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[Bug 1421102] [NEW] Battery stastics information are incorrect

 

Public bug reported:

Asus UX21A laptop. Ubuntu 14.10. Gnome Flashback.

Note that I can boot the same computer in Windows 7, and power
information seems accurate and predictable, leading me to believe the
problem is with Ubuntu.

Symptom 1: Power cord has an indicator light that is green when battery
is fully charged, and orange when still charging. When using Ubuntu, the
power indicator on the cord will be green, indicating full charge, but
the power indicator in the Gnome interface reports significant charging
times. For example, even though the power cable indicator is green for
fully charged, Ubuntu will say the battery is at 75% charge and forty
minutes to complete charging.

Symptom 2: Computer powers off suddenly, without any indicator warnings.
I watch the power statistics, and it will indicate 50% of charge left,
but suddenly the power will go off. I will reboot, and immediately after
logging into Ubuntu, the power indicator in the gnome panel is red,
indicates less than 4% power, and takes action to power off the machine.

In short, the power indicators within Ubuntu seem to be inconsistent
with what the actual charge of the battery is.

I have seen this problem reported in other bugs, but I opted to open a
new bug because all bug reports I saw were from previous versions of
Ubuntu, 13.10 and prior, had claimed in most cases to be fixed, or were
several years out of date.

I hope this can be resolved. Please let me know if there is any further
information I can provide.

Other information:

$ lsb_release -rd
Description:	Ubuntu 14.10
Release:	14.10

$ apt-cache policy gnome-power-manager
gnome-power-manager:
  Installed: 3.8.2-1ubuntu2
  Candidate: 3.8.2-1ubuntu2
  Version table:
 *** 3.8.2-1ubuntu2 0
        500 http://ubuntutym.u-toyama.ac.jp/ubuntu/ utopic/main amd64 Packages
        100 /var/lib/dpkg/status

** Affects: gnome-power-manager (Ubuntu)
     Importance: Undecided
         Status: New

** Description changed:

  Asus UX21A laptop. Ubuntu 14.10. Gnome Flashback.
  
  Note that I can boot the same computer in Windows 7, and power
  information seems accurate and predictable, leading me to believe the
  problem is with Ubuntu.
  
- Symptom 1: Power cord has an indicator light that is green which battery
+ Symptom 1: Power cord has an indicator light that is green when battery
  is fully charged, and orange when still charging. When using Ubuntu, the
  power indicator will be green, indicating full charge, but the power
  indicator in the Gnome interface reports significant charging times. For
  example, even though the power cable indicator is green for fully
  charged, Ubuntu will say the batter is at 75% charge and forty minutes
  to complete charging.
  
  Symptom 2: Computer powers off suddenly, without any indicator warnings.
  I watch the power statistics, and it will indicate 50% of charge left,
  but suddenly the power will go off. I will reboot, and immediately after
  logging into Ubuntu, the power indicator in the gnome panel is red,
  indicates less than 4% power, and takes action to power off the machine.
  
  In short, the power indicators within Ubuntu seem to be inconsistent
  with what the actual charge of the battery is.
  
  I have seen this problem reported in other bugs, but I opted to open a
  new bug because all bug reports I saw were from previous versions of
  Ubuntu, 13.10 and prior, had claimed in most cases to be fixed, or were
  several years out of date.
  
  I hope this can be resolved. Please let me know if there is any further
  information I can provide.
  
  Other information:
  
  $ lsb_release -rd
  Description:	Ubuntu 14.10
  Release:	14.10
  
  $ apt-cache policy gnome-power-manager
  gnome-power-manager:
-   Installed: 3.8.2-1ubuntu2
-   Candidate: 3.8.2-1ubuntu2
-   Version table:
-  *** 3.8.2-1ubuntu2 0
-         500 http://ubuntutym.u-toyama.ac.jp/ubuntu/ utopic/main amd64 Packages
-         100 /var/lib/dpkg/status
+   Installed: 3.8.2-1ubuntu2
+   Candidate: 3.8.2-1ubuntu2
+   Version table:
+  *** 3.8.2-1ubuntu2 0
+         500 http://ubuntutym.u-toyama.ac.jp/ubuntu/ utopic/main amd64 Packages
+         100 /var/lib/dpkg/status

** Description changed:

  Asus UX21A laptop. Ubuntu 14.10. Gnome Flashback.
  
  Note that I can boot the same computer in Windows 7, and power
  information seems accurate and predictable, leading me to believe the
  problem is with Ubuntu.
  
  Symptom 1: Power cord has an indicator light that is green when battery
  is fully charged, and orange when still charging. When using Ubuntu, the
  power indicator will be green, indicating full charge, but the power
  indicator in the Gnome interface reports significant charging times. For
  example, even though the power cable indicator is green for fully
- charged, Ubuntu will say the batter is at 75% charge and forty minutes
+ charged, Ubuntu will say the battery is at 75% charge and forty minutes
  to complete charging.
  
  Symptom 2: Computer powers off suddenly, without any indicator warnings.
  I watch the power statistics, and it will indicate 50% of charge left,
  but suddenly the power will go off. I will reboot, and immediately after
  logging into Ubuntu, the power indicator in the gnome panel is red,
  indicates less than 4% power, and takes action to power off the machine.
  
