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On 14/12/16 12:29, Fabian Groffen wrote: |
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> On 14-12-2016 13:01:16 -0500, Doug Freed wrote: |
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>> On Wed, Dec 14, 2016 at 12:48 PM, Nathan Zachary |
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>> <nathanzachary@g.o> wrote: |
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>>> On 14/12/16 10:11, Doug Freed wrote: |
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>>>>> I somehow doubt that would give me the expected number only, and I lack |
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>>>>> a BSD install handy to test it. |
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>>>> $(sysctl -n hw.ncpu) |
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>>>> |
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>>> I don't know that the sysctl command works universally: |
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>>> |
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>>> # sysctl -n hw.ncpu |
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>>> sysctl: cannot stat /proc/sys/hw/ncpu: No such file or directory |
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>>> |
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>> It's BSD-specific (Darwin may have it too, but I'm not in OS X at the |
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>> moment, so I can't check), which pretty much describes this branch in |
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>> the codepath as well. Linux users will have the nproc command from |
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>> coreutils. |
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> Yes, Darwin has it too, but the tool lives in /usr/sbin instead: |
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> |
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> https://gitweb.gentoo.org/repo/proj/prefix.git/tree/scripts/bootstrap-prefix.sh#n1987 |
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> |
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> Fabian |
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> |
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> |
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Ah, yes, I missed the part about it being BSD-specific. |
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This one-liner certainly isn't as graceful or elegant, but it works: |
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# cat /proc/cpuinfo | grep 'processor' | wc -l |