Mailinglist Archive: opensuse-bugs (3543 mails)

< Previous Next >
[Bug 717454] New: Power consumption of 3.0.4 kernel is 10-20W higher than 2.6.37 on new i7 based SandyBridge processors
  • From: bugzilla_noreply@xxxxxxxxxx
  • Date: Tue, 13 Sep 2011 09:11:45 +0000
  • Message-id: <bug-717454-21960@http.bugzilla.novell.com/>

https://bugzilla.novell.com/show_bug.cgi?id=717454

https://bugzilla.novell.com/show_bug.cgi?id=717454#c0


Summary: Power consumption of 3.0.4 kernel is 10-20W higher
than 2.6.37 on new i7 based SandyBridge processors
Classification: openSUSE
Product: openSUSE 11.4
Version: Final
Platform: Other
OS/Version: Other
Status: NEW
Severity: Major
Priority: P5 - None
Component: Kernel
AssignedTo: kernel-maintainers@xxxxxxxxxxxxxxxxxxxxxx
ReportedBy: awafaa@xxxxxxxxxxxx
QAContact: qa@xxxxxxx
Found By: ---
Blocker: ---


Created an attachment (id=450402)
--> (http://bugzilla.novell.com/attachment.cgi?id=450402)
hwinfo for X220

User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/535.1 (KHTML,
like Gecko) Chrome/13.0.782.220 Safari/535.1

Running on Intel® Core™ i7-2620M power usage is through the roof when using the
3.0.4 kernel. On average it is 10-20W higher than the 2.6.37 kernel. My 9 cell
battery lasts ~4hrs instead of ~9hrs.

hwinfo attached.

Reproducible: Always

Steps to Reproduce:
1. Boot up
2. Watch battery drain


Expected Results:
Battery should last ~9hrs+ using ~11W

--
Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email
------- You are receiving this mail because: -------
You are on the CC list for the bug.
< Previous Next >