Re: [Bug 1488426] Re: High CPU usage of kworker/ksoftirqd

The issue seems to be fixed with the ubuntu 14.04.4 as well (kernel 4.2.0): $ uname -a Linux quasar 4.2.0-34-generic #39~14.04.1-Ubuntu SMP Fri Mar 11 11:38:02 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux 2016-02-26 16:41 GMT+02:00 Ekimia : > Congrats to the Ubuntu team who

Re: [Bug 1488426] Re: High CPU usage of kworker/ksoftirqd

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

Re: [Bug 1488426] Re: High CPU usage of kworker/ksoftirqd

I downloaded the sources for the 3.19.0-43-generic kernel (Ubuntu 14.04.3). Then I applied this patch: *http://linux-kernel.2935.n7.nabble.com/TESTPATCH-v2-xhci-fix-usb2-resume-timing-and-races-td1250796.html

[Bug 1488426] Re: High CPU usage of kworker/ksoftirqd

Your hunch was correct. I plugged in USB devices in all USB ports and the issue went away. Then I started to unplug them one by one and I noticed that the problem is related only to one of the 3 external USB ports. As soon as I unplug the device from that USB port kworker and ksoftirqd will

[Bug 1488426] Re: High CPU usage of kworker/ksoftirqd

I'm also affected by this issue and it's very annoying as it sucks all my battery! I have a Dell Inspiron powered by an AMD A8-7410 and 4G of RAM (which is BTW certified for Ubuntu 14.04). Here's the top output: $ top -b -n1 top - 11:20:15 up 42 min, 2 users, load average: 1,77, 1,72,

[Bug 1488426] Re: High CPU usage of kworker/ksoftirqd

One more thing that it's worth mentioning. My Dell laptop came with ubuntu 14.04 preinstalled. I tried to install all the updates (around 600MB of packages), had some issues and decided to download and install the latest LTS image (14.04.3). What I'm trying to say is that I only noticed this bug

[Bug 1488426] Re: High CPU usage of kworker/ksoftirqd

As said before I'm willing to help with debugging and testing. If someone knows how to debug this please let me know. On my laptop I can easily reproduce it by following these steps: - install chromium browser: $ sudo apt-get install chromium-browser - install the Adobe flash plugin (you might

[Bug 1488426] Re: High CPU usage of kworker/ksoftirqd

Also tested and reproduced the bug with the following kernels: http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.3-rc1-unstable/ http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.2-unstable/ http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.1.6-unstable/

[Bug 405667] Re: gnome-keyring-daemon crashed with signal 5 in g_thread_join()

I upgraded to Karmic 9.10 Alpha and this bug follows me around everywhere on every boot up. -- gnome-keyring-daemon crashed with signal 5 in g_thread_join() https://bugs.launchpad.net/bugs/405667 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to