DRDB
2 x Intel Xeon E5606 testing with a Dell 00NH4P and Matrox MGA G200eW WPCM450 on Linux via the Phoronix Test Suite.


EXT4 Whole Disk - Raid 5: 

	Processor: 2 x Intel Xeon E5606 @ 2.13GHz (8 Cores), Motherboard: Dell 00NH4P, Chipset: Intel 5520 I/O + ICH9, Memory: 24576MB, Disk: 67GB PERC H700 + 1933GB PERC H700, Graphics: Matrox MGA G200eW WPCM450, Network: Broadcom NetXtreme II BCM5709 Gigabit

	OS: Linux, Kernel: 2.6.32-5-amd64 (x86_64), Display Driver: matrox, Compiler: GCC 4.4.5, File-System: ext4

EXT4 Raid 5: 

	Processor: 2 x Intel Xeon E5606 @ 2.13GHz (8 Cores), Motherboard: Dell 00NH4P, Chipset: Intel 5520 I/O + ICH9, Memory: 24576MB, Disk: 67GB PERC H700 + 1933GB PERC H700, Graphics: Matrox MGA G200eW WPCM450, Network: Broadcom NetXtreme II BCM5709 Gigabit

	OS: Linux, Kernel: 2.6.32-5-amd64 (x86_64), Display Driver: matrox, Compiler: GCC 4.4.5, File-System: ext4


Gzip Compression
2GB File Compression
Seconds < Lower Is Better
EXT4 Whole Disk - Raid 5 . 20.62 |=============================================
EXT4 Raid 5 .............. 20.72 |=============================================


SQLite 3.7.3
12,500 INSERTs
Seconds < Lower Is Better
EXT4 Whole Disk - Raid 5 . 45.68 |=============================================
EXT4 Raid 5 .............. 8.10  |========


Apache Benchmark 2.2.17
Static Web Page Serving
Requests Per Second > Higher Is Better
EXT4 Whole Disk - Raid 5 . 15461.32 |==========================================
EXT4 Raid 5 .............. 15308.39 |==========================================


PostgreSQL pgbench 9.0.4
TPC-B Transactions Per Second
TPS > Higher Is Better
EXT4 Whole Disk - Raid 5 . 2424.24 |=======================================
EXT4 Raid 5 .............. 2665.38 |===========================================


Compile Bench 0.6
Test: Initial Create
MB/s > Higher Is Better
EXT4 Whole Disk - Raid 5 . 131.19 |==========================================
EXT4 Raid 5 .............. 136.72 |============================================


Compile Bench 0.6
Test: Compile
MB/s > Higher Is Better
EXT4 Whole Disk - Raid 5 . 581.72 |========================================
EXT4 Raid 5 .............. 637.73 |============================================


Compile Bench 0.6
Test: Read Compiled Tree
MB/s > Higher Is Better
EXT4 Whole Disk - Raid 5 . 851.59 |==========================================
EXT4 Raid 5 .............. 882.45 |============================================


IOzone 3.347
8GB Write Performance
MB/s > Higher Is Better
EXT4 Whole Disk - Raid 5 . 162.44 |=====================
EXT4 Raid 5 .............. 344.31 |============================================


IOzone 3.347
8GB Read Performance
MB/s > Higher Is Better
EXT4 Whole Disk - Raid 5 . 4350.31 |===========================================
EXT4 Raid 5 .............. 4141.64 |=========================================


Dbench 4.0
1 Clients
MB/s > Higher Is Better
EXT4 Whole Disk - Raid 5 . 138.20 |=================
EXT4 Raid 5 .............. 366.02 |============================================


Dbench 4.0
12 Clients
MB/s > Higher Is Better
EXT4 Whole Disk - Raid 5 . 554.32  |=============
EXT4 Raid 5 .............. 1828.30 |===========================================


Dbench 4.0
48 Clients
MB/s > Higher Is Better
EXT4 Whole Disk - Raid 5 . 1004.65 |====================
EXT4 Raid 5 .............. 2209.23 |===========================================


Dbench 4.0
128 Clients
MB/s > Higher Is Better
EXT4 Whole Disk - Raid 5 . 1062.24 |==========================
EXT4 Raid 5 .............. 1737.41 |===========================================


FS-Mark 3.3
1000 Files, 1MB Size
Files/s > Higher Is Better
EXT4 Whole Disk - Raid 5 . 61.90  |=============
EXT4 Raid 5 .............. 204.48 |============================================


Flexible IO Tester 1.57
Intel IOMeter File Server Access Pattern
Seconds (Run Time) < Lower Is Better
EXT4 Whole Disk - Raid 5 . 3673.70 |===========================================
EXT4 Raid 5 .............. 3708.43 |===========================================


Threaded I/O Tester 0.3.3
64MB Random Read - 32 Threads
MB/s > Higher Is Better
EXT4 Whole Disk - Raid 5 . 12636.76 |=========================================
EXT4 Raid 5 .............. 12915.44 |==========================================


Threaded I/O Tester 0.3.3
64MB Random Write - 32 Threads
MB/s > Higher Is Better
EXT4 Whole Disk - Raid 5 . 2.10 |==============================================
EXT4 Raid 5 .............. 2.11 |==============================================


PostMark 1.51
Disk Transaction Performance
TPS > Higher Is Better
EXT4 Whole Disk - Raid 5 . 2812 |===========================================
EXT4 Raid 5 .............. 2986 |==============================================


AIO-Stress 0.21
Random Write
MB/s > Higher Is Better
EXT4 Whole Disk - Raid 5 . 1672.93 |===========================================
EXT4 Raid 5 .............. 1677.64 |===========================================


Unpacking The Linux Kernel
linux-2.6.32.tar.bz2
Seconds < Lower Is Better
EXT4 Whole Disk - Raid 5 . 17.03 |=============================================
EXT4 Raid 5 .............. 16.88 |=============================================