Checking CPU capabilities

Mayuresh Kathe mayuresh at kathe.in
Sat Feb 2 17:15:07 UTC 2019


I am not on a FreeBSD system at the moment, and don't have access to one 
either.

On 2019-02-02 10:26 PM, Herbert Laubner wrote:
> You could try
> 
> $ grep Features /var/run/dmesg.boot  | grep --colour -e AVX
> 
> Am 02.02.19 um 22:09 schrieb Mayuresh Kathe:
>> On 2019-02-02 09:46 PM, Chris Hill wrote:
>>> On Sat, 2 Feb 2019, Mayuresh Kathe wrote:
>>> 
>>>> Under Linux it is `cat /proc/cpuinfo`
>>>> Under Solaris it is `isainfo -v`
>>>> What is it under FreeBSD 12?
>>> 
>>> Something like
>>>   $ grep Features /var/run/dmesg.boot
>>> ...or am I missing something?
>> 
>> I need to know if my processor supports AVX, AVX2, AVX-512, SIMD, etc.
>> Would your approach give me that sort of information?
>> 
>> _______________________________________________
>> freebsd-questions at freebsd.org mailing list
>> https://lists.freebsd.org/mailman/listinfo/freebsd-questions
>> To unsubscribe, send any mail to
>> "freebsd-questions-unsubscribe at freebsd.org"
> 
> _______________________________________________
> freebsd-questions at freebsd.org mailing list
> https://lists.freebsd.org/mailman/listinfo/freebsd-questions
> To unsubscribe, send any mail to 
> "freebsd-questions-unsubscribe at freebsd.org"



More information about the freebsd-questions mailing list