Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932968Ab3FRTIT (ORCPT ); Tue, 18 Jun 2013 15:08:19 -0400 Received: from kanga.kvack.org ([205.233.56.17]:46238 "EHLO kanga.kvack.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932200Ab3FRTIS (ORCPT ); Tue, 18 Jun 2013 15:08:18 -0400 Date: Tue, 18 Jun 2013 15:08:17 -0400 From: Benjamin LaHaise To: Octavian Purdila Cc: Zach Brown , Kent Overstreet , Andrew Morton , linux-kernel@vger.kernel.org, linux-aio@kvack.org, linux-s390@vger.kernel.org, schwidefsky@de.ibm.com, "Kirill A. Shutemov" , Andi Kleen Subject: Re: [PATCH v3 next/akpm] aio: convert the ioctx list to radix tree Message-ID: <20130618190817.GC16399@kvack.org> References: <1366026055-28604-1-git-send-email-octavian.purdila@intel.com> <20130612181440.GC6151@google.com> <20130612182430.GE14404@kvack.org> <20130612194005.GC8389@lenny.home.zabbo.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.2i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 892 Lines: 22 On Tue, Jun 18, 2013 at 10:05:22PM +0300, Octavian Purdila wrote: > On Fri, Jun 14, 2013 at 5:20 PM, Octavian Purdila > wrote: > > I picked up Ben's patch and incorporated Zach's idea and the first > > results look promising, as expected. I am going to do a full test with > > the same workload I've used for rbtree and come back with the results > > and the patch in a day or so. > > > > Unfortunately, I still see performance degradation for the one ioctx > case even when using IDR. I am using the same fio benchmark as before. How much of a regression? -ben -- "Thought is the essence of where you are now." -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/