Linux OS vs. BSD Network Testing Various Linux distributions along with FreeBSD 11 and DragonFlyBSD 4.6 when conducting iperf3 and netperf benchmarks to the same server on a Gigabit LAN. More details in future article on Phoronix.com. Ubuntu 16.10: Processor: Intel Core i7-6800K @ 3.80GHz (12 Cores), Motherboard: MSI X99A WORKSTATION (MS-7A54) v1.0, Chipset: Intel Xeon E7 v4/Xeon, Memory: 16384MB, Disk: 120GB Samsung SSD 850 + 4 x 120GB TOSHIBA-TR150, Graphics: NVIDIA GeForce GTX TITAN X 12288MB, Audio: Realtek ALC1150, Monitor: ASUS PB278, Network: Intel Connection OS: Ubuntu 16.10, Kernel: 4.8.0-28-generic (x86_64), Desktop: Unity 7.5.0, Display Server: X Server 1.18.4, Display Driver: nouveau 1.0.12, OpenGL: 3.3 Mesa 12.0.3 Gallium 0.4, Compiler: GCC 6.2.0 20161005, File-System: ext4, Screen Resolution: 2560x1440 CentOS 7: Processor: Intel Core i7-6800K @ 3.80GHz (12 Cores), Motherboard: MSI X99A WORKSTATION (MS-7A54) v1.0, Chipset: Intel Xeon E7 v4/Xeon, Memory: 16384MB, Disk: 120GB Samsung SSD 850 + 4 x 120GB TOSHIBA-TR150, Graphics: LLVMpipe, Audio: Realtek ALC1150, Network: Intel Connection OS: CentOS Linux 7, Kernel: 3.10.0-327.36.3.el7.x86_64 (x86_64), Desktop: GNOME Shell 3.14.4, Display Server: X Server 1.17.2, Display Driver: nouveau 1.0.11, OpenGL: 2.1 Mesa 10.6.5 Gallium 0.4, Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1024x768 Clear Linux 12020: Processor: Intel Core i7-6800K @ 3.40GHz (12 Cores), Motherboard: MSI X99A WORKSTATION (MS-7A54) v1.0, Chipset: Intel Xeon E7 v4/Xeon, Memory: 16384MB, Disk: 120GB Samsung SSD 850 + 4 x 120GB TOSHIBA-TR150, Graphics: NVIDIA GeForce GTX TITAN X 16128MB, Audio: Realtek ALC1150, Network: Intel Connection OS: Clear Linux 12020, Kernel: 4.8.12-283.native (x86_64), Desktop: Xfce 4.12, Display Server: X Server 1.19.0, Display Driver: modesetting 1.19.0, OpenGL: 2.1 Mesa 13.1.0-devel, Vulkan: 1.0.3, Compiler: GCC 6.2.0 + Clang 3.9.0 + LLVM 3.9.0, File-System: ext4, Screen Resolution: 1024x768 FreeBSD 11.0: Processor: Intel Core i7-6800K @ 3.40GHz (12 Cores), Motherboard: MSI MS-7A54 1.0, Memory: 16384MB, Disk: Samsung SSD 850 EVO 120GB EMT01B6Q + AHCI SGPIO Enclosure 1.00 0001 + TOSHIBA-TR150 SAFZ12.3 + TOSHIBA-TR150 SAFZ12.3 + TOSHIBA-TR150 SAFZ12.3 + TOSHIBA-TR150 SAFZ12.3 + AHCI SGPIO Enclosure 1.00 0001, Audio: NVIDIA (0x0fb0) HDA, Network: Intel PRO/1000 Connection 7.6.1-k OS: FreeBSD, Kernel: 11.0-RELEASE-p1 (x86_64), Compiler: Clang 3.8.0 (SVN 262564), File-System: zfs Fedora 25: Processor: Intel Core i7-6800K @ 3.80GHz (12 Cores), Motherboard: MSI X99A WORKSTATION (MS-7A54) v1.0, Chipset: Intel Xeon E7 v4/Xeon, Memory: 16384MB, Disk: 120GB Samsung SSD 850 + 4 x 120GB TOSHIBA-TR150, Graphics: NVIDIA GeForce GTX TITAN X 12288MB, Audio: Realtek ALC1150, Monitor: ASUS PB278, Network: Intel Connection OS: Fedora 25, Kernel: 4.8.6-300.fc25.x86_64 (x86_64), Desktop: GNOME Shell 3.22.1, Display Server: Wayland, OpenGL: 3.3 Mesa 12.0.3 Gallium 0.4, Compiler: GCC 6.2.1 20160916, File-System: ext4, Screen Resolution: 2560x1440 Debian Linux 8.6: Processor: Intel Core i7-6800K @ 3.80GHz (12 Cores), Motherboard: MSI X99A WORKSTATION (MS-7A54) v1.0, Chipset: Intel Broadwell DMI2, Memory: 4 x 4096 MB 2400MHz, Disk: 120GB Samsung SSD 850 + 4 x 120GB TOSHIBA-TR150, Graphics: LLVMpipe, Audio: Intel Wellsburg HD Audio, Network: Intel Connection OS: Debian 8.6, Kernel: 3.16.0-4-amd64 (x86_64), Desktop: GNOME Shell 3.14.4, Display Server: X Server 1.16.4, Display Driver: modesetting 0.9.0, OpenGL: 3.0 Mesa 10.3.2 Gallium 0.4, Compiler: GCC 4.9.2, File-System: ext4, Screen Resolution: 1024x768 DragonFlyBSD 4.6.1: Processor: Intel Core i7-6800K @ 3.40GHz (12 Cores), Motherboard: MSI MS-7A54 1.0, Memory: 16384MB, Disk: SATA Samsung SSD 850 EMT0 + Corsair Voyager 3.0 000A + SATA TOSHIBA-TR150 SAFZ + SATA TOSHIBA-TR150 SAFZ + SATA TOSHIBA-TR150 SAFZ + SATA TOSHIBA-TR150 SAFZ, Network: Intel PRO/1000 Connection PCH_I218_LM2 7.4.2 OS: DragonFly, Kernel: 4.6-RELEASE (x86_64), Compiler: GCC 5.3.1, File-System: hammer Netperf 2.7.0 Server: 192.168.1.111 - Test: UDP Request Response - Duration: 10 Seconds Transaction Rate Per Second > Higher Is Better Ubuntu 16.10 ....... 376.44 |==================== CentOS 7 ........... 244.02 |============= Clear Linux 12020 .. 627.42 |================================= FreeBSD 11.0 ....... 951.35 |================================================== Fedora 25 .......... 137.71 |======= Debian Linux 8.6 ... 358.66 |=================== DragonFlyBSD 4.6.1 . 347.04 |================== iPerf 3.1.3 Server Address: 192.168.1.111 - Server Port: 5201 - Duration: 30 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 5 Mbits/sec > Higher Is Better Ubuntu 16.10 ...... 950 |====================================================== CentOS 7 .......... 950 |====================================================== Clear Linux 12020 . 