T400 - Batterie läd nicht über 47% trotz Standardladegrenzen

pofalo

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Hallo, bin neu hier im Forum, und hoffe, meine Frage an die richtige Stelle gesetzt zu haben --- ich habe einen Thinkpad T400 und auf dem läuft Kubuntu 12.04 ---

Das Problem: Der Akku läd nie über 47% oder so. Habe tlp installiert und
sudo tlp-stat gibt

/sys/devices/platform/smapi/BAT0/remaining_running_time_now = not_discharging [min]
/sys/devices/platform/smapi/BAT0/remaining_charging_time = not_charging [min]

Habe die Ladegrenzen auf
/sys/devices/platform/smapi/BAT0/start_charge_thresh = 96 [%]
/sys/devices/platform/smapi/BAT0/stop_charge_thresh = 100 [%]

gesetzt. Wenn ich
sudo tlp fullcharge
eingebe, läd er für eine kurze Weile, aber nach wenigen Minuten zeigt tlp-stat wieder "not_discharging" an. Unten habe ich die komplette Ausgabe von tlp-stat angehängt.

Irgendwelche Ideen? Es ist wirklich nervig, weil ich den Rechner so nicht wirklich mobil nutzen kann, die Batterie ist nach 60 Minuten oder weniger leer ...

* Liegt es vielleicht an dem komischen "first use date"?
/sys/devices/platform/smapi/BAT0/manufacture_date = 2013-05-16
/sys/devices/platform/smapi/BAT0/first_use_date = 2107-15-31

* Oder gibt es im BIOS eine Einstellung, die die Ladelimits überschreibt?

* Oder sonst eine Instanz, die dazwischenfunkt ...?

Tausend Dank für Hinweise! Pofalo :-)

Hier die ganze "sudo tlp-stat"-Ausgabe:

--- TLP 0.4 --------------------------------------------

+++ Configured Settings: /etc/default/tlp
TLP_ENABLE=1
DISK_IDLE_SECS_ON_AC=0
DISK_IDLE_SECS_ON_BAT=2
MAX_LOST_WORK_SECS_ON_AC=15
MAX_LOST_WORK_SECS_ON_BAT=60
SCHED_POWERSAVE_ON_AC=0
SCHED_POWERSAVE_ON_BAT=1
NMI_WATCHDOG=0
DISK_DEVICES="sda sdb"
DISK_APM_LEVEL_ON_AC="254 254"
DISK_APM_LEVEL_ON_BAT="128 128"
SATA_LINKPWR_ON_AC=max_performance
SATA_LINKPWR_ON_BAT=min_power
PCIE_ASPM_ON_AC=performance
PCIE_ASPM_ON_BAT=powersave
RADEON_POWER_PROFILE_ON_AC=high
RADEON_POWER_PROFILE_ON_BAT=low
RADEON_DPM_STATE_ON_AC=performance
RADEON_DPM_STATE_ON_BAT=battery
RADEON_DPM_PERF_LEVEL_ON_AC=auto
RADEON_DPM_PERF_LEVEL_ON_BAT=auto
WIFI_PWR_ON_AC=1
WIFI_PWR_ON_BAT=5
WOL_DISABLE=Y
SOUND_POWER_SAVE=1
SOUND_POWER_SAVE_CONTROLLER=Y
BAY_POWEROFF_ON_BAT=0
BAY_DEVICE="sr0"
RUNTIME_PM_ON_AC=on
RUNTIME_PM_ON_BAT=auto
RUNTIME_PM_ALL=0
USB_AUTOSUSPEND=1
USB_BLACKLIST_WWAN=1
RESTORE_DEVICE_STATE_ON_STARTUP=0
START_CHARGE_THRESH_BAT0=96
STOP_CHARGE_THRESH_BAT0=100

+++ System Info
System = LENOVO ThinkPad T400 6474AM2
BIOS = 7UET66WW (2.16 )
Release = Ubuntu 12.04.3 LTS
Kernel = 3.2.0-54-generic-pae i686
/proc/cmdline = BOOT_IMAGE=/boot/vmlinuz-3.2.0-54-generic-pae root=UUID=40a5e77f-f4a1-4660-a79b-8c2a10046078 ro resume=/dev/sda5 quiet splash vt.handoff=7

+++ System Status
TLP power save = enabled
power source = ac

+++ Processor
CPU Model = Intel(R) Core(TM)2 Duo CPU P8600 @ 2.40GHz

/sys/devices/system/cpu/cpu0/cpufreq/scaling_driver = acpi-cpufreq
/sys/devices/system/cpu/cpu0/cpufreq/scaling_governor = ondemand
/sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq = 800000 [kHz]
/sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq = 2401000 [kHz]
/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies = 2401000 2400000 1600000 800000 [kHz]

/sys/devices/system/cpu/cpu1/cpufreq/scaling_driver = acpi-cpufreq
/sys/devices/system/cpu/cpu1/cpufreq/scaling_governor = ondemand
/sys/devices/system/cpu/cpu1/cpufreq/scaling_min_freq = 800000 [kHz]
/sys/devices/system/cpu/cpu1/cpufreq/scaling_max_freq = 2401000 [kHz]
/sys/devices/system/cpu/cpu1/cpufreq/scaling_available_frequencies = 2401000 2400000 1600000 800000 [kHz]

/sys/devices/system/cpu/cpufreq/boost = (not available)
/sys/devices/system/cpu/sched_mc_power_savings = 0
/proc/sys/kernel/nmi_watchdog = 0

+++ Undervolting
PHC kernel not available.

+++ Temperatures
/proc/acpi/ibm/thermal = 43 40 34 -128 26 -128 26 -128 36 44 44 -128 -128 -128 -128 -128 [°C]
/proc/acpi/ibm/fan = 1964 [/min]

+++ File System
/proc/sys/vm/laptop_mode = 0
/proc/sys/vm/dirty_writeback_centisecs = 1500
/proc/sys/vm/dirty_expire_centisecs = 1500
/proc/sys/vm/dirty_ratio = 20
/proc/sys/vm/dirty_background_ratio = 10
/proc/sys/fs/xfs/age_buffer_centisecs = (not available)
/proc/sys/fs/xfs/xfssyncd_centisecs = (not available)
/proc/sys/fs/xfs/xfsbufd_centisecs = (not available)

+++ Storage Devices
/dev/sda:
Model = TOSHIBA MQ01ABD100
Firmware = AX001A
APM Level = 254
Status = active/idle
scheduler = cfq

SMART info:
4 Start_Stop_Count = 1273
5 Reallocated_Sector_Ct = 0
9 Power_On_Hours = 2786 [h]
193 Load_Cycle_Count = 10518
194 Temperature_Celsius = 37 (Min/Max 11/49) [°C]


+++ SATA Aggressive Link Power Management
/sys/class/scsi_host/host0/link_power_management_policy = max_performance
/sys/class/scsi_host/host1/link_power_management_policy = max_performance
/sys/class/scsi_host/host2/link_power_management_policy = max_performance
/sys/class/scsi_host/host3/link_power_management_policy = max_performance

+++ PCIe Active State Power Management
/sys/module/pcie_aspm/parameters/policy = default (using bios preferences)

+++ Intel Graphics
/sys/module/i915/parameters/powersave = 1 (enabled)
/sys/module/i915/parameters/i915_enable_rc6 = -1 (use per-chip default)
/sys/module/i915/parameters/i915_enable_fbc = -1 (use per-chip default)
/sys/module/i915/parameters/lvds_downclock = 0 (disabled)
/sys/module/i915/parameters/semaphores = -1 (use per-chip default)

+++ Wireless
bluetooth = off (software)
wifi = on
wwan = on

wlan0(iwlwifi): power management = off

+++ Audio
/sys/module/snd_hda_intel/parameters/power_save = 1
/sys/module/snd_hda_intel/parameters/power_save_controller = Y

+++ ThinkPad Extended Battery Functions
tp-smapi = active
tpacpi-bat = inactive (unsupported hardware)

+++ ThinkPad Battery Status (Main)
/sys/devices/platform/smapi/BAT0/manufacturer = SANYO
/sys/devices/platform/smapi/BAT0/model = 93P5030
/sys/devices/platform/smapi/BAT0/manufacture_date = 2013-05-16
/sys/devices/platform/smapi/BAT0/first_use_date = 2107-15-31
/sys/devices/platform/smapi/BAT0/cycle_count = 161
/sys/devices/platform/smapi/BAT0/design_capacity = 47520 [mWh]
/sys/devices/platform/smapi/BAT0/last_full_capacity = 45880 [mWh]
/sys/devices/platform/smapi/BAT0/remaining_capacity = 21420 [mWh]
/sys/devices/platform/smapi/BAT0/remaining_percent = 47 [%]
/sys/devices/platform/smapi/BAT0/remaining_running_time_now = not_discharging [min]
/sys/devices/platform/smapi/BAT0/remaining_charging_time = not_charging [min]
/sys/devices/platform/smapi/BAT0/power_now = 0 [mW]
/sys/devices/platform/smapi/BAT0/power_avg = 0 [mW]

/sys/devices/platform/smapi/BAT0/start_charge_thresh = 96 [%]
/sys/devices/platform/smapi/BAT0/stop_charge_thresh = 100 [%]
/sys/devices/platform/smapi/BAT0/force_discharge = 0

