[PlanetCCRMA] 3ms latency in ccrma kernel

Fernando Lopez-Lezcano nando at ccrma.Stanford.EDU
Mon Apr 25 09:28:31 PDT 2016

On 04/25/2016 01:25 AM, Jiri Kastner wrote:
> On Sat, 23 Apr 2016 11:02:09 -0700, Fernando Lopez-Lezcano wrote:
>> On 04/23/2016 12:56 AM, Jiri Kastner wrote:
>>> seems ccrma kernel has disabled rt at all :)
>> Hey, good catch! Which exact kernel on which Fedora version?
>> There must be something messed up in the build process for the one you
>> have installed, in my laptop (with a test kernel) I have this:
>> $ grep PREEMPT_RT /boot/config-4.4.6-200.rt14.1.fc22.ccrma.x86_64+rt |more
>> # CONFIG_PREEMPT_RTB is not set
>> Thanks for the report and detective work!...
>> Sorry for the slow response to this thread, this week has been a killer.
>> (I don't have access to my fc23 laptop right now)
> it was 4.4.4-rt11, which is last available from ccrma repos.

Thanks, I found the problem (undetected typo in the spec file, argh!!) 
but I have not had time to build a new kernel yet.

-- Fernando

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