950 |====================================================== FreeBSD 11.0 ...... 189 |=========== Fedora 25 ......... 950 |====================================================== Debian Linux 8.6 .. 950 |====================================================== iPerf 3.1.3 Server Address: 192.168.1.111 - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 5 Mbits/sec > Higher Is Better Ubuntu 16.10 ...... 944 |====================================================== CentOS 7 .......... 944 |====================================================== Clear Linux 12020 . 944 |====================================================== FreeBSD 11.0 ...... 188 |=========== Fedora 25 ......... 944 |====================================================== Debian Linux 8.6 .. 944 |====================================================== iPerf 3.1.3 Server Address: 192.168.1.111 - Server Port: 5201 - Duration: 60 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 5 Mbits/sec > Higher Is Better Ubuntu 16.10 ...... 951 |====================================================== CentOS 7 .......... 951 |====================================================== Clear Linux 12020 . 951 |====================================================== FreeBSD 11.0 ...... 190 |=========== Fedora 25 ......... 951 |====================================================== Debian Linux 8.6 .. 951 |====================================================== iPerf 3.1.3 Server Address: 192.168.1.111 - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 5 Mbits/sec > Higher Is Better Ubuntu 16.10 ....... 500 |===================================================== CentOS 7 ........... 500 |===================================================== Clear Linux 12020 .. 500 |===================================================== FreeBSD 11.0 ....... 499 |===================================================== Fedora 25 .......... 500 |===================================================== Debian Linux 8.6 ... 500 |===================================================== DragonFlyBSD 4.6.1 . 495 |==================================================== iPerf 3.1.3 Server Address: 192.168.1.111 - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 5 Mbits/sec > Higher Is Better Ubuntu 16.10 ....... 5.24 |==================================================== CentOS 7 ........... 5.24 |==================================================== Clear Linux 12020 .. 5.24 |==================================================== FreeBSD 11.0 ....... 5.24 |==================================================== Fedora 25 .......... 5.24 |==================================================== Debian Linux 8.6 ... 5.24 |==================================================== DragonFlyBSD 4.6.1 . 5.20 |==================================================== Netperf 2.7.0 Server: 192.168.1.111 - Test: UDP Stream - Server To Client - 10G - Duration: 60 Seconds Megabits/sec Throughput > Higher Is Better Ubuntu 16.10 ...... 956.56 |=================================================== CentOS 7 .......... 956.47 |=================================================== Clear Linux 12020 . 956.62 |=================================================== FreeBSD 11.0 ...... 950.75 |=================================================== Fedora 25 ......... 956.56 |=================================================== Debian Linux 8.6 .. 956.39 |=================================================== iPerf 3.1.3 Server Address: 192.168.1.111 - Server Port: 5201 - Duration: 60 Seconds - Test: TCP - Parallel: 5 Mbits/sec > Higher Is Better Ubuntu 16.10 ....... 937 |===================================================== CentOS 7 ........... 937 |===================================================== Clear Linux 12020 .. 937 |===================================================== FreeBSD 11.0 ....... 937 |===================================================== Fedora 25 .......... 937 |===================================================== Debian Linux 8.6 ... 937 |===================================================== DragonFlyBSD 4.6.1 . 932 |===================================================== Netperf 2.7.0 Server: 192.168.1.111 - Test: UDP Stream - Server To Client - 10G - Duration: 10 Seconds Megabits/sec Throughput > Higher Is Better Ubuntu 16.10 ...... 956.58 |=================================================== CentOS 7 .......... 955.44 |=================================================== Clear Linux 12020 . 956.67 |=================================================== FreeBSD 11.0 ...... 952.30 |=================================================== Fedora 25 ......... 956.58 |=================================================== Debian Linux 8.6 .. 955.70 |=================================================== iPerf 3.1.3 Server Address: 192.168.1.111 - Server Port: 5201 - Duration: 30 Seconds - Test: UDP - 100Mbit Objective - Parallel: 5 Mbits/sec > Higher Is Better Ubuntu 16.10 ....... 