Re: [LAU] irqbalance

From: Hermann Meyer <brummer-@web.de>
Date: Sat Nov 21 2015 - 12:42:33 EET

Am 21.11.2015 um 11:30 schrieb Jeremy Jongepier:
> On 10/29/2015 06:28 AM, Brent Busby wrote:
>> On Debian/Ubuntu systems, the irqbalance package which tries to push
>> interrupts across all your CPU's fairly, has been part of the base
>> system for a long time. On Gentoo, it's an available package, but not
>> installed by default.
>>
>> Is irqbalance recommended for RT audio? Deprecated? Doesn't matter?
> From what I know of irqbalance I would recommend using it in all cases
> on a multi-core system. If you don't use it all IRQ request will be
> handled by cpu0 which degrades performance of your system. When you use
> CPU pinning you don't need it of course but I've never encountered
> anyone using this on his desktop system.
>
> Jeremy
>

I prefer to not use irqbalance and have de-installed it.
As a reference read here:

https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_MRG/1.3/html/Realtime_Tuning_Guide/sect-Realtime_Tuning_Guide-General_System_Tuning-Interrupt_and_Process_Binding.html

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Received on Sat Nov 21 16:15:01 2015

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