Difference between revisions of "RZ-G/RZG2 kernel"

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<big> RZ/G2 Kernel and Linux FAQ </big>
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= CPU Hotplug =
 
You can enable and disable CPU cores by wrriting to a sysfs value.
 
<br>
 
This is helpful for when you want to experiment with the performance of your application if you were to use a processor with less CPU cores.
 
 
 
For example, this command will disable the 2nd core.
 
 
 
<code>$ echo 0 > /sys/devices/system/cpu/cpu1/online</code>
 
 
 
More detailed information can be found here: https://www.cyberciti.biz/faq/debian-rhel-centos-redhat-suse-hotplug-cpu
 

Latest revision as of 12:01, 23 July 2021

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