Truenas core iscsi performance

[George]

I have a similar issue with SCALE.

Extremely poor iSCSI performance | SSDs | Proxmox

I use TrueNAS SCALE 24.04.2. Hardware: Supermicro H13SAE-MF AMD 7900X 64 GB ECC RAM (KSM48E40BD8KI-32HA) Network card: 10Gtek 10Gb SFP+ PCI-E x8 (Intel X520) - MTU 9000 System drive: SAMSUNG 990 PRO Proxmox VM: 4 vCore (tried 10 as well) 16GB RAM Virtual system disk PCI Passthrough - entire sata controller from the host SATA controller: 4x SATA SSD Samsung 870 EVO 2TB Network: VirtIO (paravirtualized) Data VDEVs: 2 x MIRROR | 2 wide | 1.82 TiB (Usable Capacity: 3.51 TiB) Main Dataset block…