Re: LVM snapshot and log record CRC mismatch

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Le Wed, 25 May 2016 09:37:41 +0200
Gionatan Danti <g.danti@xxxxxxxxxx> écrivait:

> The snapshot is accomplished using the following commands:
> 
> lvcreate -s hypervisor/KVM_Storage --name Backup_SNAP
> lvchange -ay -K hypervisor/Backup_SNAP
> mount -o nouuid /dev/hypervisor/Backup_SNAP /mnt/lvm/
> 

You need to use xfs_freeze to make the filesystem coherent before
snapshot:

xfs_freeze /dev/hypervisor/KVM_Storage
lvcreate -s hypervisor/KVM_Storage --name Backup_SNAP
xfs_freeze -u /dev/hypervisor/KVM_Storage
lvchange -ay -K hypervisor/Backup_SNAP

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                    |   Intellique
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