vickycq 写了:
1. 安装 powerstat 套件,断开外接电源适配器,执行以下指令查看消耗功率
代码:
结果如下:
leiyel@leiyel-ThinkPad-E420:~$ powerstat -d0
Running for 480.0 seconds (48 samples at 10.0 second intervals).
Power measurements will start in 0 seconds time.
Time User Nice Sys Idle IO Run Ctxt/s IRQ/s Watts
10:59:11 0.6 0.0 0.3 99.0 0.1 1 393 126 7.81
10:59:21 0.7 4.3 0.7 94.3 0.1 1 439 241 10.56
10:59:31 0.6 0.0 0.2 99.1 0.1 1 410 119 11.18
10:59:41 0.6 0.0 0.1 99.3 0.1 1 354 105 11.30
10:59:51 0.6 0.0 0.2 99.2 0.1 1 383 115 11.38
11:00:01 0.7 0.0 0.2 99.1 0.0 2 360 124 11.46
11:00:11 1.4 0.0 0.6 96.3 1.8 1 592 219 11.62
11:00:21 1.1 0.0 1.6 97.3 0.1 2 506 192 11.71
11:00:31 0.6 0.0 0.1 99.2 0.0 1 393 112 11.61
11:00:41 0.5 0.0 0.2 99.3 0.0 2 348 110 11.55
11:00:51 0.5 0.0 0.2 99.2 0.1 2 389 116 11.53
11:01:01 0.5 0.0 0.3 99.1 0.1 2 366 110 11.50
11:01:11 0.5 0.0 0.2 99.3 0.0 1 389 110 11.50
11:01:21 0.5 0.0 0.2 99.3 0.1 2 354 108 11.48
11:01:31 0.6 0.0 0.3 99.1 0.0 2 389 116 11.49
11:01:41 0.5 0.0 0.2 99.3 0.1 2 354 109 11.53
11:01:51 0.7 0.0 0.2 99.1 0.1 1 383 112 11.50
11:02:01 0.5 0.0 0.3 99.2 0.0 1 359 112 11.50
11:02:11 0.6 0.0 0.6 98.8 0.1 1 411 129 11.55
11:02:21 0.7 0.0 1.5 97.7 0.1 1 468 177 11.68
11:02:31 0.6 0.0 0.2 99.2 0.0 2 390 112 11.57
11:02:41 0.6 0.0 0.1 99.3 0.1 1 352 104 11.51
Time User Nice Sys Idle IO Run Ctxt/s IRQ/s Watts
11:02:51 0.7 0.0 0.3 99.0 0.1 2 390 114 11.49
11:03:01 0.6 0.0 0.2 99.2 0.1 2 365 114 11.49
11:03:11 0.6 0.0 0.3 99.1 0.1 1 425 129 11.04
11:03:21 0.9 0.0 0.2 98.5 0.5 2 361 116 10.49
11:03:31 1.5 0.0 0.3 98.2 0.1 1 475 134 10.26
11:03:41 0.9 0.0 0.2 98.9 0.1 1 379 126 10.12
11:03:51 0.5 0.0 0.2 99.1 0.1 2 399 120 10.09
11:04:01 0.5 0.0 0.2 99.2 0.0 2 354 101 10.01
11:04:11 4.8 0.0 2.1 93.0 0.1 1 1629 290 11.68
11:04:21 3.2 0.0 2.3 94.3 0.2 2 1305 261 11.20
11:04:31 1.0 0.0 0.2 98.8 0.0 2 408 124 10.00
11:04:41 1.1 0.0 0.3 98.5 0.1 1 459 125 9.33
11:04:51 0.6 0.0 0.3 99.1 0.1 1 385 139 8.90
11:05:01 1.5 0.0 0.5 98.0 0.1 1 557 185 8.77
11:05:11 4.1 0.0 1.6 94.1 0.2 2 1024 324 11.23
11:05:21 1.6 0.0 1.0 97.4 0.0 2 881 294 11.49
11:05:31 1.5 0.0 0.8 97.7 0.1 2 803 224 11.68
11:05:41 2.8 0.0 0.8 96.4 0.1 3 1178 254 11.70
11:05:51 1.1 0.0 0.5 98.3 0.1 1 780 147 11.93
11:06:01 2.3 0.0 0.8 96.8 0.1 1 1114 394 12.04
11:06:11 0.7 0.0 0.7 98.5 0.1 1 579 207 11.88
11:06:21 1.5 0.0 2.1 96.4 0.0 1 870 309 12.00
Time User Nice Sys Idle IO Run Ctxt/s IRQ/s Watts
11:06:31 1.7 0.0 0.7 97.6 0.1 1 823 257 11.90
11:06:41 1.1 0.0 0.6 98.3 0.1 1 709 223 11.84
11:06:51 1.5 0.0 0.8 97.7 0.1 2 686 209 11.83
11:07:01 0.9 0.0 0.4 98.7 0.1 1 613 202 11.76
-------- ----- ----- ----- ----- ----- ---- ------ ------ ------
Average 1.1 0.1 0.5 98.2 0.1 1.5 556.8 166.7 11.14
StdDev 0.9 0.6 0.6 1.5 0.3 0.5 287.0 71.8 0.91
-------- ----- ----- ----- ----- ----- ---- ------ ------ ------
Minimum 0.5 0.0 0.1 93.0 0.0 1.0 348.3 101.4 7.81
Maximum 4.8 4.3 2.3 99.3 1.8 3.0 1628.9 393.5 12.04
-------- ----- ----- ----- ----- ----- ---- ------ ------ ------
Summary:
System: 11.14 Watts on average with standard deviation 0.91
vickycq 写了:
2. 执行以下指令将结果全部复制贴上来
代码:
代码: 全选
uname -a
sudo lspci -vv | grep -i aspm
sudo lshw -numeric -C display
cat /sys/class/dmi/id/{sys_vendor,product_name}
cat /proc/cpuinfo | grep model
cat /sys/devices/system/cpu/cpu0/cpufreq/{scaling_driver,scaling_available_governors}
结果如下:
leiyel@leiyel-ThinkPad-E420:~$ uname -a
Linux leiyel-ThinkPad-E420 4.4.0-36-generic #55-Ubuntu SMP Thu Aug 11 18:01:55 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
leiyel@leiyel-ThinkPad-E420:~$ sudo lspci -vv | grep -i aspm
LnkCap: Port #2, Speed 5GT/s, Width x16, ASPM L0s L1, Exit Latency L0s <256ns, L1 <4us
ClockPM- Surprise- LLActRep- BwNot+ ASPMOptComp-
LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled+ CommClk+
LnkCap: Port #1, Speed 5GT/s, Width x1, ASPM L0s L1, Exit Latency L0s <1us, L1 <16us
ClockPM- Surprise- LLActRep+ BwNot- ASPMOptComp-
LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled- CommClk-
LnkCap: Port #2, Speed 5GT/s, Width x1, ASPM L0s L1, Exit Latency L0s <512ns, L1 <16us
ClockPM- Surprise- LLActRep+ BwNot- ASPMOptComp-
LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled- CommClk+
LnkCap: Port #3, Speed 5GT/s, Width x1, ASPM L0s L1, Exit Latency L0s <512ns, L1 <16us
ClockPM- Surprise- LLActRep+ BwNot- ASPMOptComp-
LnkCtl: ASPM L1 Enabled; RCB 64 bytes Disabled- CommClk+
LnkCap: Port #4, Speed 5GT/s, Width x1, ASPM L0s L1, Exit Latency L0s <512ns, L1 <16us
ClockPM- Surprise- LLActRep+ BwNot- ASPMOptComp-
LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled- CommClk+
LnkCap: Port #8, Speed 5GT/s, Width x1, ASPM L0s L1, Exit Latency L0s <1us, L1 <16us
ClockPM- Surprise- LLActRep+ BwNot- ASPMOptComp-
LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled- CommClk-
LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L0s L1, Exit Latency L0s <512ns, L1 <64us
ClockPM+ Surprise- LLActRep- BwNot- ASPMOptComp-
LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled- CommClk+
LnkCap: Port #1, Speed 2.5GT/s, Width x1, ASPM L0s L1, Exit Latency L0s <4us, L1 unlimited
ClockPM+ Surprise- LLActRep- BwNot- ASPMOptComp-
LnkCtl: ASPM L1 Enabled; RCB 64 bytes Disabled- CommClk+
LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L0s L1, Exit Latency L0s <512ns, L1 <64us
ClockPM+ Surprise- LLActRep- BwNot- ASPMOptComp-
LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled- CommClk+
leiyel@leiyel-ThinkPad-E420:~$ sudo lshw -numeric -C display
*-display
description: VGA compatible controller
product: 2nd Generation Core Processor Family Integrated Graphics Controller [8086:116]
vendor: Intel Corporation [8086]
physical id: 2
bus info: pci@0000:00:02.0
version: 09
width: 64 bits
clock: 33MHz
capabilities: msi pm vga_controller bus_master cap_list rom
configuration: driver=i915 latency=0
resources: irq:27 memory:e0000000-e03fffff memory:d0000000-dfffffff ioport:7000(size=64)
leiyel@leiyel-ThinkPad-E420:~$ cat /sys/class/dmi/id/{sys_vendor,product_name}
LENOVO
1141A88
leiyel@leiyel-ThinkPad-E420:~$ cat /proc/cpuinfo | grep model
model : 42
model name : Intel(R) Core(TM) i3-2350M CPU @ 2.30GHz
model : 42
model name : Intel(R) Core(TM) i3-2350M CPU @ 2.30GHz
model : 42
model name : Intel(R) Core(TM) i3-2350M CPU @ 2.30GHz
model : 42
model name : Intel(R) Core(TM) i3-2350M CPU @ 2.30GHz
leiyel@leiyel-ThinkPad-E420:~$ cat /sys/devices/system/cpu/cpu0/cpufreq/{scaling_driver,scaling_available_governors}
intel_pstate
performance powersave