[Linux-cluster] device-mapper errors

[Roger Peña Escobio]

--- "isplist at logicore.net" <isplist at logicore.net>
wrote:

> Whew, I'm starting to wonder if this stuff is worth
> all of the headaches. The 
> learning curve on this stuff is unreal. It's coming
> together but the constant 
> new problems is wearing me down :).

it happens sometimes :-)

> Found duplicate PV TB3VUn1m3CBOj8dRnRjAbRuD3ZIyBp7t:
> using /dev/sde1 not 
> /dev/sda1
>   Found duplicate PV
> uXjYfhj4NlvQphf1DIz28psAAkFmJRaM: using /dev/sdf1
> not 
> /dev/sdb1
>   Found duplicate PV
> 3mlyNROBtWp4a3LXQEKBiCwk3pJear7u: using /dev/sdg1
> not 
> /dev/sdc1
>   1 logical volume(s) in volume group "VolGroup01"
> now active
>   Error locking on node compdev.companions.com:
> Internal lvm error, check 
> syslog
>   1 logical volume(s) in volume group "VolGroup04"
> now active
>   Error locking on node compdev.companions.com:
> Internal lvm error, check 
> syslog
>   1 logical volume(s) in volume group "VolGroup03"
> now active
>   Error locking on node compdev.companions.com:
> Internal lvm error, check 
> syslog
>   1 logical volume(s) in volume group "VolGroup02"
> now active
> 
> # tail /var/log/messages
> Nov  2 23:12:04 compdev clvmd: Cluster LVM daemon
> started - connected to CMAN
> Nov  2 23:12:05 compdev lvm[3335]: Found duplicate
> PV 
> TB3VUn1m3CBOj8dRnRjAbRuD3ZIyBp7t: using /dev/sde1
> not /dev/sda1
> Nov  2 23:12:05 compdev lvm[3335]: Found duplicate
> PV 
> uXjYfhj4NlvQphf1DIz28psAAkFmJRaM: using /dev/sdf1
> not /dev/sdb1
> Nov  2 23:12:05 compdev lvm[3335]: Found duplicate
> PV 
> 3mlyNROBtWp4a3LXQEKBiCwk3pJear7u: using /dev/sdg1
> not /dev/sdc1
> Nov  2 23:12:06 compdev kernel: device-mapper:
> dm-linear: Device lookup failed
> Nov  2 23:12:06 compdev kernel: device-mapper: error
> adding target to table
> Nov  2 23:12:06 compdev kernel: device-mapper:
> dm-linear: Device lookup failed
> Nov  2 23:12:06 compdev kernel: device-mapper: error
> adding target to table
> Nov  2 23:12:06 compdev kernel: device-mapper:
> dm-linear: Device lookup failed
> Nov  2 23:12:06 compdev kernel: device-mapper: error
> adding target to table
> 
> Is this because I need to do some more configuring
> in the /etc/multipath.conf?

No, this is because you did not configure lvm.conf
you need to filter the "real" devices so lvm only find
PV in the multipath device

look at the /etc/lvm/lvm.conf

cu
roger

__________________________________________
RedHat Certified Engineer ( RHCE )
Cisco Certified Network Associate ( CCNA )


 
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