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From: Ivan Voras <ivoras@freebsd.org>
Date: Tue, 12 Oct 2010 16:05:15 +0200
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To: Alejandro Imass <ait@p2ee.org>
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Subject: Re: Troubles on SATA drives ZFS
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On 12 October 2010 15:30, Alejandro Imass <ait@p2ee.org> wrote:
> On Tue, Oct 12, 2010 at 5:59 AM, Ivan Voras <ivoras@freebsd.org> wrote:
>> On 10/11/10 21:22, Alejandro Imass wrote:
>>
>>> 1) Would damage to the 2 disks cause damae on the other 2?
>>
>> Not likely but in your situation it might damage the controller, in which
>> nothing you do to the drives will help. In the worst case, the controller
>> then might in turn damage the drives.
>>
>
> I was under the impression that SATA was not that sensible to hot
> unplugging, in fact I thought that SATA supports hot pluging, so by
> yanking the wires out it should not have damaged the disks or the
> controller IMO. But you might be correct because I use only cheap HW
> ;-)

The SATA standard does support hot-plugging but it's optional if the
hardware (controllers and the drives) support it or not.