LVM2 - data recovery

Milan Bro┼ż
LinuxAlt 2009

Title page

Storage stack

Common problems

Planning failures

Problem?

HW failures

Driver & partitions

MD / LUKS / mpath

Metadata

LVM2 overview

LVM2 PV on-disk

LVM2 metadata example

LVM2 metadata backup

[1/6] missing PV example

[2/6] missing PV example

[3/6] missing PV example

[4/6] missing PV example

[5/6] missing PV example

[6/6] missing PV example

[1/3] overwritten PV example

[2/3] overwritten PV example

[3/3] overwritten PV example

LVM2 common problems

Performance hints

Performance hints II.


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