Disk Tests Intel Xeon E3-1220 v3 testing on Gentoo/Linux via the Phoronix Test Suite. Single HDD/ext4: Processor: Intel Xeon E3-1220 v3 @ 3.50GHz (4 Cores), Motherboard: Supermicro X10SLL-F v1.02, Memory: 16384MB, Disk: 2 x 32GB SATA SSD + 4 x 1000GB Seagate ST1000NM0045 OS: Gentoo/Linux, Kernel: 4.4.26-gentoo-test (x86_64), Compiler: GCC 4.9.3, File-System: ext4, Screen Resolution: 800x600 MDADM RAID 1 / ext4: Processor: Intel Xeon E3-1220 v3 @ 3.50GHz (4 Cores), Motherboard: Supermicro X10SLL-F v1.02, Memory: 16384MB, Disk: 2 x 32GB SATA SSD + 4 x 1000GB Seagate ST1000NM0045 OS: Gentoo/Linux, Kernel: 4.4.26-gentoo-test (x86_64), Compiler: GCC 4.9.3, File-System: ext4, Screen Resolution: 800x600 3 Disk MDADM RAID 5 / ext4: Processor: Intel Xeon E3-1220 v3 @ 3.50GHz (4 Cores), Motherboard: Supermicro X10SLL-F v1.02, Memory: 16384MB, Disk: 2 x 32GB SATA SSD + 4 x 1000GB Seagate ST1000NM0045 OS: Gentoo/Linux, Kernel: 4.4.26-gentoo-test (x86_64), Compiler: GCC 4.9.3, File-System: ext4, Screen Resolution: 800x600 AIO-Stress 0.21 Test: Random Write MB/s > Higher Is Better Single HDD/ext4 ............ 1870.21 |======================= MDADM RAID 1 / ext4 ........ 3028.87 |==================================== 3 Disk MDADM RAID 5 / ext4 . 3402.54 |========================================= Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better Single HDD/ext4 ............ 3.18 |================= MDADM RAID 1 / ext4 ........ 5.56 |============================== 3 Disk MDADM RAID 5 / ext4 . 8.26 |============================================ Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 16KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better Single HDD/ext4 ............ 12.14 |================ MDADM RAID 1 / ext4 ........ 21.27 |============================= 3 Disk MDADM RAID 5 / ext4 . 31.81 |=========================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better Single HDD/ext4 ............ 2.83 |================================ MDADM RAID 1 / ext4 ........ 2.76 |=============================== 3 Disk MDADM RAID 5 / ext4 . 3.92 |============================================ Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 16KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better Single HDD/ext4 ............ 10.92 |=========================================== MDADM RAID 1 / ext4 ........ 10.62 |========================================== 3 Disk MDADM RAID 5 / ext4 . 10.14 |======================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better Single HDD/ext4 ............ 220.19 |============================== MDADM RAID 1 / ext4 ........ 174.24 |======================= 3 Disk MDADM RAID 5 / ext4 . 313.16 |========================================== Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 16KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better Single HDD/ext4 ............ 220.16 |======================== MDADM RAID 1 / ext4 ........ 192.63 |===================== 3 Disk MDADM RAID 5 / ext4 . 380.40 |========================================== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better Single HDD/ext4 ............ 159.12 |====================================== MDADM RAID 1 / ext4 ........ 178.04 |========================================== 3 Disk MDADM RAID 5 / ext4 . 35.09 |======== Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Libaio - Buffered: No - Direct: Yes - Block Size: 16KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better Single HDD/ext4 ............ 184.20 |======================================= MDADM RAID 1 / ext4 ........ 198.31 |========================================== 3 Disk MDADM RAID 5 / ext4 . 53.43 |=========== FS-Mark 3.3 Test: 1000 Files, 1MB Size Files/s > Higher Is Better Single HDD/ext4 ............ 17.30 |================================== MDADM RAID 1 / ext4 ........ 21.20 |========================================== 3 Disk MDADM RAID 5 / ext4 . 21.80 |=========================================== FS-Mark 3.3 Test: 5000 Files, 1MB Size, 4 Threads Files/s > Higher Is Better Single HDD/ext4 ............ 32.00 |========================= MDADM RAID 1 / ext4 ........ 55.83 |=========================================== 3 Disk MDADM RAID 5 / ext4 . 52.13 |======================================== Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better Single HDD/ext4 ............ 14519.23 |====================================== MDADM RAID 1 / ext4 ........ 14711.55 |======================================= 3 Disk MDADM RAID 5 / ext4 . 15086.19 |======================================== Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better Single HDD/ext4 ............ 0.31 |============================================ MDADM RAID 1 / ext4 ........ 0.17 |======================== 3 Disk MDADM RAID 5 / ext4 . 0.17 |======================== Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better Single HDD/ext4 ............ 10096.17 |================================== MDADM RAID 1 / ext4 ........ 10830.06 |==================================== 3 Disk MDADM RAID 5 / ext4 . 12001.93 |======================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better Single HDD/ext4 ............ 0.28 |============================================ MDADM RAID 1 / ext4 ........ 0.18 |============================ 3 Disk MDADM RAID 5 / ext4 . 0.16 |========================= Unpacking The Linux Kernel linux-2.6.32.tar.bz2 Seconds < Lower Is Better Single HDD/ext4 ............ 8.56 |============================================ MDADM RAID 1 / ext4 ........ 8.35 |=========================================== 3 Disk MDADM RAID 5 / ext4 . 8.35 |===========================================