nico/www.nico.schottelius.org
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

correct the init deps article

Browse source 
Signed-off-by: Nico Schottelius <nico@ikn.schottelius.org>
This commit is contained in:
Nico Schottelius 2009-08-05 21:12:28 +02:00
parent 96ee04efe4
commit 984f1f5846
1 changed files with 6 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
blog/deps.mdwn → blog/about-init-dependencies.mdwn
View file

@ -1,14 +1,13 @@
[[!meta title="About init dependencies"]]
As i started to hack on [cinit](http://unix.schottelius.org) again,
As i started to hack on [cinit](http://unix.schottelius.org/cinit/) again,
I tried to get it running on Debian in a VM.
I took the old configuration from my last computer and tried to boot
with cinit, which failed, because the udev stuff changed.
So I added a udev service, which uses /etc/init.d/udev for switching
on.
So I added a udev service, which uses /etc/init.d/udev for switching on.
After booting the VM, I recognized, that the service
***mount/proc*** (which mounts /proc...) fails. Mount claims that
@ -22,13 +21,13 @@ Besides the problematic of using a sys-v-init script with an
intelligent init system, it's interesting to see, **why**
this happens:
The ***service*** mount/root **needs** the device files in /dev
The service mount/root needs the device files in /dev
to be able to run mount/root/fsck (the filesystem check).
Thus mount/root requires the service ***udev*** to be started before.
Thus mount/root requires the service udev to be started before.
The ***service*** mount/proc **needs** the root filesystems writable,
to write into /etc/mtab and thus **needs** mount/root.
The service mount/proc needs the root filesystems writable,
to write into /etc/mtab and thus needs mount/root.
This also demonstrates the problematic of the historical grown
init scripts, which do way more than one job and their lack of