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posix_sysconf constants
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POSIX_SC_ARG_MAX
(int)
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The maximum number of bytes the arguments (and environment variables) can have.
Available as of PHP 8.3.0.
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POSIX_SC_PAGESIZE
(int)
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The number of bytes of the current page.
Available as of PHP 8.3.0.
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POSIX_SC_NPROCESSORS_CONF
(int)
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The number of cpus configured system wise.
Available as of PHP 8.3.0.
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POSIX_SC_NPROCESSORS_ONLN
(int)
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The number of cpus currently active system wise.
Available as of PHP 8.3.0.
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POSIX_SC_CHILD_MAX
(int)
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The maximum number of simultaneous processes per user.
Available as of PHP 8.4.0.
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POSIX_SC_CLK_TCK
(int)
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The number of clock ticks per second.
Available as of PHP 8.4.0.
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