========================================================================
BYTE UNIX Benchmarks (Version 5.1.2)
System: a: GNU/Linux
OS: GNU/Linux -- 2.6.32-279.5.2.el6.i686 -- #1 SMP Thu Aug 23 22:16:48 UTC 2012
Machine: i686 (i386)
Language: en_US.utf8 (charmap="UTF-8", collate="UTF-8")
CPU 0: Intel(R) Xeon(R) CPU E5-2620 0 @ 2.00GHz (4000.2 bogomips)
Hyper-Threading, MMX, Physical Address Ext, SYSENTER/SYSEXIT
CPU 1: Intel(R) Xeon(R) CPU E5-2620 0 @ 2.00GHz (4000.2 bogomips)
Hyper-Threading, MMX, Physical Address Ext, SYSENTER/SYSEXIT
CPU 2: Intel(R) Xeon(R) CPU E5-2620 0 @ 2.00GHz (4000.2 bogomips)
Hyper-Threading, MMX, Physical Address Ext, SYSENTER/SYSEXIT
CPU 3: Intel(R) Xeon(R) CPU E5-2620 0 @ 2.00GHz (4000.2 bogomips)
Hyper-Threading, MMX, Physical Address Ext, SYSENTER/SYSEXIT
10:52:50 up 5 days, 21:29, 1 user, load average: 0.43, 0.22, 0.11; runlevel 3
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Benchmark Run: Mon May 27 2013 10:52:50 - 11:20:45
4 CPUs in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 13978135.8 lps (10.0 s, 7 samples)
Double-Precision Whetstone 1900.8 MWIPS (10.2 s, 7 samples)
Execl Throughput 839.5 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 57265.9 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 14521.5 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 302911.7 KBps (30.0 s, 2 samples)
Pipe Throughput 68508.7 lps (10.0 s, 7 samples)
Pipe-based Context Switching 19484.2 lps (10.0 s, 7 samples)
Process Creation 1481.8 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 1926.0 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 580.9 lpm (60.1 s, 2 samples)
System Call Overhead 412846.5 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 13978135.8 1197.8
Double-Precision Whetstone 55.0 1900.8 345.6
Execl Throughput 43.0 839.5 195.2
File Copy 1024 bufsize 2000 maxblocks 3960.0 57265.9 144.6
File Copy 256 bufsize 500 maxblocks 1655.0 14521.5 87.7
File Copy 4096 bufsize 8000 maxblocks 5800.0 302911.7 522.3
Pipe Throughput 12440.0 68508.7 55.1
Pipe-based Context Switching 4000.0 19484.2 48.7
Process Creation 126.0 1481.8 117.6
Shell Scripts (1 concurrent) 42.4 1926.0 454.2
Shell Scripts (8 concurrent) 6.0 580.9 968.2
System Call Overhead 15000.0 412846.5 275.2
========
System Benchmarks Index Score 228.7
------------------------------------------------------------------------
Benchmark Run: Mon May 27 2013 11:20:45 - 11:48:46
4 CPUs in system; running 4 parallel copies of tests
Dhrystone 2 using register variables 48363854.8 lps (10.0 s, 7 samples)
Double-Precision Whetstone 7374.4 MWIPS (10.3 s, 7 samples)
Execl Throughput 2983.3 lps (29.6 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 96978.9 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 21213.0 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 604909.1 KBps (30.0 s, 2 samples)
Pipe Throughput 154546.9 lps (10.0 s, 7 samples)
Pipe-based Context Switching 64976.0 lps (10.0 s, 7 samples)
Process Creation 4866.6 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 4706.8 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 658.1 lpm (60.3 s, 2 samples)
System Call Overhead 1460970.4 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 48363854.8 4144.3
Double-Precision Whetstone 55.0 7374.4 1340.8
Execl Throughput 43.0 2983.3 693.8
File Copy 1024 bufsize 2000 maxblocks 3960.0 96978.9 244.9
File Copy 256 bufsize 500 maxblocks 1655.0 21213.0 128.2
File Copy 4096 bufsize 8000 maxblocks 5800.0 604909.1 1042.9
Pipe Throughput 12440.0 154546.9 124.2
Pipe-based Context Switching 4000.0 64976.0 162.4
Process Creation 126.0 4866.6 386.2
Shell Scripts (1 concurrent) 42.4 4706.8 1110.1
Shell Scripts (8 concurrent) 6.0 658.1 1096.8
System Call Overhead 15000.0 1460970.4 974.0
========
System Benchmarks Index Score 569.6
========================================================
[root@a ~]# dd if=/dev/zero of=iotest bs=64k count=16k conv=fdatasync
16384+0 records in
16384+0 records out
1073741824 bytes (1.1 GB) copied, 4.86464 s, 221 MB/s
[root@a ~]# dd if=/dev/zero of=iotest bs=64k count=16k conv=fdatasync
16384+0 records in
16384+0 records out
1073741824 bytes (1.1 GB) copied, 4.56082 s, 235 MB/s