# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync; rm test 16384+0 records in 16384+0 records out 1073741824 bytes (1.1 GB) copied, 52.5839 s, 20.4 MB/s --- . (ext4 /dev/vda) ioping statistics --- 64 requests completed in 63674.2 ms, 3756 iops, 14.7 mb/s min/avg/max/mdev = 0.0/0.3/0.4/0.1 ms # wget -O /dev/null http://cachefly.cachefly.net/100mb.test --2012-07-17 01:50:11-- http://cachefly.cachefly.net/100mb.test Resolving cachefly.cachefly.net... 205.234.175.175 Connecting to cachefly.cachefly.net|205.234.175.175|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 104857600 (100M) [application/octet-stream] Saving to: “/dev/null” 100%[======================================================================>] 104,857,600 59.4M/s in 1.7s 2012-07-17 01:50:13 (59.4 MB/s) - “/dev/null” saved [104857600/104857600] ======================================================================== BYTE UNIX Benchmarks (Version 5.1.3) System: server-1342498982-az-3-region-a-geo-1: GNU/Linux OS: GNU/Linux -- 2.6.32-5-amd64 -- #1 SMP Mon Jan 9 20:49:59 UTC 2012 Machine: x86_64 (unknown) Language: en_US.utf8 (charmap=\"UTF-8\", collate=\"UTF-8\") CPU 0: QEMU Virtual CPU version 0.14.0 (5333.5 bogomips) x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET CPU 1: QEMU Virtual CPU version 0.14.0 (5333.5 bogomips) x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET CPU 2: QEMU Virtual CPU version 0.14.0 (5333.5 bogomips) x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET CPU 3: QEMU Virtual CPU version 0.14.0 (5333.5 bogomips) x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET CPU 4: QEMU Virtual CPU version 0.14.0 (5333.5 bogomips) x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET CPU 5: QEMU Virtual CPU version 0.14.0 (5333.5 bogomips) x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET CPU 6: QEMU Virtual CPU version 0.14.0 (5333.5 bogomips) x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET CPU 7: QEMU Virtual CPU version 0.14.0 (5333.5 bogomips) x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET 00:41:15 up 17 min, 1 user, load average: 1.08, 1.17, 0.77; runlevel 2 ------------------------------------------------------------------------ Benchmark Run: Tue Jul 17 2012 00:41:15 - 01:09:34 8 CPUs in system; running 1 parallel copy of tests Dhrystone 2 using register variables 27730377.1 lps (10.0 s, 7 samples) Double-Precision Whetstone 3681.8 MWIPS (9.9 s, 7 samples) Execl Throughput 1857.2 lps (29.8 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 991684.9 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 272060.4 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 1958500.7 KBps (30.0 s, 2 samples) Pipe Throughput 2438780.3 lps (10.0 s, 7 samples) Pipe-based Context Switching 234027.0 lps (10.0 s, 7 samples) Process Creation 4097.2 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 4568.9 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 2620.8 lpm (60.0 s, 2 samples) System Call Overhead 4028018.1 lps (10.0 s, 7 samples) System Benchmarks Index Values BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 27730377.1 2376.2 Double-Precision Whetstone 55.0 3681.8 669.4 Execl Throughput 43.0 1857.2 431.9 File Copy 1024 bufsize 2000 maxblocks 3960.0 991684.9 2504.3 File Copy 256 bufsize 500 maxblocks 1655.0 272060.4 1643.9 File Copy 4096 bufsize 8000 maxblocks 5800.0 1958500.7 3376.7 Pipe Throughput 12440.0 2438780.3 1960.4 Pipe-based Context Switching 4000.0 234027.0 585.1 Process Creation 126.0 4097.2 325.2 Shell Scripts (1 concurrent) 42.4 4568.9 1077.6 Shell Scripts (8 concurrent) 6.0 2620.8 4368.1 System Call Overhead 15000.0 4028018.1 2685.3 ======== System Benchmarks Index Score 1373.4 ------------------------------------------------------------------------ Benchmark Run: Tue Jul 17 2012 01:09:34 - 01:37:59 8 CPUs in system; running 8 parallel copies of tests Dhrystone 2 using register variables 213228286.8 lps (10.0 s, 7 samples) Double-Precision Whetstone 28238.7 MWIPS (10.0 s, 7 samples) Execl Throughput 20122.8 lps (29.9 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 451999.2 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 129743.8 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 1643328.6 KBps (30.0 s, 2 samples) Pipe Throughput 18610822.9 lps (10.0 s, 7 samples) Pipe-based Context Switching 2898194.4 lps (10.0 s, 7 samples) Process Creation 84074.2 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 47409.6 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 6498.8 lpm (60.0 s, 2 samples) System Call Overhead 5166560.4 lps (10.0 s, 7 samples) System Benchmarks Index Values BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 213228286.8 18271.5 Double-Precision Whetstone 55.0 28238.7 5134.3 Execl Throughput 43.0 20122.8 4679.7 File Copy 1024 bufsize 2000 maxblocks 3960.0 451999.2 1141.4 File Copy 256 bufsize 500 maxblocks 1655.0 129743.8 784.0 File Copy 4096 bufsize 8000 maxblocks 5800.0 1643328.6 2833.3 Pipe Throughput 12440.0 18610822.9 14960.5 Pipe-based Context Switching 4000.0 2898194.4 7245.5 Process Creation 126.0 84074.2 6672.6 Shell Scripts (1 concurrent) 42.4 47409.6 11181.5 Shell Scripts (8 concurrent) 6.0 6498.8 10831.4 System Call Overhead 15000.0 5166560.4 3444.4 ======== System Benchmarks Index Score 5134.6