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Linux CPU nice
Regarding mpstat
what is nice
what is nice
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mpstat - %nice is the percentage of CPU utilization that occurred while executing at the user level with nice priority.
(a) when you issue a command with "nice +7 rpm -ivh ***.rpm" it will increment the priority of rpm installation by 7 and there by may increase the CPU utilization for the rpm command.
based on you prioritizing a process with nice command the %CPU utilization will change in mpstat.
(a) when you issue a command with "nice +7 rpm -ivh ***.rpm" it will increment the priority of rpm installation by 7 and there by may increase the CPU utilization for the rpm command.
based on you prioritizing a process with nice command the %CPU utilization will change in mpstat.
Basically you can do nice or renice to change priority of your process to a lower priority in order to give other processes preference over your process.
Some more information for you.
http://www.nixtutor.com/linux/changing-priority-on-linux-processes/