:: Re: [DNG] Insane defaults on Raspbe…
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Skribent: Steve Litt
Dato:  
Til: dng
Emne: Re: [DNG] Insane defaults on Raspberry Pi images - How to fix corruption/dataloss
On Sat, 9 Nov 2019 12:53:26 -0800
tom <tom@???> wrote:

> On Fri, 8 Nov 2019 16:55:34 +0100
> "Dr. Nikolaus Klepp" <dr.klepp@???> wrote:
>
> > Anno domini 2019 Fri, 8 Nov 16:36:24 +0100
> > Joril via Dng scripsit:
> > > On 08/11/19 16:21, g4sra via Dng wrote:
> > > > FYI: ext4 filesystem journaling (and swap) *should* be disabled
> > > > by default on SD\SDHC media.
> > >
> > > To reduce wear?
> >
> > Yes.
>
> I really don't think data-loss is an acceptable compromise just to
> reduce wear.


Lack of a journal doesn't necessarily mean data loss. It just means
that you might need to run fsck.ext4 on the drive after unmounting.
Occasionally you do lose data: I think it has to do with crash
shutdowns twice in a row without an intervening fsck.ext4.

SteveT

Steve Litt
November 2019 featured book: Manager's Guide to Technical
Troubleshooting Second edition
http://www.troubleshooters.com/mgr