Stone wrote:
On 4/5/07, *Artur Skawina* <art_k@o2.pl mailto:art_k@o2.pl> wrote: With the high-res timers in kernel 2.6.21+ usleep(1) is no longer treated as usleep(10000) and the streamdev client is almost unusable; it uses most of the cpu and causes hundreds of thousands context switches per second. This gets rid of the almost-busy-loop.
How about his approach?
--- streamdev/client/filter.c.orig 2007-04-05 20:45:04.000000000 -0700 +++ streamdev/client/filter.c 2007-04-05 20:45: 44.000000000 -0700 @@ -135,7 +135,7 @@ } m_RingBuffer->Del(TS_SIZE); } else
usleep(1);
cCondWait::SleepMs(1); }}
sure, just changing it to 'usleep(10000)' works too. Is there a reason to avoid the ringbuffer infrastructure?
artur