Re: Kernel preemption

2005-02-15 Thread mats . lindberg
I've compiled the kernel with options PREEMTION I've tried rtprio I've tried sched_setscheduler(...scheduler=FIFO, priority=31...); Swapping is turned off. I still get 250ms pausing in the tcp comm. Maybe it is the stack?! Is it losing frames perhaps? Any good ideas what to look for - someone.

Kernel preemption

2005-02-14 Thread mats . lindberg
Hello, I'm interested in using freebsd in a 'not so realtime, but...' software project. In our running environment there are a 3 processes that need high priority. The processes never need much cpu but they should be able to respond to network (tcp) activity within 10-20ms. I have a

Re: Kernel preemption

2005-02-14 Thread Khairil Yusof
On Mon, 2005-02-14 at 10:51 +0100, [EMAIL PROTECTED] wrote: Hello, I'm interested in using freebsd in a 'not so realtime, but...' software project. In our running environment there are a 3 processes that need high priority. The processes never need much cpu but they should be able to

Re: kernel preemption in 5.2.x

2004-08-09 Thread Kris Kennaway
On Sun, Aug 08, 2004 at 11:58:31PM -0500, Marc Cabanatuan wrote: Hi, Just curious about kernel preemption on a single CPU x86 machine...Wondering if it's usable/worth it and how to enable it at the kernel config level. Is it included in as part of SMP? It's enabled by default, i.e. non

kernel preemption in 5.2.x

2004-08-08 Thread Marc Cabanatuan
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi, Just curious about kernel preemption on a single CPU x86 machine...Wondering if it's usable/worth it and how to enable it at the kernel config level. Is it included in as part of SMP? Thanks, marc - -- Marc Cabanatuan [EMAIL PROTECTED] Network