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Duncan wrote: |
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> "Peter Humphrey" <prh@××××××××××.uk> posted |
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> 20061228180653.40B4A2B8ADF@×××××××××××××××.uk, excerpted below, on Thu, |
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> 28 Dec 2006 18:06:48 +0000: |
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> |
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> [snipped] |
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> |
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>> md: linear personality registered for level -1 |
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>> md: raid0 personality registered for level 0 |
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>> md: raid1 personality registered for level 1 |
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>> [so I've got mdraid compiled in] |
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>> ... |
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>> Activating mdev |
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>> Detected real_root as a md device. Setting up the device node |
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>> Determining root device... |
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>> Mounting root... |
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>> ... |
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>> The root block device is unspecified or not detected. |
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>> -- |
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>> [end of transcript] |
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>> Then I'm invited to specify another device, or enter a shell. I use the |
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>> shell to say "ls -l /dev/md2", which shows the block device I expect to see, |
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>> but "cat /dev/md2" returns an empty result. If I do that from the |
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>> installation CD I get a dump of the contents of the md disk, so it seems |
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>> that the node exists but it isn't connected to the array /dev/md2. |
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>> |
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>> All I can think of is that I've made an error in creating the RAID-1 arrays, |
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>> but can anyone point me to what that might be? |
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> |
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> From what I've seen, there aren't a lot of folks on this list doing RAID, |
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> and some of the ones that are, are using the DM-RAID firmware-RAID stuff, |
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> rather than md-RAID. |
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damn ricers! |
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|
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here are the 2 most commonly overlooked items: the sdXY partitions must |
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be type FD (linux raid) and you must use a persistent superblock. |
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|
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- -- |
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======================================================= |
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Mike Doty kingtaco -at- gentoo.org |
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Gentoo/AMD64 Strategic Lead |
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Gentoo Council |
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Gentoo Developer Relations |
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Gentoo Recruitment Lead |
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Gentoo Infrastructure |
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GPG: E1A5 1C9C 93FE F430 C1D6 F2AF 806B A2E4 19F4 AE05 |
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======================================================= |
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-- |
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