From owner-freebsd-fs@FreeBSD.ORG Fri Aug 13 10:16:32 2010 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 41BA9106564A; Fri, 13 Aug 2010 10:16:32 +0000 (UTC) (envelope-from thomas@gibfest.dk) Received: from mail.tyknet.dk (mail.tyknet.dk [213.150.42.155]) by mx1.freebsd.org (Postfix) with ESMTP id EC4088FC08; Fri, 13 Aug 2010 10:16:31 +0000 (UTC) Received: from [10.32.67.58] (fw.int.webpartner.dk [213.150.34.98]) (using TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by mail.tyknet.dk (Postfix) with ESMTPSA id CD45B638E06; Fri, 13 Aug 2010 12:16:30 +0200 (CEST) X-DKIM: OpenDKIM Filter v1.1.2 mail.tyknet.dk CD45B638E06 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=gibfest.dk; s=default; t=1281694590; bh=wfjl9khL6d3B+Zn3U3ggSEb8LVCZVFAxR9l5VBWFwNA=; h=Message-ID:Date:From:MIME-Version:To:CC:Subject:References: In-Reply-To:Content-Type:Content-Transfer-Encoding; b=aGRzGXESVhRc8V4i1fJsrz78FX6PR0cxo3w1RvXfshtnZvpk7roaSwAaHAkHY5CmN Sz1pW0AnwLcXENAMNNxKqB8m+61ohFDuP0wFhDJkZqkie/wE0OyuCw5hEgsH/2LUJf Z1e2VNWkbvvqHeXafdVHnVs50o2Qh96a91L6MP3M= Message-ID: <4C651B7E.5000805@gibfest.dk> Date: Fri, 13 Aug 2010 12:16:30 +0200 From: Thomas Steen Rasmussen User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.11) Gecko/20100711 Lightning/1.0b1 Thunderbird/3.0.6 MIME-Version: 1.0 To: Pawel Jakub Dawidek References: <4C57E20E.2030908@gibfest.dk> <20100806135001.GF1710@garage.freebsd.pl> <4C5ECA78.6010803@gibfest.dk> <20100810075528.GA1754@garage.freebsd.pl> <4C61CF4D.4060009@gibfest.dk> In-Reply-To: <4C61CF4D.4060009@gibfest.dk> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-fs@freebsd.org Subject: Re: HAST initial sync speed X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 13 Aug 2010 10:16:32 -0000 On 11-08-2010 00:14, Thomas Steen Rasmussen wrote: > On 10-08-2010 09:55, Pawel Jakub Dawidek wrote: >> It does make sense, but HAST is not doing this:) Could you start with >> veryfing if synchronization is so slow also when you have only one >> resource configured? >> > > I can now confirm that synchronization is also slow with only one HAST > resource. > It is currently running with 2.5 megabits per second... around > 300kilobytes per sec > is written to the disk according to gstat. > An iperf test shows a network potential of about a gigabit (wire speed). > Just a quick update, it is still working on syncing the one HAST resource configured the other day: [root@server1 ~]# date && hastctl status Thu Aug 12 14:11:18 CEST 2010 hasthd4: role: primary provname: hasthd4 localpath: /dev/label/hd4 extentsize: 2097152 keepdirty: 64 remoteaddr: 192.168.0.15 replication: memsync status: complete dirty: 102651396096 bytes [root@server1 ~]# date && hastctl status Fri Aug 13 09:48:06 CEST 2010 hasthd4: role: primary provname: hasthd4 localpath: /dev/label/hd4 extentsize: 2097152 keepdirty: 64 remoteaddr: 192.168.0.15 replication: memsync status: complete dirty: 80425779200 bytes Just under 20 gigabytes in just under 20 hours. Any suggestions are appreciated, Thomas Steen Rasmussen