disk-io-test
KVM testing on Debian 10 via the Phoronix Test Suite.


over NFS / sync on ZFS disabled: 

	Processor: Intel Xeon D-1518 (8 Cores), Motherboard: QEMU Standard PC (Q35 + ICH9 2009) (rel-1.12.1-0-ga5cab58e9a3f-prebuilt.qemu.org BIOS), Chipset: Intel 82G33/G31/P35/P31 + ICH9, Memory: 1 x 8192 MB RAM QEMU, Disk: 43GB QEMU HDD, Graphics: bochsdrmfb, Audio: Intel 82801I, Network: Red Hat Virtio device

	OS: Debian 10, Kernel: 4.19.0-8-amd64 (x86_64), Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM

over iSCSI / sync on ZFS disabled: 

	Processor: Intel Xeon D-1518 (8 Cores), Motherboard: QEMU Standard PC (Q35 + ICH9 2009) (rel-1.12.1-0-ga5cab58e9a3f-prebuilt.qemu.org BIOS), Chipset: Intel 82G33/G31/P35/P31 + ICH9, Memory: 1 x 8192 MB RAM QEMU, Disk: 43GB QEMU HDD, Graphics: bochsdrmfb, Audio: Intel 82801I, Network: Red Hat Virtio device

	OS: Debian 10, Kernel: 4.19.0-8-amd64 (x86_64), Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM

local on ZFS / all defaults: 

	Processor: Intel Xeon D-1518 (8 Cores), Motherboard: QEMU Standard PC (Q35 + ICH9 2009) (rel-1.12.1-0-ga5cab58e9a3f-prebuilt.qemu.org BIOS), Chipset: Intel 82G33/G31/P35/P31 + ICH9, Memory: 1 x 8192 MB RAM QEMU, Disk: 43GB QEMU HDD, Graphics: bochsdrmfb, Audio: Intel 82801I, Network: Red Hat Virtio device

	OS: Debian 10, Kernel: 4.19.0-8-amd64 (x86_64), Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM

local on NVME / all defaults: 

	Processor: Intel Xeon D-1518 (8 Cores), Motherboard: QEMU Standard PC (Q35 + ICH9 2009) (rel-1.12.1-0-ga5cab58e9a3f-prebuilt.qemu.org BIOS), Chipset: Intel 82G33/G31/P35/P31 + ICH9, Memory: 1 x 8192 MB RAM QEMU, Disk: 43GB QEMU HDD, Graphics: bochsdrmfb, Audio: Intel 82801I, Network: Red Hat Virtio device

	OS: Debian 10, Kernel: 4.19.0-8-amd64 (x86_64), Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM


IOzone 3.465
Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
over NFS / sync on ZFS disabled ... 5164.33 |================================
over iSCSI / sync on ZFS disabled . 5155.75 |===============================
local on ZFS / all defaults ....... 5025.19 |===============================
local on NVME / all defaults ...... 5566.44 |==================================


IOzone 3.465
Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
over NFS / sync on ZFS disabled ... 3391.47 |==================================
over iSCSI / sync on ZFS disabled . 3398.18 |==================================
local on ZFS / all defaults ....... 3217.41 |================================
local on NVME / all defaults ...... 2839.32 |============================


IOzone 3.465
Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
over NFS / sync on ZFS disabled ... 172.47 |========
over iSCSI / sync on ZFS disabled . 405.62 |==================
local on ZFS / all defaults ....... 392.78 |==================
local on NVME / all defaults ...... 770.30 |===================================


IOzone 3.465
Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
over NFS / sync on ZFS disabled ... 192.57 |==========
over iSCSI / sync on ZFS disabled . 373.72 |====================
local on ZFS / all defaults ....... 378.50 |=====================
local on NVME / all defaults ...... 643.44 |===================================


IOzone 3.465
Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
over NFS / sync on ZFS disabled ... 5337.15 |===============================
over iSCSI / sync on ZFS disabled . 5642.36 |=================================
local on ZFS / all defaults ....... 5571.72 |=================================
local on NVME / all defaults ...... 5817.65 |==================================


IOzone 3.465
Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
over NFS / sync on ZFS disabled ... 155.94 |=======
over iSCSI / sync on ZFS disabled . 403.34 |===================
local on ZFS / all defaults ....... 412.78 |===================
local on NVME / all defaults ...... 759.90 |===================================