From patchwork Mon Jun 4 12:10:05 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chengguang Xu X-Patchwork-Id: 10446493 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 44798603D7 for ; Mon, 4 Jun 2018 12:10:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3686C28D87 for ; Mon, 4 Jun 2018 12:10:44 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 34FD128DA3; Mon, 4 Jun 2018 12:10:44 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,FREEMAIL_FROM, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7007328D87 for ; Mon, 4 Jun 2018 12:10:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751992AbeFDMKj (ORCPT ); Mon, 4 Jun 2018 08:10:39 -0400 Received: from mout.gmx.net ([212.227.15.19]:56751 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751473AbeFDMKi (ORCPT ); Mon, 4 Jun 2018 08:10:38 -0400 Received: from localhost.localdomain ([122.224.77.194]) by mail.gmx.com (mrgmx003 [212.227.17.184]) with ESMTPSA (Nemesis) id 0MfEZG-1ffq621n6g-00OsP3; Mon, 04 Jun 2018 14:10:29 +0200 From: Chengguang Xu To: ceph-devel@vger.kernel.org, linux-doc@vger.kernel.org Cc: zyan@redhat.com, idryomov@gmail.com, corbet@lwn.net, Chengguang Xu Subject: [PATCH] doc: update description of ceph mount option Date: Mon, 4 Jun 2018 20:10:05 +0800 Message-Id: <20180604121005.24471-1-cgxu519@gmx.com> X-Mailer: git-send-email 2.17.1 X-Provags-ID: V03:K1:nbMRJmjZ+RpZrcI1h2Ezo84sc4OfcbJaXvJ14O6aFnJ742WvbcW dBfrfYuW4AstcHjfvc5OLeXN9vg6GAn+dxjOHCTseoGZCCm1cbBGigOwBpOUnj3ezzke78N NOd94A3lC7H92T71eZy+wE2UMkj5C/RM5EMWACOI6if1waYp2JTqZnycLNIKQqdPw58Mjdv kdOpq08RZZPzV/ftnF3hg== X-UI-Out-Filterresults: notjunk:1; V01:K0:9QAink2Zcbc=:3B//Pkld2dAH9oFqH+LZST ugoOZoOzhnx758D+kD7JQxVp6vcFqjpmWAoh4pUoZaaXHyf5JAI246l8DwZRQJYVmEQ7l6B+4 ehbyHIKO9aoFuL2aBoTcfUKTa2zbIC2tZtWCg2f+s4NFFlHNM1J0kXii4hCXHxSWtvYMb/JeL 6A86ODWnjqrCqZUPcxvqCStULoImLA5cScc+LvKAigcAAbr4KGWMvlmlt5pwoUaFGbk2NuXx+ j7UpG/pIPCr2IlV2Fl3L3K/UHpkoyb83K3NE4N/eBXB+73aVy4wlnmik5p8XHTBBh2lcYr0xg FK/VUUv4yxqp8K1GWTXF41ypwq+Pr8HxKecA8yt7KKme0Wh/9QpfoPiee9AlKGQSw6yyOoD4S +bj1TtqxCcak1+IaQO0Pm1E/hNOSaAuCi6DFNRx/wax4EMwNV65v92ibS39cVB4RdsOUVjYA/ 7a0hYcl5VRdYq3fJ48h+bFtmRVLR7MpJiLxL3tqMYyqlq3kBqcFuqAAxtqJpJnmjjd5+f2Mjb /2K4C9FhZgt9N1u8nfCPUPLu6HuwGe7Yx/aSp/1/eyiVQQrctAfMxMbRG4tE1BoDwBsiHKkVu 4Cg7aEA3fbXEMOFvyPslvmmQ11NeWryQzJQu33nPzdVamYgZXyAxDzgDNpnAd2D+sB578tG4B kQWh7Xso1f1uVIlIrJemwV2sbaXYMyv0iO1m2yidO5GjD6ul0NVpyMzp2Pr1rqjqWhZOaDonj pebVqRg8TGD1LgySzV6ODbQrFbaAF8BxR2LadgFC74ROxCIWe2o3IoXeS0Q= Sender: ceph-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: ceph-devel@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Based on code, default value of rsize/wsize is 16 MB. Signed-off-by: Chengguang Xu --- Documentation/filesystems/ceph.txt | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/Documentation/filesystems/ceph.txt b/Documentation/filesystems/ceph.txt index d7f011ddc150..8bf62240e10d 100644 --- a/Documentation/filesystems/ceph.txt +++ b/Documentation/filesystems/ceph.txt @@ -105,15 +105,13 @@ Mount Options address its connection to the monitor originates from. wsize=X - Specify the maximum write size in bytes. By default there is no - maximum. Ceph will normally size writes based on the file stripe - size. + Specify the maximum write size in bytes. Default: 16 MB. rsize=X - Specify the maximum read size in bytes. Default: 64 MB. + Specify the maximum read size in bytes. Default: 16 MB. rasize=X - Specify the maximum readahead. Default: 8 MB. + Specify the maximum readahead size in bytes. Default: 8 MB. mount_timeout=X Specify the timeout value for mount (in seconds), in the case