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Expert z/OS performance and cost reduction advice

Watson & Walker provides expert advice for users of IBM z Systems and the z/OS operating system. Our specialties are cost reduction and system stability. Our clients include system programmers, performance analysts, capacity planners, managers, procurement specialists, DBAs, CICS/IMS/WAS/MQ administrators, application developers/designers, Independent Software Vendors (ISVs), and industry consultants. We have saved our clients millions of dollars, and we are ready to do the same for you.

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Our Latest Cheryl’s List Posts

Winter 2022 SHARE Conference

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

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

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

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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