Hi Adrian The three threads are kernel(acpi_task_{0-2}) and they use ~30% each so total 100% of one core. Machine is 2013 MBP pmcstat screenshot attached. On Thu, 30 Mar 2017 at 21:16, Adrian Chadd <adrian_at_freebsd.org> wrote: > I don't /think/ so - which thread is it on your end? Can you run > pmcstat -S instructions -T to see what's taking your CPU? > > > > -adrian > > > On 28 March 2017 at 13:36, Johannes Lundberg <johalun0_at_gmail.com> wrote: > > Hi > > > > Personally I got some acpi-something kernel thread at 100% CPU constant > > usage. Need to lock CPU freq at lower value otherwise it runs with > > turboboost all the time. > > > > Could it be the same for you? > > > > On Tue, 28 Mar 2017 at 20:58, Adrian Chadd <adrian_at_freebsd.org> wrote: > >> > >> hiya, > >> > >> I've noticed that my battery life on my haswell laptop (T540p) seems > >> to have taken a nosedive lately. I could've /sworn/ it was getting > >> better than 15-16W at idle. > >> > >> Has anyone noticed any massive decrease in battery life lately? > >> > >> > >> > >> -adrian > >> _______________________________________________ > >> freebsd-current_at_freebsd.org mailing list > >> https://lists.freebsd.org/mailman/listinfo/freebsd-current > >> To unsubscribe, send any mail to " > freebsd-current-unsubscribe_at_freebsd.org" >Received on Mon Apr 03 2017 - 08:25:01 UTC
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