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List:       opensuse
Subject:    Re: [opensuse] kernel-desktop
From:       Basil Chupin <blchupin () iinet ! net ! au>
Date:       2015-10-27 8:28:07
Message-ID: 562F3597.6020002 () iinet ! net ! au
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On 26/10/15 18:19, Per Jessen wrote:
> Roger Oberholtzer wrote:
>
>> On Mon, Oct 26, 2015 at 5:31 AM, David C. Rankin
>> <drankinatty@suddenlinkmail.com> wrote:
>>
>>> http://stackoverflow.com/questions/4956206/change-linux-kernel-timer
>> So, is CONFIG_HIGH_RES_TIMERS set in Leap's kernel-default? And if so,
>> does it mean that the various Hz settings are not relevant?
> # zgrep TIMERS /proc/config.gz
> CONFIG_HIGH_RES_TIMERS=y
>
>> OTOH, uname on Leap lists PREEMPT. So maybe the low latency RT timers
>> are enabled? Even my ancient 12.3 -desktop kernel lists PREEMPT.
> # zgrep PREEMP /proc/config.gz
> CONFIG_PREEMPT_RCU=y
> CONFIG_PREEMPT_NOTIFIERS=y
> # CONFIG_PREEMPT_NONE is not set
> # CONFIG_PREEMPT_VOLUNTARY is not set
> CONFIG_PREEMPT=y
> CONFIG_PREEMPT_COUNT=y
> # CONFIG_DEBUG_PREEMPT is not set
> # CONFIG_PREEMPT_TRACER is not set
>
>
> The -default kernel didn't used to have PREEMPT, but it was enabled in
> kernel-default for Leap.

Could you please give the version of the '-default kernel' you state 
that didn't have 'PREEMPT' set?

BC

-- 
Using openSUSE 13.2, KDE 4.14.9 & kernel 4.2.2-1 on a system with-
AMD FX 8-core 3.6/4.2GHz processor
16GB PC14900/1866MHz Quad Channel RAM
Gigabyte AMD3+ m/board; Gigabyte nVidia GTX660 GPU


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