Archive for the 'SAP on DB2 (z/OS)' Category
I’ve already mentioned before one must be very careful when reading various statistical reports. In this post I will describe another aspect of the same problem. Lets say you are using the RMF report WLMGL to display the projected ZIIP potential of a workload…
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These defaults can cause you a lot of trouble. Because if you don’t change them, each user is allowed to allocate around 5.6GB of virtual memory. I recommend changing these defaults as early as possible.
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I have recently run a few test’s of my own, using the “new” rmf report that’s supplied by ibm for the purpose of measuring the approximated amount of CPU that could be offloaded to the ZIIP…
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Have you ever crashed DB2 using just a runstats job and a shoestring? I have, 3 times in 10 minutes, and I didn’t even use the shoestring. It all started out with a failed reorg job:
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After a few minutes of research, the problem was identified, CR’s that were in the target system, but not in the source system, were “deleted” when the system copy was run….In order to fix this problem…
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There isn’t one simple document that lists all the jobs one must run in order to insure a clean WAS. Lately I have come across a few more, less known, sap standard reorg jobs(reports),
There is a good chance that you are not running all of them on a regular basis, so …
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During the painful haze of the first few hours following my father’s death, I decided that the best way to deal with it, is to celebrate my father’s life (instead of mourn his death).
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I have finally gotten around to doing some table buffer investigation in SAP ECC6. There is a good chance that your systems could benefit from making similar changes, so here is what i found out.
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To some of you this may be old news, but i have only read about this lately, so I figured some people may still find the following bit of news new and interesting.
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