From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg Kroah-Hartman Date: Wed, 9 Nov 2016 17:03:54 +0100 Subject: [lustre-devel] [PATCH v3] staging: lustre: mdc: manage number of modify RPCs in flight In-Reply-To: <1478557403-31072-1-git-send-email-jsimmons@infradead.org> References: <1478557403-31072-1-git-send-email-jsimmons@infradead.org> Message-ID: <20161109160354.GC9111@kroah.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: James Simmons Cc: devel@driverdev.osuosl.org, Andreas Dilger , Oleg Drokin , Gregoire Pichon , Linux Kernel Mailing List , Lustre Development List On Mon, Nov 07, 2016 at 05:23:23PM -0500, James Simmons wrote: > From: Gregoire Pichon > > This patch is the main client part of a new feature that supports > multiple modify metadata RPCs in parallel. Its goal is to improve > metadata operations performance of a single client, while maintening > the consistency of MDT reply reconstruction and MDT recovery > mechanisms. > > It allows to manage the number of modify RPCs in flight within > the client obd structure and to assign a virtual index (the tag) to > each modify RPC to help server side cleaning of reply data. > > The mdc component uses this feature to send multiple modify RPCs > in parallel. > > Changelog: > > v1) Initial patch with incorrect print out of timestamp in > obd_mod_rpc_stats_seq_show. > > v2) Fixed up obd_mod_rpc_stats_seq_show to print out in nanoseconds > > v3) Add this changelog changelog goes below the --- line, you don't want that in the final commit, right? Please fix up and resend. thanks, greg k-h From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755376AbcKJLex (ORCPT ); Thu, 10 Nov 2016 06:34:53 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:38952 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755385AbcKJLck (ORCPT ); Thu, 10 Nov 2016 06:32:40 -0500 Date: Wed, 9 Nov 2016 17:03:54 +0100 From: Greg Kroah-Hartman To: James Simmons Cc: devel@driverdev.osuosl.org, Andreas Dilger , Oleg Drokin , Gregoire Pichon , Linux Kernel Mailing List , Lustre Development List Subject: Re: [PATCH v3] staging: lustre: mdc: manage number of modify RPCs in flight Message-ID: <20161109160354.GC9111@kroah.com> References: <1478557403-31072-1-git-send-email-jsimmons@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1478557403-31072-1-git-send-email-jsimmons@infradead.org> User-Agent: Mutt/1.7.1 (2016-10-04) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Nov 07, 2016 at 05:23:23PM -0500, James Simmons wrote: > From: Gregoire Pichon > > This patch is the main client part of a new feature that supports > multiple modify metadata RPCs in parallel. Its goal is to improve > metadata operations performance of a single client, while maintening > the consistency of MDT reply reconstruction and MDT recovery > mechanisms. > > It allows to manage the number of modify RPCs in flight within > the client obd structure and to assign a virtual index (the tag) to > each modify RPC to help server side cleaning of reply data. > > The mdc component uses this feature to send multiple modify RPCs > in parallel. > > Changelog: > > v1) Initial patch with incorrect print out of timestamp in > obd_mod_rpc_stats_seq_show. > > v2) Fixed up obd_mod_rpc_stats_seq_show to print out in nanoseconds > > v3) Add this changelog changelog goes below the --- line, you don't want that in the final commit, right? Please fix up and resend. thanks, greg k-h