What does "cpufreq-set -g performance" do? Sounds like it would lock the BBB at max CPU clock speed, or at least, not let it go down to the lowest speeds.
I found the generic Debian docs on *cpufreq-set*, but not the BBB specific instruction set and meanings. --- Graham On Mon, Jul 13, 2015 at 8:41 AM, Graham Haddock <[email protected]> wrote: > OK. > I took my Rev.C unit (1c:ba:8c:d9:5e:dd) and loaded > "bone-debian-8.1-lxqt-4gb-armhf-2015-07-05-4gb.img" onto a > 16 GB uSD card. Unit, power supply and card are "trusted." > > Absolutely no changes to the image, just install, boot, run. No updates, > additions or modifications. > No cape, only connections are 5V power and Ethernet. > Times are GMT/UTC. I define the boot completion as the time when systemd > updates the internal time from the network. > > Initial boot completion: Jul 12 19:12:09 > Autonomous reboot: Jul 13 10:54:19 > > This time it took 15 hours for the autonomous reboot to occur. I'll let > this one keep going, and report. > > --- Graham > > == > > On Mon, Jul 13, 2015 at 12:13 AM, William Hermans <[email protected]> > wrote: > >> *(3) System bb4f8e still has 4.1.0-rc8-bone9 #1 Wed Jun 17 00:05:43 UTC >>> 2015 armv7l GNU/Linux: but cpufreq-set -g performance: no more reboot* >> >> >> Interesting . . . If memory serves correctly, that was the "fix" for an >> older kernel. So possibly older code crept into the newer ? >> >> On Sun, Jul 12, 2015 at 8:35 PM, 'dl4mea' via BeagleBoard < >> [email protected]> wrote: >> >>> Results from overnight test: >>> >>> I used the worst rebooters for some tests: >>> >>> (1) System bb1cf1 got installed with 3.19.3-bone4: *no more reboot* >>> uptime >>> 03:23:37 up 14:50, 1 user, load average: 0.00, 0.01, 0.05 >>> >>> (2) System bb6c1f: installed with 4.1.1-ti-r2 #1 SMP PREEMPT Wed Jul 8 >>> 17:03:29 UTC 2015 armv7l GNU/Linux: *2 reboots* >>> Jul 13 00:55:17 bb6c1f kernel: [ 0.000000] Booting Linux on physical >>> CPU 0x0 >>> Jul 13 01:51:02 bb6c1f kernel: [ 0.000000] Booting Linux on physical >>> CPU 0x0 >>> >>> (3) System bb4f8e still has 4.1.0-rc8-bone9 #1 Wed Jun 17 00:05:43 UTC >>> 2015 armv7l GNU/Linux: but cpufreq-set -g performance: *no more reboot* >>> uptime >>> 03:29:57 up 9:01, 1 user, load average: 0.02, 0.06, 0.05 >>> >>> As I have to leave for the day, I will let all my systems run for at >>> least 12h without changes. >>> If then still like this, I will do (1) and (3) on some more devices. >>> >>> @RobertCNelson: If you have further suggestions which image to test, let >>> me know. >>> >>> --- Guenter (dl4mea) >>> >>> -- >>> For more options, visit http://beagleboard.org/discuss >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "BeagleBoard" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- >> For more options, visit http://beagleboard.org/discuss >> --- >> You received this message because you are subscribed to a topic in the >> Google Groups "BeagleBoard" group. >> To unsubscribe from this topic, visit >> https://groups.google.com/d/topic/beagleboard/lF1X1XINjDo/unsubscribe. >> To unsubscribe from this group and all its topics, send an email to >> [email protected]. >> For more options, visit https://groups.google.com/d/optout. >> > > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
