linux-raid.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Lasse Jensen <fafler@gmail.com>
To: hansbkk@gmail.com, linux-raid@vger.kernel.org
Subject: Re: Assembling RAID 5 array with missing superblock
Date: Thu, 24 Feb 2011 09:17:56 +0100	[thread overview]
Message-ID: <AANLkTimOB-kOW8Stw6w9rQu9aP8Fmz-nPmEn8w8m5y2H@mail.gmail.com> (raw)
In-Reply-To: <AANLkTikDCd1NiXzv28_KiGa8OmpmeWFRKoeZMfj_JdiD@mail.gmail.com>

On Thu, Feb 24, 2011 at 5:45 AM,  <hansbkk@gmail.com> wrote:
> On Wed, Feb 23, 2011 at 9:05 PM, Lasse Jensen <fafler@gmail.com> wrote:
>> What drives are by the way the best consumer grade drives to use for
>> RAID operation?
>
> I've had good luck with Hitachi (used to be IBM) and Samsung lately,
> more so than WD. Hitachi's 5-year warranty (everyone else here being
> only 3) is also an indicator. . .

I used IBM back when they made the infamous DeathStar drives. Havent
brought a IBM/Hitachi drive since. I guess i'm going to feel the same
way about WD drives now. Maybe i should just mix'n'match manufactures.
They can't all be that bad,

> I know Google uses consumer-grade drives (with massive redundancy and
> automated hyper-vigilant sysadmin processes) - anyone know whose?
>
>
>> I just keep having bad luck with my RAID 5 array. One drive (out of 4
>> WD15EARS drives) was dropped from the array due to powerfailure and
>> rebuild failed because of bad sectors on another drive. I have been
>
> Sorry I can't help more but with any such large drives I'd suggest
> sticking with RAID6, plus hot spares if you think you might not notice
> and/or be able to quickly replace a failing member.

That was my plan, but without the hotspare. I have 2 drives i need to
get replaced, and after i hopefully regain access to my data, i'm
going for a 5 drive RAID 6 array.

-- 
Lasse Jensen (fafler at gmail dot com)

  parent reply	other threads:[~2011-02-24  8:17 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-23 14:05 Assembling RAID 5 array with missing superblock Lasse Jensen
2011-02-23 20:55 ` Jaap Crezee
     [not found] ` <AANLkTikDCd1NiXzv28_KiGa8OmpmeWFRKoeZMfj_JdiD@mail.gmail.com>
2011-02-24  8:17   ` Lasse Jensen [this message]
2011-02-24 16:10     ` Iordan Iordanov
2011-02-24 17:27       ` John Robinson
2011-03-03  6:50 ` Lasse Jensen

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=AANLkTimOB-kOW8Stw6w9rQu9aP8Fmz-nPmEn8w8m5y2H@mail.gmail.com \
    --to=fafler@gmail.com \
    --cc=hansbkk@gmail.com \
    --cc=linux-raid@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).