FreeNAS RaidZ
2 x AMD Opteron 2210 testing with a Dell 0CK703 under CentOS 6.0 via the Phoronix Test Suite.


Single Gig-E RaidZ2: 

	Processor: 2 x AMD Opteron 2210 @ 1.80GHz (4 Cores), Motherboard: Dell 0CK703, Chipset: Broadcom BCM5785, Memory: 4 x 512 MB DDR2-667MHz, Disk: 2000GB VIRTUAL DISK, Graphics: ATI ES1000

	OS: CentOS 6.0, Kernel: 2.6.32-71.29.1.el6.x86_64 (x86_64), Display Driver: ati, Compiler: GCC 4.4.4, File-System: ext4, Screen Resolution: 1024x768


IOzone 3.347
Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 163.76 |=================================================


IOzone 3.347
Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 1182.39 |================================================


IOzone 3.347
Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 50.32 |==================================================


IOzone 3.347
Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 144.94 |=================================================


IOzone 3.347
Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 43.60 |==================================================


IOzone 3.347
Record Size: 4Kb - File Size: 4GB - Disk Test: Read Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 129.74 |=================================================


IOzone 3.347
Record Size: 4Kb - File Size: 8GB - Disk Test: Write Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 42.67 |==================================================


IOzone 3.347
Record Size: 4Kb - File Size: 8GB - Disk Test: Read Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 130.00 |=================================================


IOzone 3.347
Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 223.75 |=================================================


IOzone 3.347
Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 1632.86 |================================================


IOzone 3.347
Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 48.82 |==================================================


IOzone 3.347
Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 164.09 |=================================================


IOzone 3.347
Record Size: 64Kb - File Size: 4GB - Disk Test: Write Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 46.05 |==================================================


IOzone 3.347
Record Size: 64Kb - File Size: 4GB - Disk Test: Read Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 128.81 |=================================================


IOzone 3.347
Record Size: 64Kb - File Size: 8GB - Disk Test: Write Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 42.52 |==================================================


IOzone 3.347
Record Size: 64Kb - File Size: 8GB - Disk Test: Read Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 129.56 |=================================================


IOzone 3.347
Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 220.80 |=================================================


IOzone 3.347
Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 856.36 |=================================================


IOzone 3.347
Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 48.73 |==================================================


IOzone 3.347
Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 160.14 |=================================================


IOzone 3.347
Record Size: 1MB - File Size: 4GB - Disk Test: Write Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 45.95 |==================================================


IOzone 3.347
Record Size: 1MB - File Size: 4GB - Disk Test: Read Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 130.10 |=================================================


IOzone 3.347
Record Size: 1MB - File Size: 8GB - Disk Test: Write Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 42.83 |==================================================


IOzone 3.347
Record Size: 1MB - File Size: 8GB - Disk Test: Read Performance
MB/s > Higher Is Better
Single Gig-E RaidZ2 . 128.92 |=================================================