25 Apr
2008
25 Apr
'08
2:27 p.m.
On Fri, 2008-04-25 at 12:14 -0400, Joshua D. Boyd wrote:
When I tried it, my system fell to pieces, and I was
unable to figure
out how to tune it back to working in a reasonable amount of time (say
40 hours). So I've been sticking with SCHED_FIFO without Ingo's RT
patches. At least this way things basically work with enough buffering.
Although somehow regular priority threads (and processes) still manage
to interfere with my SCHED_FIFO threads.
They can do that if they use syscalls that run for a long time in the
kernel without getting pre-empted. The whole point of the RT patch is to
make those kernel code paths shorter.
--ll