’s Application Profiler for Z

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Watson & Walker, the mainframe industry's leading independent performance consultants, are delighted to announce our latest software product, the Watson & Walker Application Profiler for Z (AP4Z). Are you a performance analyst, frustrated by seeing a generic program name (with no indication of what program is actually being executed) when you use SMF type 30...
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SHARE Virtual Experience 2021

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This year’s Summer SHARE conference will once again be held as a virtual event. Access to pre-recorded ‘on-demand’ sessions was provided to registered ‘attendees’ starting last Monday (August 2nd), with the live sessions starting next Monday (August 9th).  You can find the impressive list of on-demand sessions here.  And the Technical Agenda is available here. ...
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Cheryl Watson’s Tuning Letter 2021 No. 2 Available Now

frankCheryl's List
We just published the latest 153-page issue of Cheryl Watson’s Tuning Letter, available to subscribers on our publications site. As usual, we aimed to have a mix of articles, with some covering important upcoming changes in z/OS 2.5, and others getting into more detail about functions that have been with us for a while, but...
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Cheryl Watson’s Tuning Letter 2021 No. 1 Is Now Available

frankCheryl's List
Subscribers to Cheryl Watson’s Tuning Letter can find the 149-page Cheryl Watson's Tuning Letter, 2021 No. 1, issue on our publications website (https://watsonwalkerpublications.com/).  The last quarter has been an action-packed one, so regardless of which group you work in, we believe that you'll find information in this issue to make your job a little easier...
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