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CPU usage and memory usage

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# 1  
Old 08-08-2007
CPU usage and memory usage
Please tell me solaris functions/api for getting following information

1- Function that tells how much memory used by current process
2- Function that tells how much memory used by all running processes
3- Function that tells how much CPU is used by current process
4- Function that tells how much CPU is used by all running process.

Please tell me as soon as possible..
# 2  
Old 08-09-2007
getrusage() for the current process.
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