CPU1 on Dell PowerEdge M610, R715 and IBM X3500 M3 goes offline after exercising frequency governors
Bug #926136 reported by
Brendan Donegan
This bug affects 2 people
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
Checkbox |
Fix Released
|
High
|
Brendan Donegan | ||
linux (Ubuntu) |
Invalid
|
Medium
|
Unassigned | ||
Precise |
Invalid
|
Medium
|
Unassigned |
Bug Description
Running Precise Alpha2 on a Dell PowerEdge M610 I am finding that:
echo 0 > /sys/devices/
fails because the content of the 'online' file is already 0. This means 1 of the systems 16 cores is offline by default. I have not seen this in Oneiric so I assume it's not intended.
Related branches
lp:~brendan-donegan/checkbox/bug926136_cpu_offlining
- Daniel Manrique (community): Approve
-
Diff: 54 lines (+13/-5)2 files modifieddebian/changelog (+3/-1)
scripts/cpu_offlining (+10/-4)
summary: |
- CPU1 on Dell PowerEdge M610 is offline by default + CPU1 on Dell PowerEdge M610 and R715 is offline by default |
tags: | added: blocks-hwcert |
tags: | added: bot-stop-nagging |
tags: | removed: bot-stop-nagging |
Changed in linux (Ubuntu Precise): | |
status: | Incomplete → Triaged |
tags: | added: kernel-key |
tags: | removed: kernel-key |
tags: | removed: blocks-hwcert |
Changed in linux (Ubuntu): | |
status: | Triaged → Invalid |
Changed in linux (Ubuntu Precise): | |
status: | Triaged → Invalid |
To post a comment you must log in.
This bug is missing log files that will aid in diagnosing the problem. From a terminal window please run:
apport-collect 926136
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the Ubuntu Kernel Team.