Is this right? Haven't had to check into it but I believe it's new since
upgrade to 10.3
$ dmesg | grep CPU: | tail -n 1
CPU: AMD A4-5300 APU with Radeon(tm) HD Graphics (3393.90-MHz K8-class CPU)
Snippet from /boot/loader.conf
cpufreq_load="YES"
amdtemp_load="YES"
Snippet from /boot/rc.conf
# Power management
powerd_enable="YES"
#powerd_flags=""
performance_cx_lowest="Cmax"
economy_cx_lowest="Cmax"
Case 1: #hint.acpi_throttle.0.disabled="1" from /boot/device.hints
$ sysctl -a | grep cpu
kern.smp.cpus: 2
kern.smp.maxcpus: 64
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
module_register: cannot register cpu/ichss from cpufreq.ko; already loaded from
kernel
Module cpu/ichss failed to register: 17
module_register: cannot register cpu/est from cpufreq.ko; already loaded from
kernel
Module cpu/est failed to register: 17
module_register: cannot register cpu/hwpstate from cpufreq.ko; already loaded
from kernel
Module cpu/hwpstate failed to register: 17
module_register: cannot register cpu/p4tcc from cpufreq.ko; already loaded from
kernel
Module cpu/p4tcc failed to register: 17
module_register: cannot register cpu/powernow from cpufreq.ko; already loaded
from kernel
Module cpu/powernow failed to register: 17
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
module_register: cannot register cpu/ichss from cpufreq.ko; already loaded from
kernel
Module cpu/ichss failed to register: 17
module_register: cannot register cpu/est from cpufreq.ko; already loaded from
kernel
Module cpu/est failed to register: 17
module_register: cannot register cpu/hwpstate from cpufreq.ko; already loaded
from kernel
Module cpu/hwpstate failed to register: 17
module_register: cannot register cpu/p4tcc from cpufreq.ko; already loaded from
kernel
Module cpu/p4tcc failed to register: 17
module_register: cannot register cpu/powernow from cpufreq.ko; already loaded
from kernel
Module cpu/powernow failed to register: 17
module_register: cannot register cpu/ichss from cpufreq.ko; already loaded from
kernel
Module cpu/ichss failed to register: 17
module_register: cannot register cpu/est from cpufreq.ko; already loaded from
kernel
Module cpu/est failed to register: 17
module_register: cannot register cpu/hwpstate from cpufreq.ko; already loaded
from kernel
Module cpu/hwpstate failed to register: 17
module_register: cannot register cpu/p4tcc from cpufreq.ko; already loaded from
kernel
Module cpu/p4tcc failed to register: 17
module_register: cannot register cpu/powernow from cpufreq.ko; already loaded
from kernel
Module cpu/powernow failed to register: 17
module_register: cannot register cpu/ichss from kernel; already loaded from
cpufreq.ko
Module cpu/ichss failed to register: 17
module_register: cannot register cpu/powernow from kernel; already loaded from
cpufreq.ko
Module cpu/powernow failed to register: 17
module_register: cannot register cpu/est from kernel; already loaded from
cpufreq.ko
Module cpu/est failed to register: 17
module_register: cannot register cpu/hwpstate from kernel; already loaded from
cpufreq.ko
Module cpu/hwpstate failed to register: 17
module_register: cannot register cpu/p4tcc from kernel; already loaded from
cpufreq.ko
Module cpu/p4tcc failed to register: 17
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
module_register: cannot register cpu/ichss from kernel; already loaded from
cpufreq.ko
Module cpu/ichss failed to register: 17
module_register: cannot register cpu/powernow from kernel; already loaded from
cpufreq.ko
Module cpu/powernow failed to register: 17
module_register: cannot register cpu/est from kernel; already loaded from
cpufreq.ko
Module cpu/est failed to register: 17
module_register: cannot register cpu/hwpstate from kernel; already loaded from
cpufreq.ko
Module cpu/hwpstate failed to register: 17
module_register: cannot register cpu/p4tcc from kernel; already loaded from
cpufreq.ko
Module cpu/p4tcc failed to register: 17
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
acpi_throttle0: <ACPI CPU Throttling> on cpu0
acpi_throttle1: <ACPI CPU Throttling> on cpu1
kern.ccpu: 0
<cpu count="2" mask="3">0, 1</cpu>
<cpu count="2" mask="3">0, 1</cpu>
kern.sched.cpusetsize: 8
kern.racct.pcpu_threshold: 1
cpu HAMMER
device cpufreq
net.inet.tcp.per_cpu_timers: 0
debug.cpufreq.verbose: 0
debug.cpufreq.lowest: 0
debug.acpi.cpu_unordered: 0
hw.ncpu: 2
hw.acpi.cpu.cx_lowest: C8
dev.cpufreq.0.%parent: cpu0
dev.cpufreq.0.%pnpinfo:
dev.cpufreq.0.%location:
dev.cpufreq.0.%driver: cpufreq
dev.cpufreq.0.%desc:
dev.cpufreq.%parent:
dev.acpi_throttle.0.%parent: cpu0
dev.cpu.1.cx_usage: 100.00% last 155us
dev.cpu.1.cx_lowest: C8
dev.cpu.1.cx_supported: C1/1/0
dev.cpu.1.temperature: 40.7C
dev.cpu.1.%parent: acpi0
dev.cpu.1.%pnpinfo: _HID=none _UID=0
dev.cpu.1.%location: handle=\_PR_.P001
dev.cpu.1.%driver: cpu
dev.cpu.1.%desc: ACPI CPU
dev.cpu.0.cx_usage: 100.00% last 121us
dev.cpu.0.cx_lowest: C8
dev.cpu.0.cx_supported: C1/1/0
dev.cpu.0.freq_levels: 3393/-1 2968/-1 2544/-1 2120/-1 1696/-1 1272/-1 848/-1
424/-1
dev.cpu.0.freq: 1272
dev.cpu.0.temperature: 40.7C
dev.cpu.0.%parent: acpi0
dev.cpu.0.%pnpinfo: _HID=none _UID=0
dev.cpu.0.%location: handle=\_PR_.P000
dev.cpu.0.%driver: cpu
dev.cpu.0.%desc: ACPI CPU
dev.cpu.%parent:
$ service powerd status
powerd is not running.
Case 2: #hint.acpi_throttle.0.disabled="0" from /boot/device.hints
$ sysctl -a | grep cpu
kern.smp.cpus: 2
kern.smp.maxcpus: 64
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
module_register: cannot register cpu/ichss from cpufreq.ko; already loaded from
kernel
Module cpu/ichss failed to register: 17
module_register: cannot register cpu/est from cpufreq.ko; already loaded from
kernel
Module cpu/est failed to register: 17
module_register: cannot register cpu/hwpstate from cpufreq.ko; already loaded
from kernel
Module cpu/hwpstate failed to register: 17
module_register: cannot register cpu/p4tcc from cpufreq.ko; already loaded from
kernel
Module cpu/p4tcc failed to register: 17
module_register: cannot register cpu/powernow from cpufreq.ko; already loaded
from kernel
Module cpu/powernow failed to register: 17
module_register: cannot register cpu/ichss from cpufreq.ko; already loaded from
kernel
Module cpu/ichss failed to register: 17
module_register: cannot register cpu/est from cpufreq.ko; already loaded from
kernel
Module cpu/est failed to register: 17
module_register: cannot register cpu/hwpstate from cpufreq.ko; already loaded
from kernel
Module cpu/hwpstate failed to register: 17
module_register: cannot register cpu/p4tcc from cpufreq.ko; already loaded from
kernel
Module cpu/p4tcc failed to register: 17
module_register: cannot register cpu/powernow from cpufreq.ko; already loaded
from kernel
Module cpu/powernow failed to register: 17
module_register: cannot register cpu/ichss from kernel; already loaded from
cpufreq.ko
Module cpu/ichss failed to register: 17
module_register: cannot register cpu/powernow from kernel; already loaded from
cpufreq.ko
Module cpu/powernow failed to register: 17
module_register: cannot register cpu/est from kernel; already loaded from
cpufreq.ko
Module cpu/est failed to register: 17
module_register: cannot register cpu/hwpstate from kernel; already loaded from
cpufreq.ko
Module cpu/hwpstate failed to register: 17
module_register: cannot register cpu/p4tcc from kernel; already loaded from
cpufreq.ko
Module cpu/p4tcc failed to register: 17
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
module_register: cannot register cpu/ichss from kernel; already loaded from
cpufreq.ko
Module cpu/ichss failed to register: 17
module_register: cannot register cpu/powernow from kernel; already loaded from
cpufreq.ko
Module cpu/powernow failed to register: 17
module_register: cannot register cpu/est from kernel; already loaded from
cpufreq.ko
Module cpu/est failed to register: 17
module_register: cannot register cpu/hwpstate from kernel; already loaded from
cpufreq.ko
Module cpu/hwpstate failed to register: 17
module_register: cannot register cpu/p4tcc from kernel; already loaded from
cpufreq.ko
Module cpu/p4tcc failed to register: 17
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
acpi_throttle0: <ACPI CPU Throttling> on cpu0
acpi_throttle1: <ACPI CPU Throttling> on cpu1
module_register: cannot register cpu/ichss from kernel; already loaded from
cpufreq.ko
Module cpu/ichss failed to register: 17
module_register: cannot register cpu/powernow from kernel; already loaded from
cpufreq.ko
Module cpu/powernow failed to register: 17
module_register: cannot register cpu/est from kernel; already loaded from
cpufreq.ko
Module cpu/est failed to register: 17
module_register: cannot register cpu/hwpstate from kernel; already loaded from
cpufreq.ko
Module cpu/hwpstate failed to register: 17
module_register: cannot register cpu/p4tcc from kernel; already loaded from
cpufreq.ko
Module cpu/p4tcc failed to register: 17
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
<118>powerd: no cpufreq(4) support -- aborting: No such file or directory
module_register: cannot register cpu/ichss from kernel; already loaded from
cpufreq.ko
Module cpu/ichss failed to register: 17
module_register: cannot register cpu/powernow from kernel; already loaded from
cpufreq.ko
Module cpu/powernow failed to register: 17
module_register: cannot register cpu/est from kernel; already loaded from
cpufreq.ko
Module cpu/est failed to register: 17
module_register: cannot register cpu/hwpstate from kernel; already loaded from
cpufreq.ko
Module cpu/hwpstate failed to register: 17
module_register: cannot register cpu/p4tcc from kernel; already loaded from
cpufreq.ko
Module cpu/p4tcc failed to register: 17
cpu0 (BSP): APIC ID: 16
cpu1 (AP): APIC ID: 17
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
acpi_throttle0: <ACPI CPU Throttling> on cpu0
acpi_throttle1: <ACPI CPU Throttling> on cpu1
kern.ccpu: 0
<cpu count="2" mask="3">0, 1</cpu>
<cpu count="2" mask="3">0, 1</cpu>
kern.sched.cpusetsize: 8
kern.racct.pcpu_threshold: 1
cpu HAMMER
device cpufreq
net.inet.tcp.per_cpu_timers: 0
debug.cpufreq.verbose: 0
debug.cpufreq.lowest: 0
debug.acpi.cpu_unordered: 0
hw.ncpu: 2
hw.acpi.cpu.cx_lowest: C8
dev.cpufreq.0.%parent: cpu0
dev.cpufreq.0.%pnpinfo:
dev.cpufreq.0.%location:
dev.cpufreq.0.%driver: cpufreq
dev.cpufreq.0.%desc:
dev.cpufreq.%parent:
dev.acpi_throttle.0.%parent: cpu0
dev.cpu.1.cx_usage: 100.00% last 66us
dev.cpu.1.cx_lowest: C8
dev.cpu.1.cx_supported: C1/1/0
dev.cpu.1.temperature: 42.0C
dev.cpu.1.%parent: acpi0
dev.cpu.1.%pnpinfo: _HID=none _UID=0
dev.cpu.1.%location: handle=\_PR_.P001
dev.cpu.1.%driver: cpu
dev.cpu.1.%desc: ACPI CPU
dev.cpu.0.cx_usage: 100.00% last 1671us
dev.cpu.0.cx_lowest: C8
dev.cpu.0.cx_supported: C1/1/0
dev.cpu.0.freq_levels: 3393/-1 2968/-1 2544/-1 2120/-1 1696/-1 1272/-1 848/-1
424/-1
dev.cpu.0.freq: 1696
dev.cpu.0.temperature: 42.0C
dev.cpu.0.%parent: acpi0
dev.cpu.0.%pnpinfo: _HID=none _UID=0
dev.cpu.0.%location: handle=\_PR_.P000
dev.cpu.0.%driver: cpu
dev.cpu.0.%desc: ACPI CPU
dev.cpu.%parent:
$ service powerd status
powerd is not running.