Re: Problems with cyclictest and ps

["Phil K." <binutz@gmail.com>]

K.R. Foley wrote:
> Phil K. wrote:
>> Hi,
>>
>> I tried cyclictest under Debian Lenny with Kernel-2.6.23.8-hrt3 and
>> Kernel-2.6.22 as user root. As decribed on the cyclictest-wikipage all
>> cyclictest-tasks run with the scheduler class SCHED_FIFO. I controlled
>> the scheduler class with "ps -ce" and ps showed me SCHED_OTHER for the
>> cyclictest-task.
>>
>> #> ./cyclictest -t 1 -p 80 -n -i 10000
>>
>> #> ps -ce | grep cyclic
>>    PID CLS PRI TTY          TIME CMD
>>   9693 TS   19 pts/5    00:00:00 cyclictest
>>
>> I am wondering why cyclictest runs as SCHED_OTHER I expected SCHED_FIFO
>> instead. Any explanations of this behavior are welcome.
>>
>> Regards,
>>
>> Phil
>> -
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> 
> try "ps -eLc | grep cyclic"
> 
> Without the "L" you don't see threads/lightweight processes.
> 

Thanks for the solution, I have postet this on the RTWiki
(http://rt.wiki.kernel.org/index.php/Cyclictest#FAQ).

Greetings,

Phil