Date: Thu, 14 Sep 2023 14:46:29 +1000 From: Ian Smith <smithi@nimnet.asn.au> To: Polytropon <freebsd@edvax.de>,Andrea Venturoli <ml@netfence.it> Cc: questions@freebsd.org Subject: Re: Mount bzip2 disk image Message-ID: <7D590A30-0F84-4B55-B75D-C4177C488CA9@nimnet.asn.au> In-Reply-To: <20230914015957.9f0f5782.freebsd@edvax.de> References: <d29db23f-d20a-7e03-1498-4ff02344243d@netfence.it> <96ce2d8b-f310-96bc-394c-007541401c57@fjl.co.uk> <b0e86d99-acc8-85fd-751b-8dec2fc709fe@netfence.it> <78bc91f8-665d-5ecc-4867-ba53f6291603@fjl.co.uk> <5f5b50e2-5f0e-3e86-973c-269e7cc8726d@netfence.it> <20230914015957.9f0f5782.freebsd@edvax.de>
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On 14 September 2023 9:59:57 am AEST, Polytropon <freebsd@edvax=2Ede> wrote=
:
> On Wed, 13 Sep 2023 17:01:36 +0200, Andrea Venturoli wrote:
> > On 9/13/23 15:28, Frank Leonhardt wrote:
> > > The rest of the paragraph explains this would be decompressing
> the bzip2=20
> > > image from tape (or other offline stream), so the actual disk
> space=20
> > > would be about the same as having the bzip2 file on DASD=2E
> > I'm not sure I understand what you mean=2E=2E=2E
> > I have no tape=2E
> DASD =3D Direct Access Storage Device, i=2E e=2E, disks or SSDs,
> also known as on-line storage ("D U,DASD,ONLINE", if you wish)=2E
>=20
> Yes, I am old=2E ;-)
So is Frank, if he speaks DASD=2E These kids wouldn't know a mainframe i=
f they tripped over the console unit :)
> > I only have internal HD storage, where the bzip2 image is and where
> > I could decompress it (provided enough space would be free)=2E
>=20
> Do you have the change to temporarily add a sufficiently
> big external disk, even if it's just a cheap 5 TB USB disk?
> It won't be fast (as it's the speed limit of USB),
Even so, at least make sure it's USB 3=2E
> but you
> could then use the image file in the mentioned way of vnode
> (mdconfig + mount -o ro + cp + umount), and afterwards you
> have a nice big disk - a DASD - to your disposal=2E=2E=2E :-)
In t'olden days, DASDs looked more like washing machines than books =2E=2E=
=2E
cheers, Ian
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