From: Andrei Borzenkov <arvidjaar-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Francis Moreau <francis.moro-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Harald Hoyer <harald-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
initramfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: dracut: qestions about mdraid module
Date: Tue, 21 Oct 2014 19:06:15 +0400 [thread overview]
Message-ID: <20141021190615.7177a929@opensuse.site> (raw)
In-Reply-To: <5446532E.3050304-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
В Tue, 21 Oct 2014 14:35:58 +0200
Francis Moreau <francis.moro-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> пишет:
> On 10/20/2014 01:02 PM, Harald Hoyer wrote:
> > On 27.09.2014 17:21, Francis Moreau wrote:
> >> Hello,
> >>
> >> I'm looking at the module 'mdraid' of dracut (0.38) and was wondering
> >> the purpose of rd.md.uuid= parameter.
> >>
> >> I understand it can be used to selectively activate the array matching
> >> the UUID passed through the parameter but I'm wondering in which cases
> >> it can be useful...
> >>
> >> Also I don't really understand why dracut try to do its own mechanism to
> >> achieve that (by providing its own udev rules which are modified at boot
> >> time) whereas mdadm already provide the infrastructure (through
> >> mdadm.conf) in a cleaner way (IMHO).
> >
> >
> > If mdadm.conf is not included in the initramfs, you want to have a way to
> > prevent automatic assembly of all raids found. With big machines, lots of disk,
> > you only want to assemble those, which you really need.
> >
>
> Ok but why mdadm.conf wouldn't be included in the initramfs ? If one
> doesn't want to start all arrays during the boot process, it's very
> likely he doesn't start all arrays automatically while the system is
> running, no ?
>
This could be generic initrd that does not include any host-specific
mdadm.conf (or any other host specific configuration for that matter).
prev parent reply other threads:[~2014-10-21 15:06 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-27 15:21 dracut: qestions about mdraid module Francis Moreau
[not found] ` <5426D606.6020300-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-10-20 11:02 ` Harald Hoyer
[not found] ` <5444EBDF.7090004-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2014-10-21 12:35 ` Francis Moreau
[not found] ` <5446532E.3050304-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-10-21 15:06 ` Andrei Borzenkov [this message]
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