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List:       freebsd-hackers
Subject:    Re: How to pin an interrupt thread to a specific CPU core?
From:       Eugene Grosbein <eugen () grosbein ! net>
Date:       2021-04-15 21:43:55
Message-ID: 8d0866f0-3eed-87cd-d6b6-ea7ed3e06ce4 () grosbein ! net
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16.04.2021 4:38, Michio Honda пишет:
> Hi,
> 
> Does anyone know how to do this? I want to ensure both my kqueue-based TCP
> server app thread and the interrupt thread for the NIC to run at the same
> CPU core.

cpuset -l $corenumber -x $irqnumber
cpuset -l 0 -x 259

This is documented in the cpuset(1) manual page.


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