From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id 245C21381F3 for ; Sun, 15 Sep 2013 11:08:00 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 83BE8E0D60; Sun, 15 Sep 2013 11:07:56 +0000 (UTC) Received: from mail-qc0-f175.google.com (mail-qc0-f175.google.com [209.85.216.175]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 2CD5CE0D08 for ; Sun, 15 Sep 2013 11:07:54 +0000 (UTC) Received: by mail-qc0-f175.google.com with SMTP id v2so2056737qcr.34 for ; Sun, 15 Sep 2013 04:07:54 -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 :content-type:content-transfer-encoding; bh=IHCVKllyBNOP3w2SfFUtkUCKgvNOCTby//lFOuxVCCg=; b=UxPuPCVAZLyAWEu9446eF/a/sllPvaE/pkytUvL9gKqBX7U57RCzxpu7k31vIeZtF0 aQTtX0w/zo0k9wpmjkQp1X8Mjjz0flPajndmRMYaMIJJQw72puhe1TfB+YTbIqy7l7Ey p0909KbOeok9ZFPBe5SIVGpljiuEGGqFEvtww42015ig7qKJjkJBoogLveCPaezD0mqE mu36X2a5J66X8K7VsfwxZ/dFn2KMEq7ONrogsIGCYPTqQRJ5eWitLsBAJ0Tp/ldLbVRE PD474bQynupbiY7mBDYLUqDm8iwVBRFes1gZ+azwbzJKmXIXmJtmV8XKOdvqQx+0+sND CLWQ== Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 X-Received: by 10.49.24.178 with SMTP id v18mr40291447qef.12.1379243274394; Sun, 15 Sep 2013 04:07:54 -0700 (PDT) Received: by 10.140.25.83 with HTTP; Sun, 15 Sep 2013 04:07:54 -0700 (PDT) In-Reply-To: <5234438D.4060207@hadt.biz> References: <5234281E.20205@gmail.com> <5234438D.4060207@hadt.biz> Date: Sun, 15 Sep 2013 04:07:54 -0700 Message-ID: Subject: Re: [gentoo-user] Re: {OT} Need a new server From: Grant To: Gentoo mailing list Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Archives-Salt: 4ef28f36-a4b9-4a1b-8a4a-d4e1c68e0a9b X-Archives-Hash: 4d626e8428d317e84c1d9b1768b521a0 >>>>> It's time to switch hosts. I'm looking at the following: >>>>> >>>>> Dual Xeon E5-2690 >>>>> 32GB RAM >>>>> 4x SSD RAID10 >>>> >>>> If I make this 6x SSD RAID10 with redundant power supplies, what is my >>>> weakest link as far as hardware? If a CPU craps out, will the system >>>> keep running? >>> >>> Your weakest link is not having redundant power feeds. Two PSUs doesn't >>> help much when they both draw power from the same place :-) >> >> At Soft Layer redundant power supplies are actually powered by >> redundant power feeds. >> >>> Second is inadequate cooling in the data centre >> >> Easy to monitor though. >> > > True, it's easy to monitor. But that does not help you in case of > cooling. I had that case once a few years back in july. Air condition > _and_ backup air condition fell out in the offsite data center where we > had some server. > > I still have the munin image from that day. Almost 70=B0 c hot hard drive= s > are not a pretty sight :-) > > And there's nothing you can do, except shutting down the server and wait > until the refrigeration engineers have fixed the air conditioning. Nasty. It looks like you didn't shut down though. I use munin too. - Grant