Public bug reported: While trying to identify why X11 is consuming most of the cpu while running lightdm, I found that currently perf is broken as 'perf top' shows nothing at the screen.
Kernel: linux-image-3.2.0-1408-omap4 3.2.0-1408.11 linux-ti-omap4-tools-3.2.0-1408 3.2.0-1408.11 Image: ARMHF Daily from Mar 15/2012 (Pandaboard 4430). Current output: # perf_3.2.0-1408 top PerfTop: 0 irqs/sec kernel:-nan% exact: nan% [1000Hz cycles], (all, 2 CPUs) ------------------------------------------------------------------------------- exiting. ** Affects: linux-ti-omap4 (Ubuntu) Importance: Medium Status: Confirmed ** Changed in: linux-ti-omap4 (Ubuntu) Importance: Undecided => Medium ** Changed in: linux-ti-omap4 (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/956693 Title: Broken perf with Ubuntu-3.2.0-1408.11 at Pandaboard To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-ti-omap4/+bug/956693/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs