After creating a third disk in vagrant/virtualbox, I was getting this error while trying to create a VDO (Red Hat’s Enterprise Linux 8 tool for deduplication and compression). For LVM you usually go like this: parted -s /dev/sdc mklabel gpt parted -s /dev/sdc mkpart xfs 2048s 2G So, I did the first step, declaring the … Read more
Im using LVM to setup my lower level storage with raid5 via lvcreate –type raid5 –size 2T -I 256K -i 3 -n my_lv my_vg Now I want to setup VDO on the top of this using LVM too. Im aware of this man page but I tried lvconvert –type vdo-pool -V 20T my_vg/my_lv just ending … Read more
I’m hitting a bit of a brick wall here with vdo growPhysical -n pool. I’ve recently replaced my 3TB HDD’s with 4TB HDD’s in an md RAID5 array, which is now showing the correct capacity (8TB) but not allowing expansion of the VDO backing. sudo mdadm –detail /dev/md/md0 output: # mdadm –detail /dev/md/md0 /dev/md/md0: Version … Read more
