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Question 1

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In capacity planning exercises, which tools assist in listing and identifying processes of interest? (Choose TWO correct answers.)

Question 2

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In the following output from top, which processes contribute to the percentage of time that the CPU spends in the state of wa? Tasks: 193 total, 1 running, 190 sleeping, 2 stopped, 0 zombie Cpu(s)

Question 3

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In the below example output, which columns detail the percent of time the CPU spent running nonkernel code and the percent of time the CPU spent running kernel code? (Choose TWO correct answers.) #

Question 4

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In the following output, what percentage of time was the CPU waiting for pending I/O? # vmstat 1 100 procs -----------memory---------- ---swap-- -----io---- --system-- ----cpu---- r b swpd free b

Question 5

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Which commands below are useful to collect data about remote filesystem connections? (Choose TWO correct answers.)

Question 6

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In the following output, the load averages represent the system load averages for what time frames? 12:10:05 up 18 days, 19:00, 2 users, load average: 0.47, 24.71, 35.31

Question 7

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When planning a web server which of the following choices will impact system sizing? (Choose THREE correct answers.)

Question 8

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What mechanism does collectd use to gather monitoring information on systems?

Question 9

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Which of the following tools are used to measure memory usage? (Choose THREE correct answers.)

Question 10

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Which of the following is a side effect of extensive usage of swap space?

Question 11 - 201-450 discussion

In this example output, which descriptions match the purpose of the free, buff and cache columns?

(Choose THREE correct answers.)

# vmstat 1 100

procs -----------memory---------- ---swap-- -----io---- --system-- ----cpu----

r b swpd free buff cache si so bi bo in cs us sy id wa

0 0 0 282120 134108 5797012 0 0 0 2 0 0 0 0 100 0

0 0 0 282120 134108 5797012 0 0 0 0 1007 359 0 0 100 0

0 0 0 282120 134108 5797012 0 0 0 0 1117 577 0 0 100 0

0 0 0 282120 134108 5797012 0 0 0 0 1007 366 0 0 100 0

Used swap space

RAM available for filesystem buffers

Available free RAM

RAM used for buffers

RAM used for filesystem cache

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asked 18/09/2024

Danilo Omaljev

34 questions

Your answer: A B C D E

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