On 05/31/13 12:38, Kostas Oikonomou wrote: > John, > > Thanks. I am trying your suggestions on my Dell laptop (Intel Core i7, > 4 cores). > > First off, my /etc/rc.conf already had > > ------------------------------------------------------------------------ > # powerd: adaptive speed while on AC power, adaptive while on battery power > powerd_enable="YES" > powerd_flags="-a hiadaptive -b adaptive" # set CPU frequency > ------------------------------------------------------------------------ > > and powerd was running. With that, the output of sysctl was like what > you sent (the default). > > Now my /etc/rc.conf reads > ------------------------------------------------------------------------ > # powerd: adaptive speed while on AC power, adaptive while on battery power > powerd_enable="YES" > powerd_flags="-a hiadaptive -b adaptive" # set CPU frequency > > # per John Baldwin email > performance_cx_lowest=LOW > ------------------------------------------------------------------------
Take a look at this excellent guide too: https://wiki.freebsd.org/TuningPowerConsumption _______________________________________________ freebsd-amd64@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-amd64 To unsubscribe, send any mail to "freebsd-amd64-unsubscr...@freebsd.org"
