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udev and EVMS

DISCUSSION Marco d'Itri 2 participants 2 messages Dec 3, 2003

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#0 lore raw

Who is at fault? Both udev and EVMS are creating nodes in /dev.

----- Forwarded message from Martin Waitz -----

Quoted 1 line

I think dm manages its nodes by itself.

hmm, i'm using evms and yes, it creates its nodes by itself. but i get 'dm-[0-9]' files in udev, too
one for every logical volume (but without the correct name, just the number)

so perhaps one would have to suppress creation of these nodes?

----- End forwarded message -----

Signature · 13 lines
ciao, |
Marco | [3438 curhNBWXCD782]


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#1 lore raw
Quoted 11 lines · Marco d'Itri

Who is at fault? Both udev and EVMS are creating nodes in /dev.

----- Forwarded message from Martin Waitz -----

Quoted 1 line

I think dm manages its nodes by itself.

hmm, i'm using evms and yes, it creates its nodes by itself. but i get 'dm-[0-9]' files in udev, too
one for every logical volume (but without the correct name, just the number)

Quoted 4 lines

so perhaps one would have to suppress creation of these nodes?

----- End forwarded message -----

I don't see why there should be a problem with EVMS and udev operating at the same time (although I haven't actually tried udev yet).

EVMS has to be able to create it's device nodes in /dev/evms. The kernel has no knowledge of the names that EVMS gives to its volumes (which are the names given to the EVMS device nodes). Device-Mapper only creates dm-? entries, which doesn't give the user any clue as to which device-node corresponds to which volume.

EVMS only ever creates nodes in /dev/evms/, and the kernel never creates a name for a block-device that would clash with these. So I'm curious why there would be a conflict between EVMS and udev.

Signature · 15 lines
Kevin Corry
[email protected]
http://evms.sourceforge.net/



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