vmtofreenas
Running pts/iozone-1.9.5 via the Phoronix Test Suite.


sync_off: 

	Processor: Common KVM @ 4.01GHz (4 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1280MB, Disk: 34GB QEMU HDD, Graphics: Device 1234:1111, Network: Red Hat Virtio device

	OS: Ubuntu 18.04, Kernel: 4.15.0-88-generic (x86_64), File-System: nfs, Screen Resolution: 800x600, System Layer: KVM

sync_on: 

	Processor: Common KVM @ 4.01GHz (4 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1280MB, Disk: 34GB QEMU HDD, Graphics: Device 1234:1111, Network: Red Hat Virtio device

	OS: Ubuntu 18.04, Kernel: 4.15.0-88-generic (x86_64), File-System: nfs, Screen Resolution: 800x600, System Layer: KVM


IOzone 3.465
Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
sync_off . 2573.89  |============
sync_on .. 12681.55 |==========================================================


IOzone 3.465
Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
sync_off . 1147.53 |====================
sync_on .. 3340.52 |===========================================================


IOzone 3.465
Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
sync_off . 816.73 |============================================================
sync_on .. 15.27  |=


IOzone 3.465
Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
sync_off . 755.94 |============================================================
sync_on .. 15.33  |=


IOzone 3.465
Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
sync_off . 10285.60 |=====================================================
sync_on .. 11282.47 |==========================================================


IOzone 3.465
Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
sync_off . 864.63 |============================================================
sync_on .. 15.29  |=