After upgrading to 23.4R2 user may not be able to create a Snapshot on Backup-RE.
There might be no active alarms on the device
It seems to be an Mounting-Problem on both Disks, primary and secondary.
In /var/log/messages we can see entrys like wrong fs type, bad superblock and so on.
Feb 18 08:41:14.119 2025 lab-router-re0 : %USER-3: re1 Feb 18 08:41:14.118 2025 lab-router-re1 other-RE: vhclient.50780.daemon[51119]: mount: /tmp/vers-oZt/rootp: wrong fs type, bad option, bad superblock on /dev/sdb3, missing codepage or helper program, or other error. mount: /tmp/vers-oZt/rootb: wrong fs type, bad option, bad superblock on /dev/sdb4, missing codepage or helper program, or other error. mount: /tmp/vers-oZt/junos: wrong fs type, bad option, bad superblock on /dev/mapper/jvg_S-jlvmjunos, missing codepage or helper program, or other error. mount: /tmp/vers-oZt/vm: wrong fs type, bad option, bad superblock on /dev/mapper/jvg_S-jlvmvm, missing codepage or helper program, or other error. :error[141]
Feb 18 09:19:50.901 2025 lab-router-re0 : %USER-3: re1 Feb 18 09:19:50.899 2025 lab-router-re1 other-RE: vhclient.54765.daemon[54792]: mount: /tmp/vers-MsR/rootp: wrong fs type, bad option, bad superblock on /dev/sdb3, missing codepage or helper program, or other error. mount: /tmp/vers-MsR/rootb: wrong fs type, bad option, bad superblock on /dev/sdb4, missing codepage or helper program, or other error. mount: /tmp/vers-MsR/junos: wrong fs type, bad option, bad superblock on /dev/mapper/jvg_S-jlvmjunos, missing codepage or helper program, or other error. mount: /tmp/vers-MsR/vm: wrong fs type, bad option, bad superblock on /dev/mapper/jvg_S-jlvmvm, missing codepage or helper program, or other error. umount: /tmp/vers-MsR/rootp: not mounted. umount: /tmp/vers-MsR/rootb: not mounted. umount: /tmp/vers-MsR/junos: not mounted. umount: /tmp/vers-MsR/vm: not mounted. :error[0]
This usually points to a HW issue with the RE. Try the below steps as workaround:
If none of the above steps resolve the issue, the RE may need to be replaced.