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by Craig Shallahamer Get the book here |
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Craig Shallahamer's Blog
The text below is an except from the book, Oracle Performance Firefighting, written by Craig Shallahamer of OraPub, Inc. Figures and tables are not included on this page, only their reference. To order the book in either print or PDF form, click here. ©2009, 2010 by Craig Shallahamer. This is copyrighted material. Please—Out of respect for those involved in the creation of the book and also for their familes, we ask you to respect the copyright both in intent and deed. Thank you. ------------------------------- Figure 5-3 shows a simple script to gather CPU consumption, including recursive SQL CPU consumption, and parsing-related CPU consumption, over a 120-second period. Figure 5-4 takes the raw values and produces the service time details we need for our ORTA. Figure 5-3. This code snippet details the collection of values for service time classification based on v$sysstat. Figure 5-4. This code snippet takes the raw CPU v$sysstat values as gathered in Figure 5-3 and produces the service time classification breakdown. Please—Out of respect for those involved in the creation of the book and also for their familes, we ask you to respect the copyright both in intent and deed. Thank you. |
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