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Date:	Mon, 16 Dec 2019 11:22:48 +0100
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: non-persistent storage?
Message-ID:	<20191216102248.GO10310@calimero.vinschen.de>
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On Dec 13 10:34, Ulli Horlacher wrote:
> On Fri 2019-12-13 (07:27), J=C3=BCrgen Wagner wrote:
> > And regarding the tmpfs (RAM disk) , you can use /dev/shm.
> >=20
> > # date > /dev/shm/key
> > # cat /dev/shm/key
> > Fri Dec 13 07:26:03 CET 2019
>=20
> /dev/shm ist not a tmpfs on cygwin:
>=20
> /dev/shm: df -TH /dev/shm
> Filesystem     Type  Size  Used Avail Use% Mounted on
> C:/cygwin64    ntfs   34G   25G  9.1G  74% /
>=20
> When I write something into this direcory and reboot, it is still there.

...unless you open the file with the O_TMPFILE flag as outlined
in my other reply.


Corinna

--=20
Corinna Vinschen
Cygwin Maintainer

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