5 Mar
2006
5 Mar
'06
6:02 a.m.
On Sun, 2006-03-05 at 03:35 -0500, Eric Dantan Rzewnicki wrote:
Old school Linux Audio lore held that it was bad to
let your audio card
share an IRQ with anything else. Is this a myth, or still good solid
practical advice?
It might still have some influence, but nowadays the typical hardware is
so fast, it doesn't matter like it used to.
I'm getting pretty good latency with no xruns when running jackd with
real-time priority, despite INT 5 being crowded like hell:
$ cat /proc/interrupts
CPU0
0: 5132562 XT-PIC timer
1: 43690 XT-PIC i8042
2: 0 XT-PIC cascade
5: 298405 XT-PIC ICE1712, Bt87x audio, bttv0,
ohci_hcd:usb2, eth0
7: 10 XT-PIC parport0
8: 1 XT-PIC rtc
9: 0 XT-PIC acpi
10: 4 XT-PIC ehci_hcd:usb1
11: 1849056 XT-PIC ohci_hcd:usb3, ohci1394, nvidia
12: 333945 XT-PIC i8042
14: 107572 XT-PIC ide0
15: 183634 XT-PIC ide1
NMI: 0
LOC: 0
ERR: 0
MIS: 0
--
Florin Andrei
http://florin.myip.org/