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Poor ZFS SSD IO benchmark: RAID-Z1 4 x SSD similar to RAID-Z10 12 x HDD

Hi there! I have two PVE 7.0 on ZFS, one with 12 x 4TB 7.2K SAS HDD in ZFS RAID 10, the other with 4 x 4TB SATA SSD in Z1 and they're coming out with near identical IO performance, which is suspicious! From benchmarking with FIO with caches and buffers disabled, on sequential read / writes, the...
- swibwob
- Thread
- Nov 18, 2021
- fio ssd zfs
- Replies: 22
- Forum: Proxmox VE: Installation and configuration

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