Hi, On 6/19/24 12:14, Stefan Kooman wrote:
Hi, On 19-06-2024 11:15, Dietmar Rieder wrote:Please follow https://docs.ceph.com/en/nautilus/cephfs/disaster-recovery-experts/#disaster-recovery-experts.OK, when I run the cephfs-journal-tool I get an error: # cephfs-journal-tool journal export backup.bin Error ((22) Invalid argument)My cluster is managed by caphadm, so (in my stress situation) I'm not able find the correct way to use cephfs-journal-tool > I'm sure it is something stupid that I'm missing but I'd be happy for any hint.cephadm shell --mount /root/ -- cephfs-journal-tool journal export /mnt/backup.bin^^ Does this work? The backup.bin file should end up in the home dir of the root user.
Thaks, this worked: cephfs-journal-tool --rank=cephfs:all journal export /mnt/backup/backup.bin Dietmar
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