Re: mdadm usage

To: debian-user@lists.debian.org
Subject: Re: mdadm usage
From: Felix Miata <mrmazda@earthlink.net>
Date: Tue, 29 Dec 2020 02:45:28 -0500
Message-id: <[🔎] 95aa58c0-92ac-19d7-a288-d047ddfaa1b6@earthlink.net>
In-reply-to: <[🔎] cad65c77-257b-4d5f-5d29-1b4d7a6af384@little-beak.com>
References: <[🔎] cad65c77-257b-4d5f-5d29-1b4d7a6af384@little-beak.com>

Thomas A. Anderson composed on 2020-12-29 07:58 (UTC+0100):

> I have been "using" mdadm to run software raid1 (stripping) on a file
> server i have been running.

RAID 1 is two devices that are mirrors of each other, redundancy, with some loss
in speed. Loose one device, and you still have all your data.

RAID 0 is striping. One device failing means all data lost from two devices, but
twice as much space as RAID 1, and some extra speed.
-- 
Evolution as taught in public schools, like religion,
	is based on faith, not on science.

 Team OS/2 ** Reg. Linux User #211409 ** a11y rocks!

Felix Miata  ***  http://fm.no-ip.com/

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