6.4. Chapter Summary


This chapter presented the Linux disk I/O performance tools used to extract information about system-wide (vmstat), device-specific (vmstat, iostat, sar), and file-specific (lsof) disk I/O usage. It explained the different types of I/O statistics and how to extract these statistics from Linux using the I/O performance tools. It also discussed some of the significant limitations of the current tools and areas for future growth.

The next chapter examines the tools that enable you to determine the cause of network bottlenecks.



Optimizing Linux Performance. A Hands-On Guide to Linux Performance Tools
Optimizing Linux Performance: A Hands-On Guide to Linux Performance Tools
ISBN: 0131486829
EAN: 2147483647
Year: 2004
Pages: 132

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