Am 21.11.2015 um 11:57 schrieb Jeremy Jongepier: > But doesn't that mean all IRQ requests are being handled by the first > CPU? I'm not a expert in this, but here, without irqbalance, interrupts get handled by all 4 CPU's, while the sound-card interrupt get handled only by CPU1, the USB1 get handled by CPU0, eth0 get handled by CPU3, . . .