From mboxrd@z Thu Jan  1 00:00:00 1970
From: George Duffield <forumscollective@gmail.com>
Subject: Re: Understanding raid array status: Active vs Clean
Date: Sat, 28 Jun 2014 05:01:00 +0200
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>> > changing the value to 0.500:
>> > # echo 0.503 > /sys/block/md0/md/safe_mode_delay
>> >
>> > makes no difference to the array state.
>
> What if you write a smaller number?  e.g. 0.1

No change to array state.

> What does /sys/block/md0/md/array_state show?

Funnily enough, it shows Clean