July 2004
Intermediate to advanced
384 pages
9h 32m
English
book
Oracle Wait Interface: A Practical Guide to Performance Diagnostics & Tuning
by Richmond Shee, Kirtikumar Deshpande, K Gopalakrishnan
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CHAPTER 5Interpreting Common I/O Related Wait Events
I/O operations are an essential part of processing and often represent a major portion of processing time. This is because I/Os are complicated operations involving many layers and components of a computer system, including software components such as Oracle, the disk volume manager, the server operating system, and the disk operating system, as well as hardware components such as buffers, I/O cards, cables, networks, routers, switches, storage controllers, and physical disks. Every component has its own attributes. There are many places that a mismatch or misconfiguration can easily degrade the I/O throughput and application performance.
There are also two basic types of I/O operations: synchronous ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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