Why does Proxmox 5.0-30 corrupt the file system after running the restore from backup process?

Question

KVM

Proxmox 5.0-30.
Every time I restore a virtual machine from a backup, the file system on other running virtual machines is damaged. Virtual machines run on Local LVM-Thin.
Dell R620 Raid5. Disks and raid are normal.

What could be the problem ?

Answer 1

is there enough space in lvme?
what's in dmesg and syslog?