tests

I have 2 SAMSUNG MZQL23T8HCLS-00A07 3.84Tb. Specification says about 180000 IOPS and 4000Mbps writing, 1000000 IOPS and 6800Mbps reading. I tested disks with fio like that: fio --randrepeat=1 --ioengine=libaio --direct=1 --gtod_reduce=1 --name=test --filename=test --bs=4k --iodepth=32...

Hi, I cannot use Proxmox Backup Server, because my Proxmox VE is v5.4. I'd like to upgrade it so I've created backups of all VMs, but have no idea how to test it...