** Attachment added: "HP ProBook 650"
   
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1778476/+attachment/5156283/+files/probook_650.txt

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https://bugs.launchpad.net/bugs/1778476

Title:
  [bionic] high cpu load HP probook  iio-sensor-proxy

Status in linux package in Ubuntu:
  New

Bug description:
  I have a many HP ProBook 450 G1 and HP ProBook 650 G3 with fresh
  install of Ubuntu Desktop.

  They all have a load average of 1.0 when idle (no graphical session
  opened).

  vmstat shows idle=0% and waiting=~ 100%

  The process which uses most CPU time is iio-sensor-proxy (about 1%)
  and it's constantly in D state (uninterruptible sleep).

  Manually starting this command shows that the sensor (lis3lv02d on
  both products) is constantly sending garbage informations (see
  attachment).

  With iio-sensor-proxy service stopped, the CPU load is ~ 0%

  As the service is 'static' and can not be disabled, the only
  workaround is to remove the 'iios-sensor-proxy' package.

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