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Old 04-21-2013, 04:36 AM   #1
raghavsood999
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Registered: Sep 2012
Posts: 9

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Smile please help me with the following problems


Roughly what percentage of the machine's physical memory is devoted to caching I/O operations?
A. 5%
B. 10%
C. 25%
D. 33%
E. 60%



why is the answere 60 percent?

using the following:
:::::::::::::::::::::::::::::::::::::::::::
top - 05:14:52 up 3 days, 12:34, 2 users, load average: 4.39, 1.40, 0.48
Tasks: 86 total, 79 sleeping, 7 running, 0 zombie, 0 stopped
Cpu(s): 20.0%us, 79.8%sy, 0.4%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Mem: 255184k total, 247244k used, 7940k free, 91620k buffers
Swap: 521632k total, 20756k used, 500876k free, 67012k cached
::::::::::::::::::::::::::::::::::::::::::::::::
 
Old 04-21-2013, 04:46 AM   #2
druuna
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Registered: Sep 2003
Posts: 10,532
Blog Entries: 7

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Quote:
Originally Posted by raghavsood999 View Post
Roughly what percentage of the machine's physical memory is devoted to caching I/O operations?
A. 5%
B. 10%
C. 25%
D. 33%
E. 60%



why is the answere 60 percent?

using the following:
:::::::::::::::::::::::::::::::::::::::::::
top - 05:14:52 up 3 days, 12:34, 2 users, load average: 4.39, 1.40, 0.48
Tasks: 86 total, 79 sleeping, 7 running, 0 zombie, 0 stopped
Cpu(s): 20.0%us, 79.8%sy, 0.4%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Mem: 255184k total, 247244k used, 7940k free, 91620k buffers
Swap: 521632k total, 20756k used, 500876k free, 67012k cached
::::::::::::::::::::::::::::::::::::::::::::::::
You already asked this question, and got an answer.

Cross-posting is against the LQ rules. Please post your thread in only one forum. Posting a single thread in the most relevant forum will make it easier for members to help you and will keep the discussion in one place.

Continue in the other/original thread: https://www.linuxquestions.org/quest...2/#post4935250

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