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Date: Wed, 02 Sep 2015 13:44:34 +0200 From: Mike Galbraith <umgwanakikbuti@...il.com> To: Martin van Es <mrvanes@...il.com> Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org> Subject: Re: Only 1 cpu scheduled in 4.2.0 On Wed, 2015-09-02 at 13:35 +0200, Martin van Es wrote: > On Wed, Sep 2, 2015 at 12:50 PM, Mike Galbraith > <umgwanakikbuti@...il.com> wrote: > > On Wed, 2015-09-02 at 11:38 +0200, Martin van Es wrote: > >> Hi, > >> > >> I recently compiled 4.2.0 based on my previous 4.1.6 config (make oldconfig). > >> On 4.1.6 all cores are equally scheduled. > > > > Do you have CONFIG_NO_HZ_FULL_ALL enabled? > > Yes, that's enabled. Turn it off and you'll get your CPUs back. -Mike -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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