brcm_patchram_plus runs at 100% CPU on nexus 7 (grouper) on build #82.

Bug #1236247 reported by James Hunt
20
This bug affects 6 people
Affects Status Importance Assigned to Milestone
bluetooth-touch (Ubuntu)
Fix Released
High
Mathieu Trudel-Lapierre

Bug Description

$ cat /etc/system-image/channel.ini
[service]
base: system-image.ubuntu.com
http_port: 80
https_port: 443
channel: devel
build_number: 82
channel_target: saucy
version_detail: ubuntu=20131004.1,device=20131003.2,version=82

$ top -b -n1|head -20
top - 09:04:06 up 7 min, 3 users, load average: 1.04, 1.07, 0.60
Tasks: 173 total, 2 running, 171 sleeping, 0 stopped, 0 zombie
%Cpu(s): 4.2 us, 25.3 sy, 1.3 ni, 68.6 id, 0.6 wa, 0.0 hi, 0.0 si, 0.0 st
KiB Mem: 997308 total, 960992 used, 36316 free, 15920 buffers
KiB Swap: 524284 total, 1160 used, 523124 free, 464048 cached

  PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
  708 1002 20 0 1192 256 176 R 98.7 0.0 6:50.47 brcm_patchram_p
 2285 phablet 20 0 4396 996 712 R 11.6 0.1 0:00.04 top
  655 root 20 0 376 188 96 S 5.8 0.0 0:00.13 ueventd
  794 root 20 0 8836 1288 776 S 5.8 0.1 0:00.32 systemd-udevd
 1676 phablet 20 0 29880 5612 4624 S 5.8 0.6 0:00.24 mission-control
    1 root 20 0 3100 1980 1028 S 0.0 0.2 0:04.73 init
    2 root 20 0 0 0 0 S 0.0 0.0 0:00.01 kthreadd
    3 root 20 0 0 0 0 S 0.0 0.0 0:00.01 ksoftirqd/0
    6 root rt 0 0 0 0 S 0.0 0.0 0:00.00 migration/0
    7 root rt 0 0 0 0 S 0.0 0.0 0:00.00 watchdog/0
   20 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 khelper
   21 root 20 0 0 0 0 S 0.0 0.0 0:00.00 kdevtmpfs
   22 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 netns

Tags: avengers
Revision history for this message
James Hunt (jamesodhunt) wrote :

Dup of my previous bug 1217865.

James Hunt (jamesodhunt)
Changed in touch-preview-images:
assignee: nobody → Mathieu Trudel-Lapierre (mathieu-tl)
Revision history for this message
Launchpad Janitor (janitor) wrote :

Status changed to 'Confirmed' because the bug affects multiple users.

Changed in bluetooth-touch (Ubuntu):
status: New → Confirmed
Changed in touch-preview-images:
importance: Undecided → High
status: New → Triaged
Changed in bluetooth-touch (Ubuntu):
status: Confirmed → In Progress
importance: Undecided → High
assignee: nobody → Mathieu Trudel-Lapierre (mathieu-tl)
tags: added: avengers
Revision history for this message
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package bluetooth-touch - 0.2.1

---------------
bluetooth-touch (0.2.1) saucy; urgency=low

  * 40-brcm_patchram_plus-disable: Disable brcm_patchram_plus in the Android
    container, so as not to interfere with our own copy that runs in the rootfs.
    (LP: #1236247)
 -- Mathieu Trudel-Lapierre <email address hidden> Fri, 11 Oct 2013 10:26:18 -0400

Changed in bluetooth-touch (Ubuntu):
status: In Progress → Fix Released
Revision history for this message
Daniel Holbach (dholbach) wrote :

Confirmed to work now.

Bill Filler (bfiller)
no longer affects: touch-preview-images
To post a comment you must log in.
This report contains Public information  
Everyone can see this information.

Duplicates of this bug

Other bug subscribers

Remote bug watches

Bug watches keep track of this bug in other bug trackers.