+++ Runtime Power Management
/sys/bus/pci/devices/0000:00:00.0/power/control = on (0x060000 Host bridge)
/sys/bus/pci/devices/0000:00:02.0/power/control = on (0x030000 VGA compatible controller)
/sys/bus/pci/devices/0000:00:02.1/power/control = on (0x038000 Display controller)
/sys/bus/pci/devices/0000:00:03.0/power/control = on (0x078000 Communication controller)
/sys/bus/pci/devices/0000:00:03.2/power/control = on (0x010185 IDE interface)
/sys/bus/pci/devices/0000:00:03.3/power/control = on (0x070002 Serial controller)
/sys/bus/pci/devices/0000:00:19.0/power/control = on (0x020000 Ethernet controller)
/sys/bus/pci/devices/0000:00:1a.0/power/control = on (0x0c0300 USB controller)
/sys/bus/pci/devices/0000:00:1a.1/power/control = on (0x0c0300 USB controller)
/sys/bus/pci/devices/0000:00:1a.2/power/control = on (0x0c0300 USB controller)
/sys/bus/pci/devices/0000:00:1a.7/power/control = on (0x0c0320 USB controller)
/sys/bus/pci/devices/0000:00:1b.0/power/control = on (0x040300 Audio device)
/sys/bus/pci/devices/0000:00:1c.0/power/control = on (0x060400 PCI bridge)
/sys/bus/pci/devices/0000:00:1c.1/power/control = on (0x060400 PCI bridge)
/sys/bus/pci/devices/0000:00:1c.3/power/control = on (0x060400 PCI bridge)
/sys/bus/pci/devices/0000:00:1c.4/power/control = on (0x060400 PCI bridge)
/sys/bus/pci/devices/0000:00:1d.0/power/control = on (0x0c0300 USB controller)
/sys/bus/pci/devices/0000:00:1d.1/power/control = on (0x0c0300 USB controller)
/sys/bus/pci/devices/0000:00:1d.2/power/control = on (0x0c0300 USB controller)
/sys/bus/pci/devices/0000:00:1d.7/power/control = on (0x0c0320 USB controller)
/sys/bus/pci/devices/0000:00:1e.0/power/control = on (0x060401 PCI bridge)
/sys/bus/pci/devices/0000:00:1f.0/power/control = on (0x060100 ISA bridge)
/sys/bus/pci/devices/0000:00:1f.2/power/control = on (0x010601 SATA controller)
/sys/bus/pci/devices/0000:00:1f.3/power/control = on (0x0c0500 SMBus)
/sys/bus/pci/devices/0000:03:00.0/power/control = on (0x028000 Network controller)
/sys/bus/pci/devices/0000:15:00.0/power/control = on (0x060700 CardBus bridge)
/sys/bus/pci/devices/0000:15:00.1/power/control = on (0x0c0010 FireWire (IEEE 1394))

+++ USB
tlp usb autosuspend = enabled
tlp usb blacklist = (not configured)

Bus 001 Device 001 ID 1d6b:0002 control = auto, autosuspend_delay_ms = 2000 -- Linux Foundation 2.0 root hub (hub)
Bus 002 Device 001 ID 1d6b:0002 control = auto, autosuspend_delay_ms = 2000 -- Linux Foundation 2.0 root hub (hub)
Bus 003 Device 001 ID 1d6b:0001 control = auto, autosuspend_delay_ms = 2000 -- Linux Foundation 1.1 root hub (hub)
Bus 004 Device 001 ID 1d6b:0001 control = auto, autosuspend_delay_ms = 2000 -- Linux Foundation 1.1 root hub (hub)
Bus 005 Device 001 ID 1d6b:0001 control = auto, autosuspend_delay_ms = 2000 -- Linux Foundation 1.1 root hub (hub)
Bus 006 Device 001 ID 1d6b:0001 control = auto, autosuspend_delay_ms = 2000 -- Linux Foundation 1.1 root hub (hub)
Bus 007 Device 001 ID 1d6b:0001 control = auto, autosuspend_delay_ms = 2000 -- Linux Foundation 1.1 root hub (hub)
Bus 008 Device 001 ID 1d6b:0001 control = auto, autosuspend_delay_ms = 2000 -- Linux Foundation 1.1 root hub (hub)
Bus 002 Device 055 ID 0bdb:1900 control = on, autosuspend_delay_ms = 2000 -- Ericsson Business Mobile Networks BV F3507g Mobile Broadband Module (cdc_acm, cdc_wdm, cdc_ether)
Bus 004 Device 002 ID 08ff:2810 control = auto, autosuspend_delay_ms = 2000 -- AuthenTec, Inc. AES2810 (no driver)
 
Seh ich auch so, hatte nen Ultrabayakku mit ähnlichen Problemchen. Und mein 9-Zeller sagt zwar, er wäre voll geladen, hätte aber nur noch etwa Dreiviertel seiner Kapazität. Dafür hat er den Rest bei 5% und niedriger, da ist noch über ne halbe Stunde drin (bei stehendem mAh-Zähler). Beides wohl kein TP/TLP-Problem, sondern eins des Akkus.

First Use Date hab ich auch schon ähnlich ulkige Werte gehabt, bei Akkus, die derbe tiefentladen waren. Erhärtet den Verdacht, dass ein serielles Pack (deines 6-Zellers?) "hinüber" ist, was auch immer der Akkucontroller darunter versteht.

Übrigens ist dein BIOS etwas alt. Nehm aber nicht das neueste, dann kannst du bei Bedarf noch einfach auf ein whitelistfreies hochflashen ;)
 
@pofalo: dies ist kein TLP-Problem (und kein Linux-Problem). Weitere Diskussion gerne, aber bitte in einem eigenen Thread.
 
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