[klibc] initrd / initramfs future
Alexander E. Patrakov
patrakov at ums.usu.ru
Wed Sep 15 09:04:52 PDT 2004
christophe varoqui wrote:
> Hello,
>
> I would like to know if initrd is here to stay, now that klibc and
> initramfs are ready.
Initrd has the following advantage for distros: you can replace it
without kernel recompilation.
> As the multipath-tools maintainer, I'm facing the choice to
>
> 1) put the multipath configuration tool in the initrd
> * dynamic binary is possible
> * storage hba drivers as modules loaded
> * no klibc limitations (no mntent for libsysfs ...)
You are free to make uclibc-based initramfs, with all these features.
> 2) put the multipath configuration tool in the initramfs
> * small static binary
> * storage drivers must be compiled static ?
No
> * udev available ?
It is also available in initrd.
> Putting it this way, it seems the initrd is the right place for stuff
> like lvm2, multipath, mdadm ... but I'd like to be sure before dropping
> the provisional klibc support in the tools.
It's just a matter of convenience for distro-makers.
--
Alexander E. Patrakov
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