[PureOS] Building my own PureOS ISO image?

[Jeremiah C. Foster]

On Mon, 2019-03-11 at 13:39 -0400, Jeremiah C. Foster wrote:
> On Mon, 2019-03-11 at 18:10 +0100, Matthias Klumpp wrote:
> > Am Mo., 11. März 2019 um 15:06 Uhr schrieb Jeremiah C. Foster
> > <jeremiah.foster at puri.sm>:
> > > [...]
> > > Using the above process filled up my disk. For some reason the
> > > pagemap
> > > file grew to 77 Gigs and on that partition it ran out of space.
> > > 
> > > -r-------- 1 root root  77G Mar  8 16:37 pagemap
> > > 
> > > I'll try on another (slightly larger) partition. How much disk
> > > space
> > > should one have for this? 77 Gigs seems like an awful lot of
> > > space
> > > for
> > > an image. All the source code for a image and yocto tooling in
> > > comparison comes to about 60 Gigs or so.
> > 
> > That's odd... The whole process defbitely works if you have much
> > less
> > then 4GB of disk space, and I think our current autobuilder has
> > 30GB.
> > What data was written to where, can you find that out? 
> 
> The bulk of the data got written to that file above (pagemap), the
> rest
> of the file system was the same.
> 
> > And which
> > filesystem are you using?
> 
> findmnt in the container says ext4 as does the host. 
> 
> # findmnt
> TARGET SOURCE                                   FSTYPE OPTIONS
> /    /dev/root[/var/lib/machines/pureos]
> ext4   rw,relatime,stripe=256
> -host-
> /    /dev/nvme0n1p3
> ext4                        rw,relatime,stripe=256
> 
> 
> >  I assume you are running either PureOS or
> > Debian Testing on the host system.

Re-reading this question the answer should be "no". I'm running Clear
Linux on the host, I boot into PureOS via systemd-nspawn. So PureOS is
running in a container.

> Yes;
> 
> # cat /etc/os-release 
> PRETTY_NAME="PureOS"
> NAME="PureOS"
> ID=pureos
> HOME_URL="https://pureos.net/"
> SUPPORT_URL="https://puri.sm/faq/#faq-pureosandsoftware"
> BUG_REPORT_URL="https://tracker.pureos.net/"

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