From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx139.postini.com [74.125.245.139]) by kanga.kvack.org (Postfix) with SMTP id 2EE5E6B003C for ; Thu, 15 Aug 2013 15:34:06 -0400 (EDT) From: Andi Kleen Subject: Re: [RFC PATCH] Fix aio performance regression for database caused by THP References: <1376590389.24607.33.camel@concerto> Date: Thu, 15 Aug 2013 12:34:05 -0700 In-Reply-To: <1376590389.24607.33.camel@concerto> (Khalid Aziz's message of "Thu, 15 Aug 2013 12:13:09 -0600") Message-ID: <8738qakatu.fsf@tassilo.jf.intel.com> MIME-Version: 1.0 Content-Type: text/plain Sender: owner-linux-mm@kvack.org List-ID: To: Khalid Aziz Cc: aarcange@redhat.com, akpm@linux-foundation.org, hannes@cmpxchg.org, mgorman@suse.de, riel@redhat.com, minchan@kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Khalid Aziz writes: > I am working with a tool that simulates oracle database I/O workload. > This tool (orion to be specific - > ) > allocates hugetlbfs pages using shmget() with SHM_HUGETLB flag. Is this tool available for download? I would rather prefer to address the locking overhead in THP too. The fundamental problem is that we have to touch all the pages? -Andi -- ak@linux.intel.com -- Speaking for myself only -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org