  In short, the power indicators within Ubuntu seem to be inconsistent
  with what the actual charge of the battery is.
  
  I have seen this problem reported in other bugs, but I opted to open a
  new bug because all bug reports I saw were from previous versions of
  Ubuntu, 13.10 and prior, had claimed in most cases to be fixed, or were
  several years out of date.
  
  I hope this can be resolved. Please let me know if there is any further
  information I can provide.
  
  Other information:
  
  $ lsb_release -rd
  Description:	Ubuntu 14.10
  Release:	14.10
  
  $ apt-cache policy gnome-power-manager
  gnome-power-manager:
    Installed: 3.8.2-1ubuntu2
    Candidate: 3.8.2-1ubuntu2
    Version table:
   *** 3.8.2-1ubuntu2 0
          500 http://ubuntutym.u-toyama.ac.jp/ubuntu/ utopic/main amd64 Packages
          100 /var/lib/dpkg/status

** Description changed:

  Asus UX21A laptop. Ubuntu 14.10. Gnome Flashback.
  
  Note that I can boot the same computer in Windows 7, and power
  information seems accurate and predictable, leading me to believe the
  problem is with Ubuntu.
  
  Symptom 1: Power cord has an indicator light that is green when battery
  is fully charged, and orange when still charging. When using Ubuntu, the
- power indicator will be green, indicating full charge, but the power
- indicator in the Gnome interface reports significant charging times. For
- example, even though the power cable indicator is green for fully
- charged, Ubuntu will say the battery is at 75% charge and forty minutes
- to complete charging.
+ power indicator on the cord will be green, indicating full charge, but
+ the power indicator in the Gnome interface reports significant charging
+ times. For example, even though the power cable indicator is green for
+ fully charged, Ubuntu will say the battery is at 75% charge and forty
+ minutes to complete charging.
  
  Symptom 2: Computer powers off suddenly, without any indicator warnings.
  I watch the power statistics, and it will indicate 50% of charge left,
  but suddenly the power will go off. I will reboot, and immediately after
  logging into Ubuntu, the power indicator in the gnome panel is red,
  indicates less than 4% power, and takes action to power off the machine.
  
  In short, the power indicators within Ubuntu seem to be inconsistent
  with what the actual charge of the battery is.
  
  I have seen this problem reported in other bugs, but I opted to open a
  new bug because all bug reports I saw were from previous versions of
  Ubuntu, 13.10 and prior, had claimed in most cases to be fixed, or were
  several years out of date.
  
  I hope this can be resolved. Please let me know if there is any further
  information I can provide.
  
  Other information:
  
  $ lsb_release -rd
  Description:	Ubuntu 14.10
  Release:	14.10
  
  $ apt-cache policy gnome-power-manager
  gnome-power-manager:
    Installed: 3.8.2-1ubuntu2
    Candidate: 3.8.2-1ubuntu2
    Version table:
   *** 3.8.2-1ubuntu2 0
          500 http://ubuntutym.u-toyama.ac.jp/ubuntu/ utopic/main amd64 Packages
          100 /var/lib/dpkg/status

-- 
You received this bug notification because you are a member of Desktop
Packages, which is subscribed to gnome-power-manager in Ubuntu.
https://bugs.launchpad.net/bugs/1421102

Title:
  Battery stastics information are incorrect

Status in gnome-power-manager package in Ubuntu:
  New

Bug description:
  Asus UX21A laptop. Ubuntu 14.10. Gnome Flashback.

  Note that I can boot the same computer in Windows 7, and power
  information seems accurate and predictable, leading me to believe the
  problem is with Ubuntu.

  Symptom 1: Power cord has an indicator light that is green when
  battery is fully charged, and orange when still charging. When using
  Ubuntu, the power indicator on the cord will be green, indicating full
  charge, but the power indicator in the Gnome interface reports
  significant charging times. For example, even though the power cable
  indicator is green for fully charged, Ubuntu will say the battery is
  at 75% charge and forty minutes to complete charging.

  Symptom 2: Computer powers off suddenly, without any indicator
  warnings. I watch the power statistics, and it will indicate 50% of
  charge left, but suddenly the power will go off. I will reboot, and
  immediately after logging into Ubuntu, the power indicator in the
  gnome panel is red, indicates less than 4% power, and takes action to
  power off the machine.

  In short, the power indicators within Ubuntu seem to be inconsistent
  with what the actual charge of the battery is.

  I have seen this problem reported in other bugs, but I opted to open a
  new bug because all bug reports I saw were from previous versions of
  Ubuntu, 13.10 and prior, had claimed in most cases to be fixed, or
  were several years out of date.

  I hope this can be resolved. Please let me know if there is any
  further information I can provide.

  Other information:

  $ lsb_release -rd
  Description:	Ubuntu 14.10
  Release:	14.10

  $ apt-cache policy gnome-power-manager
  gnome-power-manager:
    Installed: 3.8.2-1ubuntu2
    Candidate: 3.8.2-1ubuntu2
    Version table:
   *** 3.8.2-1ubuntu2 0
          500 http://ubuntutym.u-toyama.ac.jp/ubuntu/ utopic/main amd64 Packages
          100 /var/lib/dpkg/status

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/gnome-power-manager/+bug/1421102/+subscriptions


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References