VDO errors

[sarainader]

I am getting a lot of these errors...
Dec 14 08:16:09 newmail lvm[1555]: Failed command for vdo0.
Dec 14 08:58:59 newmail lvm[1555]: Failed command for vdo0.
Dec 14 09:41:49 newmail lvm[1555]: Failed command for vdo0.
Dec 14 10:24:39 newmail lvm[1555]: Failed command for vdo0.

VDO is 85% full

My disk structure is as follows
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 100G 0 disk
├─sda1 8:1 0 1G 0 part /boot
└─sda2 8:2 0 98G 0 part
├─cl-root 253:0 0 84G 0 lvm /
├─cl-swap 253:1 0 4G 0 lvm [SWAP]
└─cl-home 253:2 0 10G 0 lvm /home
sdb 8:16 0 2T 0 disk
└─3600304801b5044002743a2801d799615 253:3 0 2T 0 mpath
└─3600304801b5044002743a2801d799615p1 253:4 0 2T 0 part
└─vdo0 253:5 0 4.3T 0 vdo
├─vgroup0-lvol0_tmeta 253:6 0 2.2G 0 lvm
│ └─vgroup0-lvol0-tpool 253:8 0 4.3T 0 lvm
│ ├─vgroup0-lvol0 253:9 0 4.3T 1 lvm
│ └─vgroup0-Storage 253:10 0 5.8T 0 lvm /run/Storage
└─vgroup0-lvol0_tdata 253:7 0 4.3T 0 lvm
└─vgroup0-lvol0-tpool 253:8 0 4.3T 0 lvm
├─vgroup0-lvol0 253:9 0 4.3T 1 lvm
└─vgroup0-Storage 253:10 0 5.8T 0 lvm /run/Storage