On Sat, 6 Mar 2010, Kevin Day wrote: > So, it seems that the VMware hypervisor is deactivating cores on the > CPU when idle, but FreeBSD itself isn't. Is anyone working on giving > FreeBSD's idle loop/scheduler the ability to go into deeper sleep > states? It seems this would have more than just a power savings > benefit now.
What does "sysctl dev.cpu.0.cx_lowest" say? And "sysctl dev.cpu.$N.cx_supported" ? ISTR FreeBSD defaults to a very conservative setting here so you may have to set it manually. -- Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C
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