From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roman Alekseev Subject: Ceph performance Date: Mon, 29 Oct 2012 18:01:00 +0400 Message-ID: <508E8C1C.4020605@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mail-lb0-f174.google.com ([209.85.217.174]:58649 "EHLO mail-lb0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756057Ab2J2OBE (ORCPT ); Mon, 29 Oct 2012 10:01:04 -0400 Received: by mail-lb0-f174.google.com with SMTP id n3so3064957lbo.19 for ; Mon, 29 Oct 2012 07:01:03 -0700 (PDT) Sender: ceph-devel-owner@vger.kernel.org List-ID: To: ceph-devel@vger.kernel.org Hi, Kindly guide me how to improve performance on the cluster which consist= =20 of 5 dedicated servers: - ceph.conf: http://pastebin.com/hT3qEhUF - file system on all drives is ext4 - mount options "user_xattr" - each server has : CPU:Intel=AE Xeon=AE Processor E5335(8M Cache, 2.00 GHz, 1333 MHz FSB) = x2 MEM: 4Gb DDR2 - 1Gb network Simple test: mounted as ceph root@client1:/mnt/mycephfs# time find . | wc -l 83932 real 17m55.399s user 0m0.152s sys 0m1.528s on 1 HDD: root@client1:/home# time find . | wc -l 83932 real 0m55.399s user 0m0.152s sys 0m1.528s Please help me to find out the issue. Thanks. --=20 Kind regards, R. Alekseev -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html