Re: [bisected] sys_paccept: disable paccept() causes my macbookpro to have an annoying whining sound

From: Andi Kleen
Date: Thu Jan 07 2010 - 11:03:00 EST


> As for the power management
> I didn't think so.. sounds more
> like vibration of a solder joint/capacitor

Typically those are caused by power management -- cpu going in/out
sleep states.

You can check by e.g. limiting your CPU to C1 with
processor.max_cstate=1

-Andi
--
ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/