Out of curriosity, my soundcard's got a clock, could I get jack tyo use this one instead?
On Mon, Jun 6, 2011 at 10:31 AM, Ralf Mardorf <[email protected]>wrote: > On Mon, 2011-06-06 at 11:16 +0900, Takashi Sakamoto wrote: > > Hi, > > > > I use Echo Audiofire Pre 8 and worried about JACK's rondom XRUN. > > Fortunately I have a friend who is Linux-based system engineer and ask > > him this issue. Then he gave me two solutions. > > > > 1. see IRQ in /proc/interrupts > > 2. use HPET as system clock source > > I'm using HPET when ever possible. Note that HPET is very problematic, > you'll run out of free HPET devices very soon. IMO at the moment it only > can be used as alsa seq timer, if you try using it with Jack, you are > limited to the HPET devices that are available, each application needs > it's own HPET device. > > If you should use Jack1, than try Jack2. On my machine Jack1 never > worked. > > To enable HR-timer/HPET run > > sudo chgrp audio /dev/hpet > sudo chmod g+rw /dev/hpet > sudo modprobe snd-hrtimer > > $ jackd --help > [ --clocksource OR -c [ c(ycle) | h(pet) | s(ystem) ] > > Hth, > > Ralf > > > > -- > Ubuntu-Studio-users mailing list > [email protected] > Modify settings or unsubscribe at: > https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-users >
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