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@tarheelcoxn
Created November 19, 2010 21:18
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more mdadm/lvm troubleshooting (dmsetup)
# dmsetup ls
raid1-virtualmachines (251, 1)
raid10-virtualmachines (251, 5)
raid10-swap (251, 4)
raid10-aptmirror (251, 3)
raid1-backup (251, 0)
raid1-lucid--root (251, 2)
# dmsetup info raid10-virtualmachines
Name: raid10-virtualmachines
State: ACTIVE
Read Ahead: 512
Tables present: LIVE
Open count: 1
Event number: 0
Major, minor: 251, 5
Number of targets: 1
UUID: LVM-9x3W5fj2SMJZwScutUEv7EWL3JaRfnWCG33wfx9ypOY6nvEHnqspnDmVBSHU2cqK
# dmsetup info raid1-virtualmachines
Name: raid1-virtualmachines
State: ACTIVE
Read Ahead: 256
Tables present: LIVE
Open count: 0
Event number: 0
Major, minor: 251, 1
Number of targets: 1
UUID: LVM-Zr0FIPcnMXuzhCSQFjiWbO11srJgsfc7nIvwSxAWLqmtXzUlKQcbUHiw3nPV0fg9
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