From: Phil Turmel <philip@turmel.org>
To: Ram Ramesh <rramesh2400@gmail.com>,
Linux Raid <linux-raid@vger.kernel.org>
Subject: Re: When do you replace old hard drives in a raid6?
Date: Sun, 6 Mar 2016 19:29:09 -0500 [thread overview]
Message-ID: <56DCCB55.1060906@turmel.org> (raw)
In-Reply-To: <56DB465E.9010703@gmail.com>
On 03/05/2016 03:49 PM, Ram Ramesh wrote:
> I am curious if people actually replace hard drives periodically because
> they are old or out of warranty. My 5 device raid6 has several older
> drives (3/5 are 3+ years old and out of warranty) They seem fine with
> SMART and raid scrubs. However, it makes me wonder when they will die.
> What is the best policy in such situations? More importantly, do people
> wait for disks to die and then replace or have some ad hoc schedule of
> replacing (like every 6mo replace oldest) to keep things safe?
I replace drives when their relocation count hits double digits. In my
limited sample, that's typically after 40,000 hours.
Phil
next prev parent reply other threads:[~2016-03-07 0:29 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-05 20:49 When do you replace old hard drives in a raid6? Ram Ramesh
2016-03-07 0:29 ` Phil Turmel [this message]
2016-03-07 0:52 ` Ram Ramesh
2016-03-07 2:31 ` Weedy
2016-03-07 4:40 ` Ram Ramesh
2016-03-07 5:18 ` Phil Turmel
2016-03-09 0:11 ` Ram Ramesh
2016-03-09 2:49 ` John Stoffel
2016-03-09 6:43 ` Mikael Abrahamsson
2016-03-09 6:59 ` Roman Mamedov
2016-03-07 6:59 ` Carsten Aulbert
2016-03-08 22:01 ` Wols Lists
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