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How to view the performance details of individual CPUs in the top command

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You can view the performance details of each CPUs of your machine in the top command by pressing 1 (number one) while the top command is running.one).

$ top
top - 09:28:33 up 2 days, 12:46,  2 users,  load average: 0.61, 0.41, 0.18
Tasks:  90 total,   1 running,  89 sleeping,   0 stopped,   0 zombie
Cpu(s): 17.0%us,  1.4%sy,  0.0%ni, 81.6%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st
Mem:   1025468k total,   793568k used,   231900k free,   120836k buffers
Swap:  1951856k total,        0k used,  1951856k free,   342384k cached
when i pressed '1' i got the details shown below.
top - 09:29:25 up 2 days, 12:47,  2 users,  load average: 0.78, 0.50, 0.22
Tasks:  90 total,   1 running,  89 sleeping,   0 stopped,   0 zombie
Cpu0  : 25.5%us,  1.9%sy,  0.0%ni, 67.8%id,  4.7%wa,  0.0%hi,  0.1%si,  0.0%st
Cpu1  : 16.5%us,  1.3%sy,  0.0%ni, 82.2%id,  0.1%wa,  0.0%hi,  0.0%si,  0.0%st
Mem:   1025468k total,   801648k used,   223820k free,   120944k buffers
Swap:  1951856k total,        0k used,  1951856k free,   342500k cached
the second shows data of individual CPUs.
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Comments

skohari said…
i am bookmarking your page. It's really helpful for newbies like me. Thanks Dipin!
March 22, 2010 at 10:09 AM
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