On 02/13/2012 12:39 PM, Michael Lampe wrote: > Patrick Lists wrote: > >> Iirc to enable ASPM on Fedora the kernel must be booted with >> pcie_aspm=force. Maybe you need to use that option too? For more info >> see: >> http://www.phoronix.com/scan.php?page=article&item=linux_aspm_solution&num=1 > That's no general solution. It may work, but (e.g.) it doesn't work for > me on my Thinkpad X301. There are side-effects. > > The idea of the upstream patch is to mimic Windows: > > > With 3.2.5 "ASPM disabled" means: When the ACPI says ASPM is > > disabled Linux will leave it alone, which is what Windows is > > doing. The assumption is that explicitly disabling ASPM is more > > problematic than doing nothing." > > (Copied somewhere from LKML.) > > In other words: my BIOS is broken. But it's broken for all Lenovo > Notebooks. So ... > So for those of us that do not understand the intricacies of ASPM / BIOS / ACPI, how do we ensure we are getting the best (least) power consumption? I have a new ASUS G73S with i7 8 core processor - running CentOS 6.2 and loving it - no idea if this has or does not have ASPM support. What do I need to do to test / check? > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos