Shulou(Shulou.com)06/03 Report--

Taskset (util-linux-ng 2.17.2) usage: taskset [options] [mask | cpu-list] [pid | cmd [args...]] set or get the affinity of a process-p,-- pid operate on existing given pid-c,-- cpu-list display and specify cpus in list format-h,-- help display this help-V -- version output version informationThe default behavior is to run a new command: taskset 03 sshd-b 1024You can retrieve the mask of an existing task: taskset-p 700Or set it: taskset-p 03 700List format uses a comma-separated list instead of a mask: taskset-pc 0 3 7-11 700Ranges in list format can take a stride argument: e.g. 0-31:2 is equivalent to mask 0x55555555

Example:

Bind the process with pid number 2181 to cpu0:

[root@Centos] # taskset-cp 0 2181pid 2181s current affinity list: 0pid 2181s new affinity list: 0

Bind the process with pid number 2181 to several cpu:

[root@Centos ~] # taskset-cp 0Power1 2181-bind to cpu0 and cpu1

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