benchovernfs Intel Xeon X3440 testing on CentOS Linux 7 via the Phoronix Test Suite. Linux - zfs - nfs: Processor: Intel Xeon X3440 @ 2.53GHz (8 Cores), Motherboard: Supermicro X8SIL v0123456789, Memory: 4 x 4096 MB DDR3-1333MHz Kingston, Disk: 500GB Logical Volume + 39 x 600GB MBF2600RC + 3 x 600GB HUC109060CSS600 + 2 x 600GB Seagate ST9600205SS OS: CentOS Linux 7, Kernel: 4.4.21-zfs-std-64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: tmpfs Logical Volume: Processor: Intel Xeon X3440 @ 2.53GHz (8 Cores), Motherboard: Supermicro X8SIL v0123456789, Memory: 4 x 4096 MB DDR3-1333MHz Kingston, Disk: 500GB Logical Volume + 39 x 600GB MBF2600RC + 3 x 600GB HUC109060CSS600 + 2 x 600GB Seagate ST9600205SS OS: CentOS Linux 7, Kernel: 4.4.21-zfs-std-64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: tmpfs Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better Linux - zfs - nfs . 10952.64 |================================================= Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better Logical Volume . 7377.77 |=====================================================