From owner-freebsd-hackers@FreeBSD.ORG Fri Oct 25 00:43:15 2013 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 7B8E4335 for ; Fri, 25 Oct 2013 00:43:15 +0000 (UTC) (envelope-from outbackdingo@gmail.com) Received: from mail-pa0-x231.google.com (mail-pa0-x231.google.com [IPv6:2607:f8b0:400e:c03::231]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 4DB262B4A for ; Fri, 25 Oct 2013 00:43:15 +0000 (UTC) Received: by mail-pa0-f49.google.com with SMTP id lj1so3251503pab.36 for ; Thu, 24 Oct 2013 17:43:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=sjweKvI8v3AYwzbYN/H7YaDfE9lNOYx1OPw8O568Sq4=; b=PRi+3TdUpnxrQB/SGqqCG8JjQJKaLm9t5RLJZ+Z21EgEhqSrmdFL/pjqgxuHHptg1u op81vd0R8J/NacKTb2MVD91edYmzC5jMGSw/zwGSfMbfNBX6lOictb7L8bFjzsItu71P 5861d46vAe2/CpDq/c8kI+/xvRIBjifcIvMvV0bgAfvRB6AKtHPItu7wehhRCcnQF8PV LxrixuREmWca7Xh4LTX+VbbqJmJBuIq2UQyB8CZ5+ApQillbdrba1wqNClL7YYfZq4g4 3DpQx0cgIF3tbgAmLT817w/Iq/pn0jXn+lOKj+fcFvJqHfpAZGMSety5Cf3MoppnDVr2 vy6A== MIME-Version: 1.0 X-Received: by 10.66.121.131 with SMTP id lk3mr6383469pab.61.1382661794765; Thu, 24 Oct 2013 17:43:14 -0700 (PDT) Received: by 10.66.126.141 with HTTP; Thu, 24 Oct 2013 17:43:14 -0700 (PDT) In-Reply-To: References: Date: Thu, 24 Oct 2013 20:43:14 -0400 Message-ID: Subject: Re: How to blink a sas drive light? From: Outback Dingo To: Achim Patzner Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.14 Cc: Adam Vande More , FreeBSD Hackers X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 25 Oct 2013 00:43:15 -0000 On Thu, Oct 24, 2013 at 8:34 PM, Achim Patzner wrote: > On Thu, 24 Oct 2013 19:21:23 -0500 > Adam Vande More wrote: > >> Otherwise wiring down cam devices in such a big array would be useful for >> situations like this. >> > > I'd rather think GEOM labelling and letting nature take its course is the > best invention since sliced bread if you're dealing with more than two > drives (you might try fighting the squid salad you're facing with 24 > unmarked SAS lines coming out of some port extender or trying to remember > which drawer was connected to which link). And with a large number of > drives investing some money in a controller that will help you getting > things done (usually made by LSI these days) wouldn't be a mistake, either > (also considering the tools that are available). And as Alan Somers already > mentioned, there are those sg3 utils (http://sg.danny.cz/sg/sg3_** > utils.html ), too. > > > its got dual LSI controllers in it, on a enclosure, its a high end storage unit.... > Achim >