zfs-speed AMD FX-8320 Eight-Core testing with a ASUS M5A99X EVO and NVIDIA GeForce GT 610 2048MB on Fedora 24 via the Phoronix Test Suite. with 103G SSD Cache: Processor: AMD FX-8320 Eight-Core @ 4.00GHz (8 Cores), Motherboard: ASUS M5A99X EVO, Chipset: AMD RD9x0/RX980, Memory: 16384MB, Disk: 500GB Seagate ST500DM002-1BD14 + 1000GB Seagate ST1000DM003-1ER1 + 1000GB Seagate ST1000DM003-1CH1 + 500GB Seagate ST3500413AS + 120GB Corsair Neutron + 500GB 5AS, Graphics: NVIDIA GeForce GT 610 2048MB, Audio: AMD SBx00 Azalia, Monitor: HP 22bw, Network: Realtek RTL8111/8168/8411 OS: Fedora 24, Kernel: 4.6.7-300.fc24.x86_64 (x86_64), Compiler: GCC 6.1.1 20160621, File-System: zfs, Screen Resolution: 1920x1080 without SSD cache: Processor: AMD FX-8320 Eight-Core @ 4.00GHz (8 Cores), Motherboard: ASUS M5A99X EVO, Chipset: AMD RD9x0/RX980, Memory: 16384MB, Disk: 500GB Seagate ST500DM002-1BD14 + 1000GB Seagate ST1000DM003-1ER1 + 1000GB Seagate ST1000DM003-1CH1 + 500GB Seagate ST3500413AS + 120GB Corsair Neutron + 500GB 5AS, Graphics: NVIDIA GeForce GT 610 2048MB, Audio: AMD SBx00 Azalia, Monitor: HP 22bw, Network: Realtek RTL8111/8168/8411 OS: Fedora 24, Kernel: 4.6.7-300.fc24.x86_64 (x86_64), Compiler: GCC 6.1.1 20160621, File-System: zfs, Screen Resolution: 1920x1080 Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 666.45 |================================================= without SSD cache ... 659.67 |================================================= Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 4372.00 |================================================ without SSD cache ... 4404.93 |================================================ Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 1925.40 |================================================ without SSD cache ... 1929.27 |================================================ Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16MB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 3671.57 |================================================ without SSD cache ... 3691.57 |================================================ Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 64KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 3818.53 |================================================ without SSD cache ... 3823.23 |================================================ Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 41.19 |================================================== without SSD cache ... 41.45 |================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 272.74 |================================================= without SSD cache ... 274.74 |================================================= Flexible IO Tester 2.1.13 Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 5165.13 |================================================ without SSD cache ... 5184.73 |================================================ Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 208.72 |================================================ without SSD cache ... 211.45 |================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16MB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 266.66 |================================================ without SSD cache ... 273.12 |================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 64KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 172.05 |=============================================== without SSD cache ... 178.76 |================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 268.02 |=============================================== without SSD cache ... 276.52 |================================================= Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 783.23 |================================================= without SSD cache ... 783.74 |================================================= Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 4378.87 |================================================ without SSD cache ... 4386.80 |================================================ Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 2171.77 |================================================ without SSD cache ... 2170.77 |================================================ Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16MB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 3661.03 |================================================ without SSD cache ... 3681.37 |================================================ Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 64KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 3993.53 |================================================ without SSD cache ... 4003.97 |================================================ Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 291.09 |================================================= without SSD cache ... 291.55 |================================================= Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 269.33 |================================================= without SSD cache ... 271.90 |================================================= Flexible IO Tester 2.1.13 Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 5181.30 |================================================ without SSD cache ... 5223.63 |================================================ Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 404.03 |================================================= without SSD cache ... 407.65 |================================================= Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16MB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 273.16 |================================================= without SSD cache ... 268.03 |================================================ Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 64KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 195.15 |================================================ without SSD cache ... 200.33 |================================================= Flexible IO Tester 2.1.13 Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory - Result: MB/s MB/s > Higher Is Better with 103G SSD Cache . 271.26 |================================================ without SSD cache ... 274.92 |=================================================