Re: RFC: Possible (partial) solution for device persistence issue

[stappers@stappers.nl (Geert Stappers)]

Op 17-10-2006 om 16:36 schreef dann frazier:
> On Tue, Oct 17, 2006 at 11:59:15PM +0200, Geert Stappers wrote:
> > Please provide names of such tools.   (TIA)
> 
> udev - see /dev/by-id, etc.


Doing `udevinfo -e` got me:

P: /block/hda
N: hda
S: disk/by-id/ata-IC25N020ATMR04-0_MRG108K1HJSLPH
S: disk/by-path/pci-0.0001f000:ata-4-ide-0:0
E: ID_TYPE=disk
E: ID_MODEL=IC25N020ATMR04-0
E: ID_SERIAL=MRG108K1HJSLPH
E: ID_REVISION=MO1OAD4A
E: ID_BUS=ata
E: ID_PATH=pci-0.0001f000:ata-4-ide-0:0

P: /block/hda/hda1
N: hda1
S: disk/by-id/ata-IC25N020ATMR04-0_MRG108K1HJSLPH-part1
S: disk/by-path/pci-0.0001f000:ata-4-ide-0:0-part1
E: ID_TYPE=disk
E: ID_MODEL=IC25N020ATMR04-0
E: ID_SERIAL=MRG108K1HJSLPH
E: ID_REVISION=MO1OAD4A
E: ID_BUS=ata
E: ID_PATH=pci-0.0001f000:ata-4-ide-0:0

P: /block/hda/hda10
N: hda10
S: disk/by-id/ata-IC25N020ATMR04-0_MRG108K1HJSLPH-part10
S: disk/by-path/pci-0.0001f000:ata-4-ide-0:0-part10
S: disk/by-label/bootstrap
E: ID_TYPE=disk
E: ID_MODEL=IC25N020ATMR04-0
E: ID_SERIAL=MRG108K1HJSLPH
E: ID_REVISION=MO1OAD4A
E: ID_BUS=ata
E: ID_PATH=pci-0.0001f000:ata-4-ide-0:0
E: ID_FS_USAGE=filesystem
E: ID_FS_TYPE=hfs
E: ID_FS_VERSION=
E: ID_FS_UUID=
E: ID_FS_LABEL=bootstrap
E: ID_FS_LABEL_SAFE=bootstrap


I think that "by-path" is the presistent thing I want (expect that it is long)


Anyway: I hope that "/dev/sda1" survives  UUID=way-too-long-unique-string


Thank you
Geert Stappers