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HTT logical processors are now enabled (not disabled) by default, so

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reflect this in the hardware notes.

Approved by:	re (implicitly)
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bmah 2003-12-06 20:39:58 +00:00
parent 9d07822abc
commit c0764f5c88
1 changed files with 3 additions and 2 deletions
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5
release/doc/en_US.ISO8859-1/hardware/i386/proc-i386.sgml
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@ -42,8 +42,9 @@
additional physical processors; in other words, no attempt is made
to optimize scheduling decisions given the shared resources
between logical processors within the same CPU. Because this
naive scheduling can result in suboptimal performance, the logical
CPUs are halted by default at startup. They can be enabled with
naive scheduling can result in suboptimal performance, under
certain circumstances it may be useful to disable the logical
processors with the
the <varname>machdep.hlt_logical_cpus</varname> sysctl variable.
It is also possible to halt any CPU in the idle loop with the
<varname>machdep.hlt_cpus</varname> sysctl variable. The