Re: Event based scheduling and USB.

2010-10-29 Thread Alexander Motin
Alexander Motin wrote: Takanori Watanabe wrote: I updated my FreeBSD tree on laptop, to the current as of 18 Oct.2010, it works fine with CPU C3 state enabled, I think this is your achievement of event time scheduler, thanks! But when USB driver is enabled, the load average is

Re: Event based scheduling and USB.

2010-10-27 Thread Hans Petter Selasky
By default USB devices are not suspended. You can use usbconfig power_save to enable automatic power save for all devices. --HPS ___ freebsd-current@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send

Re: Event based scheduling and USB.

2010-10-27 Thread Alexander Motin
Nate Lawson wrote: On 10/26/2010 12:57 PM, Alexander Motin wrote: Takanori Watanabe wrote: I updated my FreeBSD tree on laptop, to the current as of 18 Oct.2010, it works fine with CPU C3 state enabled, I think this is your achievement of event time scheduler, thanks! Ah, so mav@

Re: Event based scheduling and USB.

2010-10-27 Thread Alexander Leidinger
Quoting Alexander Motin m...@freebsd.org (from Tue, 26 Oct 2010 22:57:59 +0300): Takanori Watanabe wrote: It's time to implement powertop for freebsd, isn't it? Surely it is. I was even thinking about possibility to port one from OpenSolaris, but other work distracted me. You may take

Re: Event based scheduling and USB.

2010-10-27 Thread Hans Petter Selasky
On Wednesday 27 October 2010 10:14:18 Alexander Motin wrote: As I understand, if respective USB port is not used, USB stack should put it into power_save mode not poll so often to deny entering C3 state. USB will stop the hardware from polling RAM, but still a 4 second root HUB software

Event based scheduling and USB.

2010-10-26 Thread Takanori Watanabe
I updated my FreeBSD tree on laptop, to the current as of 18 Oct.2010, it works fine with CPU C3 state enabled, I think this is your achievement of event time scheduler, thanks! But when USB driver is enabled, the load average is considerablly high (0.6 to 1.0) if sysctl oid

Re: Event based scheduling and USB.

2010-10-26 Thread Alexander Motin
Takanori Watanabe wrote: I updated my FreeBSD tree on laptop, to the current as of 18 Oct.2010, it works fine with CPU C3 state enabled, I think this is your achievement of event time scheduler, thanks! But when USB driver is enabled, the load average is considerablly high (0.6 to 1.0)

Re: Event based scheduling and USB.

2010-10-26 Thread Nate Lawson
On 10/26/2010 12:57 PM, Alexander Motin wrote: Takanori Watanabe wrote: I updated my FreeBSD tree on laptop, to the current as of 18 Oct.2010, it works fine with CPU C3 state enabled, I think this is your achievement of event time scheduler, thanks! Ah, so mav@ implemented a