`<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Wed, Nov 13, 2013 at 11:24 AM, Garrett D'Amore <span dir="ltr"><<a href="mailto:garrett@damore.org" target="_blank">garrett@damore.org</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">CPU power management is unlikely to do much for you. Its better to rely on C-states to save power on modern systems. That said, </div>
</blockquote><div><br></div><div><br>Strictly speaking, C-states are part of CPU power management. If you were referring to p-states, with the exception of apps that require very low latency, the race to idle policy implemented with the Power Aware Dispatcher project improved power efficiency without affecting performance across a variety of workloads.<br>
<br></div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">there are some known bugs with deep C states and some drivers; we don't ordinarily recommend setting it for servers.<br>
</div></blockquote></div><br></div><div class="gmail_extra">Can you point me at these bugs ?<br><br></div><div class="gmail_extra">Rafael<br></div><div class="gmail_extra"><br><br></div></div>
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