500 |===================================================== CentOS 7 ........... 500 |===================================================== Clear Linux 12020 .. 500 |===================================================== FreeBSD 11.0 ....... 500 |===================================================== Fedora 25 .......... 500 |===================================================== Debian Linux 8.6 ... 500 |===================================================== DragonFlyBSD 4.6.1 . 498 |===================================================== iPerf 3.1.3 Server Address: 192.168.1.111 - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 5 Mbits/sec > Higher Is Better Ubuntu 16.10 ....... 937 |===================================================== CentOS 7 ........... 937 |===================================================== Clear Linux 12020 .. 937 |===================================================== FreeBSD 11.0 ....... 938 |===================================================== Fedora 25 .......... 937 |===================================================== Debian Linux 8.6 ... 937 |===================================================== DragonFlyBSD 4.6.1 . 936 |===================================================== iPerf 3.1.3 Server Address: 192.168.1.111 - Server Port: 5201 - Duration: 60 Seconds - Test: UDP - 100Mbit Objective - Parallel: 5 Mbits/sec > Higher Is Better Ubuntu 16.10 ....... 500 |===================================================== CentOS 7 ........... 500 |===================================================== Clear Linux 12020 .. 500 |===================================================== FreeBSD 11.0 ....... 500 |===================================================== Fedora 25 .......... 500 |===================================================== Debian Linux 8.6 ... 500 |===================================================== DragonFlyBSD 4.6.1 . 499 |===================================================== iPerf 3.1.3 Server Address: 192.168.1.111 - Server Port: 5201 - Duration: 30 Seconds - Test: UDP - Parallel: 5 Mbits/sec > Higher Is Better Ubuntu 16.10 ....... 5.24 |==================================================== CentOS 7 ........... 5.24 |==================================================== Clear Linux 12020 .. 5.24 |==================================================== FreeBSD 11.0 ....... 5.24 |==================================================== Fedora 25 .......... 5.24 |==================================================== Debian Linux 8.6 ... 5.24 |==================================================== DragonFlyBSD 4.6.1 . 5.23 |==================================================== iPerf 3.1.3 Server Address: 192.168.1.111 - Server Port: 5201 - Duration: 30 Seconds - Test: TCP - Parallel: 5 Mbits/sec > Higher Is Better Ubuntu 16.10 ....... 937 |===================================================== CentOS 7 ........... 937 |===================================================== Clear Linux 12020 .. 937 |===================================================== FreeBSD 11.0 ....... 937 |===================================================== Fedora 25 .......... 937 |===================================================== Debian Linux 8.6 ... 937 |===================================================== DragonFlyBSD 4.6.1 . 936 |===================================================== Netperf 2.7.0 Server: 192.168.1.111 - Test: TCP Stream - Client To Server - Duration: 60 Seconds Megabits/sec Throughput > Higher Is Better Ubuntu 16.10 ....... 933.95 |================================================== CentOS 7 ........... 933.78 |================================================== Clear Linux 12020 .. 933.62 |================================================== FreeBSD 11.0 ....... 933.84 |================================================== Fedora 25 .......... 934.15 |================================================== Debian Linux 8.6 ... 934.16 |================================================== DragonFlyBSD 4.6.1 . 934.10 |================================================== Netperf 2.7.0 Server: 192.168.1.111 - Test: TCP Stream - Client To Server - Duration: 10 Seconds Megabits/sec Throughput > Higher Is Better Ubuntu 16.10 ....... 934.10 |================================================== CentOS 7 ........... 933.89 |================================================== Clear Linux 12020 .. 933.65 |================================================== FreeBSD 11.0 ....... 933.64 |================================================== Fedora 25 .......... 934.03 |================================================== Debian Linux 8.6 ... 934.05 |================================================== DragonFlyBSD 4.6.1 . 