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Date: Mon, 30 Jan 2012 10:21:09 -0500 From: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com> To: Ian Campbell <Ian.Campbell@...rix.com> Cc: "Wei Liu (Intern)" <wei.liu2@...rix.com>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>, David Vrabel <david.vrabel@...rix.com>, Paul Durrant <Paul.Durrant@...rix.com> Subject: Re: [RFC PATCH V2] New Xen netback implementation On Mon, Jan 30, 2012 at 03:07:16PM +0000, Ian Campbell wrote: > On Fri, 2012-01-27 at 19:22 +0000, Konrad Rzeszutek Wilk wrote: > > > > - This patch set solves the CPU banding problem I've seen with the > > older netback. The older one I could see X netback threads eating > > 80% > > of CPU. With this one, the number is down to 13-14%. > > "CPU banding problem"? > > If you had X threads using 80% before do you now see Y threads using > 13-14% where Y is bigger or smaller than X? Is 80*X ~= 13*Y? Yes. ~=. The count looked to be the same. > > Ian. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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