1. Updates 2. Cheryl Watson’s TUNING Letter 2001, No. 6 Summary 3. CD-ROM 4. Vacation Time 1. Updates a. Here is an update for our 2001, No. 6 TUNING Letter: On page 35, in Figure 19, the last line shows a % increase in size of 0.2142. It should be 21.42. This will be corrected…
1. Updates 2. Cheryl Watson’s TUNING Letter 2001, No. 5 Summary 3. Happy Holidays! 1. Updates Here are two updates for our 2001, No. 5 TUNING Letter: Brian Currah of BDC Computer Services, Inc. pointed out that on page 6 the reference to APAR OW48268 for FICON and I/O priority should have specified APAR OW47845…
1. Corrections 2. Software Price Assurance 3. We’re off to the mountains 1. Corrections Here are a few typos that were present in our 2001, No. 4 TUNING Letter: Jerry Urbaniak of Acxiom pointed out that on page 29 the reference to APAR OW44945 for LISTDATA maintenance should have specified APAR OW42945 instead. Carl Wade…
As we said in our newsletter, the events of September 11th shocked and saddened us all. Our hearts and minds are with all those affected. Some of our readers in the Middle East have written to remind us that the terrorists do not represent their faith of Islam. We understand, and we hope that our…
1. z/OS Correction 2. Cheryl Watson’s TUNING Letter 2001, No. 3 1. z/OS Correction Thanks to Kent Ramsay of webMethods, Inc. for pointing out two typos in this issue of the TUNING Letter. (Note – these corrections were made to the print copy, but did not make it into the email copy.) On page 3,…
1. See You at SHARE! 2. WLM I/O Priority 3. Update to January 2001 CPU Chart 4. Cheryl Watson’s TUNING Letter 2001, No. 3 1. See You at SHARE! Next week is SHARE in Minneapolis. I’ll be giving my “Hot Flashes” on Friday morning at 9:30am (session 2543). Hope to see you sometime during the…
1. Java URL Correction 2. New Enclave APAR 3. Cheryl Watson’s TUNING Letter 2001, No. 2 1. Java URL Correction Andreas Steinberg noted that our link to the Java DeveloperWorks URL mentioned on page 28 is no longer active. You should use: http://www.ibm.com/developerworks/java. 2. New Enclave APAR Greg Dyck of IBM’s z/OS Core Technology Design team…
1. RMF APAR Correction 2. Cheryl Watson’s TUNING Letter 2001, No. 1 1. RMF APAR Correction On page 4 of the 2001, No. 1 newsletter, I mentioned an RMF APAR, OW47563. This was a typo and should have been listed as OW47653. 2. Cheryl Watson’s TUNING Letter 2001, No. 1 The forty-four page 2001, No….
1. Updates to CPU Chart 2. New Redbook for OS/390 R10 1. Updates to CPU Chart An update to our January 2001 CPU Chart will be sent with our TUNING Letter 2001, No. 1 which will be emailed this week and mailed next week. There are two items: Amdahl updated the service unit per second…
1. zSeries Update 2. Update to High CPU APAR 1. zSeries Update In the last Cheryl’s List (#50), I discussed a problem with some types of work that did not achieve their expected capacity when running on a z900 processor. Fortunately, great strides have been made since then. The z900 design change to separate the…
