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    SubjectRe: [PATCH 000 of 5] md: Introduction
    On Mon, Jan 23, 2006 at 02:54:20PM +0200, Ville Herva wrote:
    > On Mon, Jan 23, 2006 at 10:44:18AM +0100, you [Heinz Mauelshagen] wrote:
    > > >
    > > > I use the regularly to play with md and other stuff...
    > >
    > > Me too but for production, I want to avoid the
    > > additional stacking overhead and complexity.
    > >
    > > > So I remain unconvinced that code duplication is worth it for more than
    > > > "hark we want it so!" ;-)
    > >
    > > Shall I remove you from the list of potential testers of dm-raid45 then ;-)
    >
    > Heinz,
    >
    > If you really want the rest of us to convert from md to lvm, you should
    > perhaps give some attention to thee brittle userland (scripts and and
    > binaries).

    Sure :-)

    >
    > It is very tedious to have to debug a production system for a few hours in
    > order to get the rootfs mounted after each kernel update.
    >
    > The lvm error messages give almost no clue on the problem.
    >
    > Worse yet, problem reports on these issues are completely ignored on the lvm
    > mailing list, even when a patch is attached.
    >
    > (See
    > http://marc.theaimsgroup.com/?l=linux-lvm&m=113775502821403&w=2
    > http://linux.msede.com/lvm_mlist/archive/2001/06/0205.html
    > http://linux.msede.com/lvm_mlist/archive/2001/06/0271.html
    > for reference.)

    Hrm, those are initscripts related, not lvm directly

    >
    > Such experience gives an impression lvm is not yet ready for serious
    > production use.

    initscripts/initramfs surely need to do the right thing
    in case root is on lvm.

    >
    > No offense intended, lvm kernel (lvm1 nor lvm2) code has never given me
    > trouble, and is probably as solid as anything.

    Alright.
    Is the initscript issue fixed now or still open ?
    Had you filed a bug against the distros initscripts ?

    >
    >
    > -- v --
    >
    > v@iki.fi
    >
    > PS: Speaking of debugging failing initrd init scripts; it would be nice if
    > the kernel gave an error message on wrong initrd format rather than silently
    > failing... Yes, I forgot to make the cpio with the "-H newc" option :-/.

    --

    Regards,
    Heinz -- The LVM Guy --

    *** Software bugs are stupid.
    Nevertheless it needs not so stupid people to solve them ***

    =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-

    Heinz Mauelshagen Red Hat GmbH
    Consulting Development Engineer Am Sonnenhang 11
    Cluster and Storage Development 56242 Marienrachdorf
    Germany
    Mauelshagen@RedHat.com +49 2626 141200
    FAX 924446
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