From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751449Ab2AWFcg (ORCPT ); Mon, 23 Jan 2012 00:32:36 -0500 Received: from dgate10.ts.fujitsu.com ([80.70.172.49]:45768 "EHLO dgate10.ts.fujitsu.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750893Ab2AWFcf convert rfc822-to-8bit (ORCPT ); Mon, 23 Jan 2012 00:32:35 -0500 DomainKey-Signature: s=s1536a; d=ts.fujitsu.com; c=nofws; q=dns; h=X-SBRSScore:X-IronPort-AV:Received:Received:From:To:Date: Subject:Thread-Topic:Thread-Index:Message-ID: Accept-Language:Content-Language:X-MS-Has-Attach: X-MS-TNEF-Correlator:x-cr-puzzleid:x-cr-hashedpuzzle: acceptlanguage:Content-Type:Content-Transfer-Encoding: MIME-Version; b=E+ERKub2sHhx1eNYcuESU3Vn4aqG/3SERUJNO1dNBKmYrk5KjYmAy4rv wFNPICa/fUZzqefOQcFffFe/gTKJJmwq0EVzC7BY+uqbnvzEs7BDN7TfA Ln+ZgSv/K9zi7wtFcsG9MxCWevBnJ6ICsokUs6P6vYxLrVZBwD6rAzsD6 /FwolWORswLHtHjIKHsfT1f6GFy+GUzF4tjDjEby5wDyBLfw2Qjzbcqmo jbU/wJdwzvg/9qaFBgFS53tZnM9NB; X-SBRSScore: None X-IronPort-AV: E=Sophos;i="4.71,554,1320620400"; d="scan'208";a="99360188" From: "Borzenkov, Andrey" To: "linux-kernel@vger.kernel.org" Date: Mon, 23 Jan 2012 06:32:28 +0100 Subject: Transparent huge pages and shmem? Thread-Topic: Transparent huge pages and shmem? Thread-Index: AczZkGULFJ5jo5aOTZOy8O0OWCfQfQ== Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-cr-puzzleid: {AFF6978E-B605-4692-BBC1-36EC0B02C956} x-cr-hashedpuzzle: ACXL BYrb CtCc C3sR DCz2 Dj/i ENR1 E5hN GnTu HQcy ILkP IRGW IRby It3Y I3LL I3q/;1;bABpAG4AdQB4AC0AawBlAHIAbgBlAGwAQAB2AGcAZQByAC4AawBlAHIAbgBlAGwALgBvAHIAZwA=;Sosha1_v1;7;{AFF6978E-B605-4692-BBC1-36EC0B02C956};YQBuAGQAcgBlAHkALgBiAG8AcgB6AGUAbgBrAG8AdgBAAHQAcwAuAGYAdQBqAGkAdABzAHUALgBjAG8AbQA=;Mon, 23 Jan 2012 05:32:28 GMT;VAByAGEAbgBzAHAAYQByAGUAbgB0ACAAaAB1AGcAZQAgAHAAYQBnAGUAcwAgAGEAbgBkACAAcwBoAG0AZQBtAD8A acceptlanguage: en-US Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In case of THP enabled kernel - will THP be used for SysV shmem? The obvious target is to avoid pre-allocation of huge pages pool for databases like Oracle that is required today. Thank you! --- With best regards Andrey Borzenkov Senior system engineer Service operations