Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753292AbXL0PjQ (ORCPT ); Thu, 27 Dec 2007 10:39:16 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751954AbXL0Pi7 (ORCPT ); Thu, 27 Dec 2007 10:38:59 -0500 Received: from wa-out-1112.google.com ([209.85.146.181]:56290 "EHLO wa-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751969AbXL0Pi6 (ORCPT ); Thu, 27 Dec 2007 10:38:58 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=QlBgzNvB7lbT9q0ttA1fKIZhL0TBEjySzYsTuvSSmfC2DJ6wJd6MBCGVD4hVa8662/0RVMSqu8gwK6vD7y6XloUl5Nw03bFoP5VEuw+nKLG7+16zedftzl6PQdIOyCjyp5zCRryqKDkrtfcomO2LIJovG2SsOk6PP1VQa9UuNtg= Message-ID: Date: Thu, 27 Dec 2007 17:38:57 +0200 From: "saeed bishara" To: "Jeff Garzik" Subject: Re: read-ahead in NFS server Cc: linux-kernel@vger.kernel.org, "NFS list" In-Reply-To: <4773BFBA.70709@garzik.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <47730F2F.3080900@garzik.org> <47739288.7000308@garzik.org> <4773BFBA.70709@garzik.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 568 Lines: 15 > > I bet > TCP + fewer revalidations + greater local pagecache activity > uses less cpu power than > UDP + revalidations + rx/tx network activity what do you mean by revalidations? the workload of the client going to be large sequential IO's, so does the local pagecache is necessary for this case? saeed -- 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/