wes schreiner wrote: > jordan muscott wrote: > >> Ok to be honest I'm not gonna switch distros...... but are you saying >> that Redhat offers you extra software that allows you to change the >> IRQs that your pci cards are on? > > > > There is no such software on any distro. Your motherboard's BIOS > decides which PCI slots get which IRQs. In a few motherboards the BIOS > lets one select which IRQs get assigned to certain slots, but most > don't. So with most motherboards all one can do is move cards around > to different slots and then see what IRQ gets assigned. Ah.. thankyou, this is what I thought to be the case. > If your sound card and your ethernet card are sharing an IRQ, that's > because those PCI slots used both have the same IRQ assignment. If you > swap just those two cards slot-for-slot they will end up with the same > IRQ again. Try moving just one of the cards to another slot. If all of > your slots are full then move multiple cards. > > On some motherboards with some processors you can turn on Local APIC > support in your kernel config and get more IRQs to work with. Dual > processor motherboards, even if they have only one CPU installed, can > do this to get more IRQs. If you have dual CPUs you should already be > running a SMP kernel and you probably don't have IRQ assignment > problems. If you do, it's back to juggling cards. > > wes Again, thanks for the clear info. Jordan.
