[CentOS] couple questions about initrd.img

John Doe jdmls at yahoo.com
Mon Sep 27 06:09:44 EDT 2010


From: Robert P. J. Day <rpjday at crashcourse.ca>

>   first, while the cpio archive physically contains a  number of basic
> /dev special files, the top-level "init" script runs "mknod"  to create
> them all, anyway.  not a big deal, but is it fair to say  that
> populating the initrd.img with those initial /dev files is  redundant
> since init creates them all, anyway?

Maybe needed before the top-level "init" script...?
Or do you mean the mknod is called before the extraction of the initrd.img?

>   also, i note  that that "init" script appears to call a couple
> scripts/commands that don't  exist in the initrd, such as hotplug and
> mkblkdevs.  again, not a big  deal but if i show the students what's in
> that initrd, chances are someone's  going to notice the above and ask
> about it, so i might as well have an  answer.  thanks.

https://bugzilla.redhat.com/show_bug.cgi?id=201237

JD


      


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