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Date:      Mon, 11 Aug 2014 09:52:00 -0500
From:      Adam Vande More <amvandemore@gmail.com>
To:        David Benfell <benfell@parts-unknown.org>
Cc:        Polytropon <freebsd@edvax.de>, FreeBSD Questions <freebsd-questions@freebsd.org>
Subject:   Re: operation not permitted on entropy file
Message-ID:  <CA%2BtpaK2RC0w7Y4etxs%2Byx59_gAURNEtB38h=sV8pEFkBRWVFWQ@mail.gmail.com>
In-Reply-To: <20140811142707.GA10186@home.parts-unknown.org>
References:  <20140810070239.GA80734@home.parts-unknown.org> <20140810103119.GA26958@slackbox.erewhon.home> <20140810124433.da498898.freebsd@edvax.de> <20140810224038.GD24036@home.parts-unknown.org> <20140811101822.41851cc7.freebsd@edvax.de> <20140811142707.GA10186@home.parts-unknown.org>

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On Mon, Aug 11, 2014 at 9:27 AM, David Benfell <benfell@parts-unknown.org>
wrote:
>
> I pretty much followed the default installation. But when fsck was
> doing its thing, I saw a lot of unexpected SU+J inconsistencies. So
> I'm a little puzzled here: Someone posted that fsck uses journaling
>

Of course fsck only uses it when journaling is enabled.


> (which seems very adventurous for something that shouldn't be needed
> often) even when the filesystem doesn't normally.


Try fsck'ing a nearly full TB FS on a production box that has had a dirty
unmount and you will begin to appreciate the adventure a bit more.


> And if I don't have
> soft updates by default, then why are they being reported by fsck?
>

This statement doesn't make sense.  Can you post the output you're seeing
along with the mount options in play?


>
> And for reference, I notice that journaling decisions need to be made
> *prior* to creating the filesystem.
>

Journaling decisions can be made basically at anytime the FS isn't mounted
or mounted ro using tunefs(1).

-- 
Adam



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