From owner-freebsd-stable@FreeBSD.ORG Wed Mar 10 18:51:39 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id EC51C1065670 for ; Wed, 10 Mar 2010 18:51:39 +0000 (UTC) (envelope-from google@vink.pl) Received: from fg-out-1718.google.com (fg-out-1718.google.com [72.14.220.155]) by mx1.freebsd.org (Postfix) with ESMTP id 4417E8FC23 for ; Wed, 10 Mar 2010 18:51:38 +0000 (UTC) Received: by fg-out-1718.google.com with SMTP id d23so848131fga.13 for ; Wed, 10 Mar 2010 10:51:38 -0800 (PST) Received: by 10.87.38.38 with SMTP id q38mr2437632fgj.66.1268247097913; Wed, 10 Mar 2010 10:51:37 -0800 (PST) Received: from mail-fx0-f223.google.com (mail-fx0-f223.google.com [209.85.220.223]) by mx.google.com with ESMTPS id 14sm1269906fxm.1.2010.03.10.10.51.33 (version=SSLv3 cipher=RC4-MD5); Wed, 10 Mar 2010 10:51:37 -0800 (PST) Received: by fxm23 with SMTP id 23so7482835fxm.3 for ; Wed, 10 Mar 2010 10:51:33 -0800 (PST) MIME-Version: 1.0 Received: by 10.223.15.147 with SMTP id k19mr2044359faa.87.1268247093459; Wed, 10 Mar 2010 10:51:33 -0800 (PST) In-Reply-To: <96af083b1003100754i3fbdc474n575f5a8cd217a000@mail.gmail.com> References: <96af083b1003100754i3fbdc474n575f5a8cd217a000@mail.gmail.com> Date: Wed, 10 Mar 2010 19:51:33 +0100 Message-ID: <2ae8edf31003101051i2c8920abqfc58757d899c1785@mail.gmail.com> From: Wiktor Niesiobedzki To: Adam Stylinski Content-Type: multipart/mixed; boundary=0015174736727e3eb4048176c9db X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-stable Subject: Re: ZFS question X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 10 Mar 2010 18:51:40 -0000 --0015174736727e3eb4048176c9db Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Hi, You may find some good information in arc_summary.pl script for FreebBSD by jhell: http://jhell.googlecode.com/files/arc_summary.pl I've also did some plugins for munin, where based on that, and looking on the code, I tried to provide some interpretation of L2ARC/ARC statistics (see attached scripts). I'm still not sure, if I have all the important stuff visible on the graphs. Cheers, Wiktor Niesiobedzki 2010/3/10 Adam Stylinski : > I wasn't sure what the most appropriate mailing list to address this prob= lem > would be, so I'll go ahead and ask it here. =C2=A0This is probably most d= irected > toward PJD, as he did directed the porting effort of zfs to freebsd. =C2= =A0There > are many read only sysctl handles to L2ARC and L1ARC caches, as well as > performance stats. =C2=A0Some of these are self explanatory based on thei= r naming > conventions, however some are more vague than others. =C2=A0Could I perha= ps get a > detailed explanation of what those sysctls related to zfs actually are > describing? =C2=A0I'm hoping to build a decent web interface with RRDTool= that > has accurate and useful information in regards to ZFS performance > monitoring. =C2=A0Storage analytics are becoming an increasingly popular = trend > and are EMC's advantage over something like FreeNAS. =C2=A0My efforts are= to make > a nanoBSD based distro for NAS systems, but aim at different goals than > FreeNAS (for example, including built in HAST support). =C2=A0I'm not sur= e if I'm > going to use m0n0wall's framework or start from scratch, still evaluating > which endeavor will be best to maintain and fit the job. =C2=A0Anyway, an= y > explanation would be appreciated, even if you're not the great PJD :-p. > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" > --0015174736727e3eb4048176c9db--