Thread (3 messages) 3 messages, 3 authors, 2016-03-30

Re: [intel-pstate driver regression] processor frequency very high even if in idle

From: "Rafael J. Wysocki" <rafael@kernel.org>
Date: 2016-03-30 22:29:25
Also in: lkml

On Thu, Mar 31, 2016 at 12:23 AM, Sedat Dilek [off-list ref] wrote:
On Wed, Mar 30, 2016 at 11:58 PM, Rafael J. Wysocki
[off-list ref] wrote:
quoted
On 3/30/2016 11:41 PM, Sedat Dilek wrote:
quoted
Hi,

I am using Intel-PState-Driver here with v4.6-rc1 and
Intel-SandyBridge-CPU.

Here are my turbostat results attached.

$ cd $BUILD_DIR
$ LC_ALL=C make -C tools/ turbostat

$ sudo ./turbostat -i 1 --msr=0x199 --debug --out
/tmp/turbostat-i-1-msr-0x199-debug.txt

Will try <https://patchwork.kernel.org/patch/8702071/>.

Please see attached files.

Thanks for the report.

The address of linux-pm in your original message was incorrect.  Can you
please resend the turbostat output in reply to this message?
Sorry for the wrong ML.

Attached are new (-12 with your simplified revert) and old turbostat outputs.
So the simplified revert doesn't help - or does it?
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