October 2006
Intermediate to advanced
1040 pages
33h 24m
English
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E25.1 |
Make an educated guess as to the problem in each of the following cases: a. When switching between applications, the disk thrashes and there is a noticeable lag. b. A numerical simulation program takes more time than normal, but system memory is mostly free. c. Users on a very busy LAN complain of slow NFS access, but the load average on the server is very low. d. Running a command (any command) often says “out of memory”. |
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E25.2 |
Run procinfo on an available Linux machine and discuss the results. What, if any, resources appear to be in heavy use? What resources appear to be unused? Include the IRQ listing in your analysis. |
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E25.3 |
Load balancing can have a dramatic impact on server performance as ... |
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