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Some About SBUs page reword

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Xi Ruoyao 2024-08-27 12:31:04 +08:00
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chapter04/aboutsbus.xml
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@ -39,7 +39,7 @@
<para>On some newer systems, the motherboard is capable of contolling <para>On some newer systems, the motherboard is capable of contolling
the system clock speed. This can be controlled with a command such as the system clock speed. This can be controlled with a command such as
<command>powerprofilesctl</command>. This is not available in LFS, but <command>powerprofilesctl</command>. This is not available in LFS, but
may be available on the host system. After LFS is complete, it can be may be available on the host distro. After LFS is complete, it can be
added to a system with the procedures at the added to a system with the procedures at the
<ulink url='&blfs-book;sysutils/power-profiles-daemon.html'> <ulink url='&blfs-book;sysutils/power-profiles-daemon.html'>
BLFS power-profiles-daemon</ulink> page. BLFS power-profiles-daemon</ulink> page.
@ -55,21 +55,16 @@
Be aware that a significant inaccuracy can still show up even if the same Be aware that a significant inaccuracy can still show up even if the same
profile is used for both packages because the system may respond slower if profile is used for both packages because the system may respond slower if
the system is idle when starting the build procedure. Setting the power the system is idle when starting the build procedure. Setting the power
profile to "performance" will minimize this problem.</para> profile to <quote>performance</quote> will minimize this problem. And
obviously doing so will also make the system build LFS faster.</para>
<para>On most distros the power profile can be managed with either <para>If <command>powerprofilesctl</command> is available, issue the
<command>power-profiles-daemon</command> or <command>tuned</command>.
If the distro runs <command>power-profiles-daemon</command>, issue the
<command>powerprofilesctl set performance</command> command to select <command>powerprofilesctl set performance</command> command to select
the <literal>performance</literal> profile. If the distro runs the <literal>performance</literal> profile. Some distros provides the
<command>tuned</command>, issue the <command>tuned-adm profile <command>tuned-adm</command> command for managing the profiles instead of
throughput-performance</command> command to select the <command>powerprofilesctl</command>, on these distros issue the
<literal>throughput-performance</literal> profile.</para> <command>tuned-adm profile throughput-performance</command> command to
select the <literal>throughput-performance</literal> profile.</para>
<para>Even if you are not measuring the SBU values, it's still better to
select the power profile for maximum performance before building LFS, as
doing so can (obviously) make the system faster to build LFS
packages.</para>
<note> <note>
<para>When multiple processors are used in this way, the SBU units in the <para>When multiple processors are used in this way, the SBU units in the