thewade wrote: >Hello all, > >Im hoping that you can help me with a problem Im having >with jack and PD. >I am running jackd from qjackctl in realtime with a 64 >frame buffer (Hammerfall HDSP multiface: 2.67 ms delay). >I am using PD, and after both have been running fro about >20 min I get a ton of xruns. (and as an xrun has >negligable weight, that is a lot of xruns) > >I got through my logs and can find no reason for this >when cross-referencing by time of occurance. Here are some >possible unrelated errors, or perhaps they are leading to >my problem... >>From System Logs: >Failure registering Root Plug module with the kernel >Failure registering Root Plug module with primary security module. >>From Kernel Startup Log: >PCI: Using ACPI for IRQ routing >** PCI interrupts are no longer routed automatically. If this >** causes a device to stop working, it is probably because the >** driver failed to call pci_enable_device(). As a temporary >** workaround, the \"pci=routeirq\" argument restores the old >** behavior. If this argument makes the device work again, >** please email the output of \"lspci\" to bjorn.helgaas@xxxxxx >** so I can fix the driver. > >My system is: >(http://www.aproximation.org/application/AMD64laptop.html (old)) >AMD64 laptop >Hammerfall HDSP multiface and cardbus >Fedora Core 3 test 1 >linux-2.6.10-rc2-mm1 kernel > >What does the priority selector mean in qjackctl setup? I just >leave it at 0. > >Any help would be greatly appreciated! I would LOVE to get >this machine running jackd flawlessly. >Thank you for your time! >-thewade > > > Does that kernel have a "laptop_mode" in /proc/sys/vm ? If it does, is it enabled? I'm just thinking maybe the machine is in laptop mode and to save the battery it spins down the harddrive and then after a certain amount of time it spins it back up to flush some stuff to disk and that could cause your xruns. Rick B
