Linux Today: Linux News On Internet Time.

More on LinuxToday

KernelTrap: Voluntary Kernel Preemption

Jul 11, 2004, 20:00 (0 Talkback[s])


Desktop-as-a-Service Designed for Any Cloud ? Nutanix Frame

"In response to a recent discussion on the lkml, Ingo Molnar posted a patch that introduces 'voluntary kernel preemption' into the Linux 2.6 kernel. Ingo explains the problem that he is working to address:

"'As most of you are probably aware of it, there have been complaints on [the] lkml that the 2.6 kernel is not suitable for serious audio work due to high scheduling latencies (e.g. the Jackit people complained). I took a look at latencies and indeed 2.6.7 is pretty bad--latencies up to 50 msec (!) can be easily triggered using common workloads, on fast 2GHz+ x86 system--even when using the fully preemptible kernel...!'"

Complete Story

Related Stories: