Re: Réf. : Re: alas for thee, ?EVMS

On 2008-12-01T12:13:21, Jeremy Jackson <[email protected]> wrote:

> What type of locking do LVM2 utils use?  Does in-kernel device-mapper
> provide locking?

No; device-mapper doesn't provide locking. C-LVM2 syncs via user-space
and openAIS.

> In pondering what EVMS3 architecture would look like, it occurrs to me
> that the mismatch between LVM2 and EVMS's use of device-mapper is
> currently a major impediment to EVMS maintenance... being more like LVM2
> (or LVM2 being more like EVMS) would give more users/maintainers.

I don't think the mismatch is at the dm-* level. Both in fact use the
same dm-* kernel components.


Regards,
    Lars

-- =

Teamlead Kernel, SuSE Labs, Research and Development
SUSE LINUX Products GmbH, GF: Markus Rex, HRB 16746 (AG N=FCrnberg)
"Experience is the name everyone gives to their mistakes." -- Oscar Wilde


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