933.82 |================================================== Netperf 2.7.0 Server: 192.168.1.111 - Test: TCP Send File - Duration: 10 Seconds Megabits/sec Throughput > Higher Is Better Ubuntu 16.10 ....... 936.47 |================================================== CentOS 7 ........... 936.48 |================================================== Clear Linux 12020 .. 936.41 |================================================== Fedora 25 .......... 936.43 |================================================== Debian Linux 8.6 ... 936.35 |================================================== DragonFlyBSD 4.6.1 . 936.12 |================================================== Netperf 2.7.0 Server: 192.168.1.111 - Test: TCP Stream - Server To Client - Duration: 10 Seconds Megabits/sec Throughput > Higher Is Better Ubuntu 16.10 ....... 936.44 |================================================== CentOS 7 ........... 936.49 |================================================== Clear Linux 12020 .. 936.47 |================================================== FreeBSD 11.0 ....... 936.38 |================================================== Fedora 25 .......... 936.46 |================================================== Debian Linux 8.6 ... 936.33 |================================================== DragonFlyBSD 4.6.1 . 936.28 |================================================== Netperf 2.7.0 Server: 192.168.1.111 - Test: TCP Send File - Duration: 60 Seconds Megabits/sec Throughput > Higher Is Better Ubuntu 16.10 ....... 936.56 |================================================== CentOS 7 ........... 936.57 |================================================== Clear Linux 12020 .. 936.58 |================================================== Fedora 25 .......... 936.60 |================================================== Debian Linux 8.6 ... 936.55 |================================================== DragonFlyBSD 4.6.1 . 936.55 |================================================== Netperf 2.7.0 Server: 192.168.1.111 - Test: TCP Stream - Server To Client - Duration: 60 Seconds Megabits/sec Throughput > Higher Is Better Ubuntu 16.10 ....... 936.59 |================================================== CentOS 7 ........... 936.59 |================================================== Clear Linux 12020 .. 936.57 |================================================== FreeBSD 11.0 ....... 936.59 |================================================== Fedora 25 .......... 936.57 |================================================== Debian Linux 8.6 ... 936.56 |================================================== DragonFlyBSD 4.6.1 . 936.55 |================================================== iPerf 3.1.3 Server Address: 192.168.1.111 - Server Port: 5201 - Duration: 60 Seconds - Test: UDP - Parallel: 5 Mbits/sec > Higher Is Better Ubuntu 16.10 ....... 5.24 |==================================================== CentOS 7 ........... 5.24 |==================================================== Clear Linux 12020 .. 5.24 |==================================================== FreeBSD 11.0 ....... 5.24 |==================================================== Fedora 25 .......... 5.24 |==================================================== Debian Linux 8.6 ... 5.24 |==================================================== DragonFlyBSD 4.6.1 . 5.24 |==================================================== Netperf 2.7.0 Server: 192.168.1.111 - Test: UDP Request Response - Duration: 60 Seconds Transaction Rate Per Second > Higher Is Better Ubuntu 16.10 ....... 412.23 |====================== CentOS 7 ........... 274.38 |============== Clear Linux 12020 .. 585.22 |=============================== FreeBSD 11.0 ....... 949.12 |================================================== Fedora 25 .......... 166.86 |========= Debian Linux 8.6 ... 388.02 |==================== DragonFlyBSD 4.6.1 . 348.54 |================== Netperf 2.7.0 Server: 192.168.1.111 - Test: TCP Request Response - Duration: 60 Seconds Transaction Rate Per Second > Higher Is Better Ubuntu 16.10 ....... 263.02 |============== CentOS 7 ........... 187.06 |========== Clear Linux 12020 .. 587.89 |============================== FreeBSD 11.0 ....... 965.21 |================================================== Fedora 25 .......... 111.74 |====== Debian Linux 8.6 ... 352.81 |================== DragonFlyBSD 4.6.1 . 398.99 |===================== Netperf 2.7.0 Server: 192.168.1.111 - Test: TCP Request Response - Duration: 10 Seconds Transaction Rate Per Second > Higher Is Better Ubuntu 16.10 ....... 335.25 |================= CentOS 7 ........... 524.15 |=========================== Clear Linux 12020 .. 511.92 |========================== FreeBSD 11.0 ....... 981.22 |================================================== Fedora 25 .......... 227.03 |============ Debian Linux 8.6 ... 339.91 |================= DragonFlyBSD 4.6.1 . 392.28 |====================