The issue seems to be fixed with the latest Ubuntu 14.04.3 kernel: $ uname -a Linux quasar 3.19.0-49-generic #55~14.04.1-Ubuntu SMP Fri Jan 22 11:24:31 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
Can someone double check and confirm? Thanks! 2016-02-01 0:52 GMT+02:00 DDS <1488...@bugs.launchpad.net>: > Have this problem on Dell Inspiron i7559-763BLK. Workaround for me is to > plug in USB mouse. > Ubuntu MATE 15.10, Linux 4.2.0-27-generic #32-Ubuntu SMP Fri Jan 22 > 04:49:08 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/1488426 > > Title: > High CPU usage of kworker/ksoftirqd > > To manage notifications about this bug go to: > https://bugs.launchpad.net/hwe-next/+bug/1488426/+subscriptions > -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1488426 Title: High CPU usage of kworker/ksoftirqd Status in HWE Next: New Status in linux package in Ubuntu: In Progress Bug description: kworker consuming 71.5% cpu resource ksoftirqd consuming 28.9% cpu resource It leads to power consumption issue and sometimes leads to BT does not work. To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1488426/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp