[Gllug] still wondering about lvm
Rich Walker
rw at shadow.org.uk
Thu Mar 9 20:00:29 UTC 2006
Adrian McMenamin <adrian at mcmen.demon.co.uk> writes:
> I asked this when I recounted my tail of woe/incompetence on Sunday but
> nobody answered, so here I go again...
>
> adrian at dragoneye:~$ sudo pvscan
> Incorrect metadata area header checksum
> Incorrect metadata area header checksum
> Incorrect metadata area header checksum
> Incorrect metadata area header checksum
> PV /dev/sda5 VG Ubuntu lvm2 [186.07 GB / 0 free]
> PV /dev/hda5 VG Ubuntu lvm2 [76.45 GB / 460.00 MB free]
> PV /dev/hda1 lvm2 [101.76 MB]
> Total: 3 [262.62 GB] / in use: 2 [262.52 GB] / in no VG: 1 [101.76 MB]
>
>
> Firstly what does Incorrect metadata area header checksum mean and how
> can I fix it (google gives no simple/straight answers afaics and the STN
> is much better here :))
I was going to say:
pvscan checks all possible things for being pv's, and so will whinge
about non-pv's.
then I tried it and didn't get that error.
Can you do "pvscan -v -d" and send the result?
>
> and if /dev/hda5 is in the Ubuntu VG why doesn't df report it:
>
> adrian at dragoneye:~$ df
> Filesystem 1K-blocks Used Available Use% Mounted on
> /dev/mapper/Ubuntu-root
> 190527180 2392928 178456020 2% /
> tmpfs 258160 0 258160 0% /dev/shm
> /dev/sda1 233335 27083 193804 13% /boot
Because you haven't allocated any of it to an LV?
do "sudo lvdisplay" to see the things that should turn up under
/dev/mapper.
cheers, Rich.
>
>
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--
rich walker | Shadow Robot Company | rw at shadow.org.uk
technical director 251 Liverpool Road |
need a Hand? London N1 1LX | +UK 20 7700 2487
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