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[Bug 1271909] Re: CPU i7 4500U - governor ondemand not works

 

Roman, thank you for reporting this and helping make Ubuntu better.
Could you please confirm this issue exists with the latest development
release of Ubuntu? ISO images are available from
http://cdimage.ubuntu.com/daily-live/current/ . If the issue remains,
please just make a comment to this.

If reproducible, could you also please test the latest upstream kernel available (not the daily folder) following https://wiki.ubuntu.com/KernelMainlineBuilds ? It will allow additional upstream developers to examine the issue. Once you've tested the upstream kernel, please comment on which kernel version specifically you tested. If this bug is fixed in the mainline kernel, please add the following tags:
kernel-fixed-upstream
kernel-fixed-upstream-VERSION-NUMBER

where VERSION-NUMBER is the version number of the kernel you tested. For example:
kernel-fixed-upstream-3.13

This can be done by clicking on the yellow circle with a black pencil icon next to the word Tags located at the bottom of the bug description. As well, please remove the tag:
needs-upstream-testing

If the mainline kernel does not fix this bug, please add the following tags:
kernel-bug-exists-upstream
kernel-bug-exists-upstream-VERSION-NUMBER

As well, please remove the tag:
needs-upstream-testing

Once testing of the upstream kernel is complete, please mark this bug's
Status as Confirmed. Please let us know your results. Thank you for your
understanding.

** Tags added: latest-bios-1.09 needs-upstream-testing regression-
potential

** Changed in: linux (Ubuntu)
   Importance: Undecided => Low

** Changed in: linux (Ubuntu)
       Status: Confirmed => Incomplete

-- 
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https://bugs.launchpad.net/bugs/1271909

Title:
  CPU i7 4500U - governor ondemand not works

Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  The "ondemand" governor doesn't work with i7 4500U. governor is not
  scaling up frequency when is CPU at high use. "conservative" governor
  works.

  ProblemType: Bug
  DistroRelease: Ubuntu 13.10
  Package: linux-image-3.11.0-15-generic 3.11.0-15.23
  ProcVersionSignature: Ubuntu 3.11.0-15.23-generic 3.11.10
  Uname: Linux 3.11.0-15-generic x86_64
  ApportVersion: 2.12.5-0ubuntu2.2
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  rfordinal   4022 F.... pulseaudio
   /dev/snd/controlC1:  rfordinal   4022 F.... pulseaudio
   /dev/snd/pcmC1D0p:   rfordinal   4022 F...m pulseaudio
  Date: Thu Jan 23 12:54:19 2014
  HibernationDevice: RESUME=UUID=cd7a987c-48a7-4468-b012-cdea8c4517bf
  InstallationDate: Installed on 2013-12-14 (39 days ago)
  InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1)
  MachineType: LENOVO 20AY001CMC
  MarkForUpload: True
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-15-generic.efi.signed root=UUID=8518884a-a433-4aa3-8bc3-7477dda998e1 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.11.0-15-generic N/A
   linux-backports-modules-3.11.0-15-generic  N/A
   linux-firmware                             1.116
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 07/23/2013
  dmi.bios.vendor: LENOVO
  dmi.bios.version: J3ET32WW (1.09 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: 20AY001CMC
  dmi.board.vendor: LENOVO
  dmi.board.version: Win8 STD DPK TPG
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Not Available
  dmi.modalias: dmi:bvnLENOVO:bvrJ3ET32WW(1.09):bd07/23/2013:svnLENOVO:pn20AY001CMC:pvrThinkPadS3-S440:rvnLENOVO:rn20AY001CMC:rvrWin8STDDPKTPG:cvnLENOVO:ct10:cvrNotAvailable:
  dmi.product.name: 20AY001CMC
  dmi.product.version: ThinkPad S3-S440
  dmi.sys.vendor: LENOVO

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