From mboxrd@z Thu Jan 1 00:00:00 1970 From: Balbir Singh Subject: Re: [-mm] Add an owner to the mm_struct (v8) Date: Sun, 06 Apr 2008 11:08:16 +0530 Message-ID: <47F861C8.7080700@linux.vnet.ibm.com> References: <20080404080544.26313.38199.sendpatchset@localhost.localdomain> <47F5E69C.9@linux.vnet.ibm.com> <6599ad830804040150j4946cf92h886bb26000319f3b@mail.gmail.com> <47F5F3FA.7060709@linux.vnet.ibm.com> <6599ad830804041211r37848a6coaa900d8bdac40fbe@mail.gmail.com> <47F79102.6090406@linux.vnet.ibm.com> <6599ad830804051023v69caa3d4h6e26ccb420bca899@mail.gmail.com> <47F7BB69.3000502@linux.vnet.ibm.com> <6599ad830804051057n2f2802e4w6179f2e108467494@mail.gmail.com> <47F7CC08.4090209@linux.vnet.ibm.com> <6599ad830804051629k3649dbc4na92bb3d0cd7a0492@mail.gmail.com> Reply-To: balbir@linux.vnet.ibm.com Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <6599ad830804051629k3649dbc4na92bb3d0cd7a0492@mail.gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: Paul Menage Cc: Pavel Emelianov , Hugh Dickins , Sudhir Kumar , YAMAMOTO Takashi , linux-kernel@vger.kernel.org, taka@valinux.co.jp, linux-mm@kvack.org, David Rientjes , Andrew Morton , KAMEZAWA Hiroyuki List-Id: linux-mm.kvack.org Paul Menage wrote: > On Sat, Apr 5, 2008 at 11:59 AM, Balbir Singh wrote: >> > But surely the performance of thread exits wouldn't be affected by the >> > delay_group_leader(p) change, since none of the exiting threads would >> > be a group leader. That optimization only matters when the entire >> > process exits. >> > >> >> On the client side, each JVM instance exits after the test. I see the thread >> group leader exit as well through getdelays (I see TGID exits). > > How long does the test run for? How many threads does each client have? The test on each client side runs for about 10 seconds. I saw the client create up to 411 threads. -- Warm Regards, Balbir Singh Linux Technology Center IBM, ISTL