Hi maxime Thank for your answer: here the output: First server: [root@ovirt1 ~]# df -h /gluster_bricks/data* Filesystem Size Used Avail Use% Mounted on /dev/mapper/gluster_vg_sda-data 1.6T 1.6T 35G 98% /gluster_bricks/data /dev/mapper/gluster_vg_sdb-data 1.8T 593G 1.2T 34% /gluster_bricks/data_extend1 [root@ovirt1 ~]# du -hs /gluster_bricks/data* 1.6T /gluster_bricks/data 581G /gluster_bricks/data_extend1 second server: [root@ovirt2 ~]# df -h /gluster_bricks/data* | grep -v data2 Filesystem Size Used Avail Use% Mounted on /dev/mapper/gluster_vg_sdb-data 1.6T 1.6T 35G 98% /gluster_bricks/data /dev/mapper/gluster_vg_sdc-data 1.8T 593G 1.2T 34% /gluster_bricks/data_extend1 [root@ovirt2 ~]# du -hs /gluster_bricks/data /gluster_bricks/data_extend1 1.6T /gluster_bricks/data 581G /gluster_bricks/data_extend1 third one: [root@ovirt3 ~]# df -h /gluster_bricks/data* | grep -v data2 Filesystem Size Used Avail Use% Mounted on /dev/mapper/gluster_vg_sda-data 1.6T 1.6T 35G 98% /gluster_bricks/data /dev/mapper/gluster_vg_sdb_new-data 1.8T 593G 1.2T 34% /gluster_bricks/data_extend1 [root@ovirt3 ~]# du -hs /gluster_bricks/data /gluster_bricks/data_extend1/ 1.6T /gluster_bricks/data 581G /gluster_bricks/data_extend1/ Note: that I had a second data domain, I've just finish to remove what could be removed (exported as OVA before) and move on the second domain what should remain on. I stop and remove the gluster volume and plan to recreate the bricks from scratch and rebuild a new gluster volume with only 3 replicated bricks each brick as a logical volume with the 2 physicals disks. --Olivier