urpad默认探针上面是看不到一些信息的，有人问我为啥看不到我不知道说啥了。前天urpad19刀年付的768M内存的VPS，估计大家都会说这么便宜资源给这么多，估计是超售到烂到家了，但是我告诉你DD还有差不多70M，而且端口貌似不是你想的10M或者100，不多说，我这里放出个简单的测评。
硬盘I/O简单测试：
root@x:~# dd if=/dev/zero of=test bs=64k count=16k oflag=dsync
16384+0 records in
16384+0 records out
1073741824 bytes (1.1 GB) copied, 15.773 s, 68.1 MB/s

--------------------------------------------------------------------------------
看看CPU
root@x:~# cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 58
model name : Intel(R) Xeon(R) CPU E3-1240 V2 @ 3.40GHz
stepping : 9
cpu MHz : 1600.000
cache size : 8192 KB
physical id : 0
siblings : 8
core id : 0
cpu cores : 4
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 moni"不可描述" ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 x2apic popcnt aes xsave avx f16c rdrand lahf_lm ida arat epb xsaveopt pln pts dts tpr_"不可描述" vnmi flexpriority ept vpid fsgsbase smep erms
bogomips : 6800.39
clflush size : 64
cache_alignment : 64
address sizes : 36 bits physical, 48 bits virtual
power management:

processor : 1
vendor_id : GenuineIntel
cpu family : 6
model : 58
model name : Intel(R) Xeon(R) CPU E3-1240 V2 @ 3.40GHz
stepping : 9
cpu MHz : 1600.000
cache size : 8192 KB
physical id : 0
siblings : 8
core id : 1
cpu cores : 4
apicid : 2
initial apicid : 2
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 moni"不可描述" ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 x2apic popcnt aes xsave avx f16c rdrand lahf_lm ida arat epb xsaveopt pln pts dts tpr_"不可描述" vnmi flexpriority ept vpid fsgsbase smep erms
bogomips : 6800.39
clflush size : 64
cache_alignment : 64
address sizes : 36 bits physical, 48 bits virtual
power management:

processor : 2
vendor_id : GenuineIntel
cpu family : 6
model : 58
model name : Intel(R) Xeon(R) CPU E3-1240 V2 @ 3.40GHz
stepping : 9
cpu MHz : 1600.000
cache size : 8192 KB
physical id : 0
siblings : 8
core id : 2
cpu cores : 4
apicid : 4
initial apicid : 4
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 moni"不可描述" ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 x2apic popcnt aes xsave avx f16c rdrand lahf_lm ida arat epb xsaveopt pln pts dts tpr_"不可描述" vnmi flexpriority ept vpid fsgsbase smep erms
bogomips : 6800.39
clflush size : 64
cache_alignment : 64
address sizes : 36 bits physical, 48 bits virtual
power management:

processor : 3
vendor_id : GenuineIntel
cpu family : 6
model : 58
model name : Intel(R) Xeon(R) CPU E3-1240 V2 @ 3.40GHz
stepping : 9
cpu MHz : 1600.000
cache size : 8192 KB
physical id : 0
siblings : 8
core id : 3
cpu cores : 4
apicid : 6
initial apicid : 6
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 moni"不可描述" ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 x2apic popcnt aes xsave avx f16c rdrand lahf_lm ida arat epb xsaveopt pln pts dts tpr_"不可描述" vnmi flexpriority ept vpid fsgsbase smep erms
bogomips : 6800.39
clflush size : 64
cache_alignment : 64
address sizes : 36 bits physical, 48 bits virtual
power management:
---------------------------------------------------------------------
网络下载测试：
root@x:~# wget http://cachefly.cachefly.net/100mb.test
--2013-01-23 20:01:50-- 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: `100mb.test'

100%[======================================>] 104,857,600 39.8M/s in 2.5s

2013-01-23 20:01:53 (39.8 MB/s) - `100mb.test' saved [104857600/104857600]
-----------------------------------------------------------------------------------------
看看跑分吧：
Version 5.1.2 Based on the Byte Magazine Unix Benchmark

Multi-CPU version Version 5 revisions by Ian Smith,
Sunnyvale, CA, USA
December 22, 2007 johantheghost at yahoo period com

1 x Dhrystone 2 using register variables 1 2 3 4 5 6 7 8 9 10

1 x Double-Precision Whetstone 1 2 3 4 5 6 7 8 9 10

1 x Execl Throughput 1 2 3

1 x File Copy 1024 bufsize 2000 maxblocks 1 2 3

1 x File Copy 256 bufsize 500 maxblocks 1 2 3

1 x File Copy 4096 bufsize 8000 maxblocks 1 2 3

1 x Pipe Throughput 1 2 3 4 5 6 7 8 9 10

1 x Pipe-based Context Switching 1 2 3 4 5 6 7 8 9 10

1 x Process Creation 1 2 3

1 x System Call Overhead 1 2 3 4 5 6 7 8 9 10

1 x Shell Scripts (1 concurrent) 1 2 3

1 x Shell Scripts (8 concurrent) 1 2 3

4 x Dhrystone 2 using register variables 1 2 3 4 5 6 7 8 9 10

4 x Double-Precision Whetstone 1 2 3 4 5 6 7 8 9 10

4 x Execl Throughput 1 2 3

4 x File Copy 1024 bufsize 2000 maxblocks 1 2 3

4 x File Copy 256 bufsize 500 maxblocks 1 2 3

4 x File Copy 4096 bufsize 8000 maxblocks 1 2 3

4 x Pipe Throughput 1 2 3 4 5 6 7 8 9 10

4 x Pipe-based Context Switching 1 2 3 4 5 6 7 8 9 10

4 x Process Creation 1 2 3

4 x System Call Overhead 1 2 3 4 5 6 7 8 9 10

4 x Shell Scripts (1 concurrent) 1 2 3

4 x Shell Scripts (8 concurrent) 1 2 3

========================================================================
BYTE UNIX Benchmarks (Version 5.1.2)

System: : GNU/Linux
OS: GNU/Linux -- 2.6.32-042stab068.8 -- #1 SMP Fri Dec 7 17:06:14 MSK 2012
Machine: i686 (unknown)
Language: en_US.utf8 (charmap="UTF-8", collate="UTF-8")
CPU 0: Intel(R) Xeon(R) CPU E3-1240 V2 @ 3.40GHz (6800.4 bogomips)
Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
CPU 1: Intel(R) Xeon(R) CPU E3-1240 V2 @ 3.40GHz (6800.4 bogomips)
Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
CPU 2: Intel(R) Xeon(R) CPU E3-1240 V2 @ 3.40GHz (6800.4 bogomips)
Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
CPU 3: Intel(R) Xeon(R) CPU E3-1240 V2 @ 3.40GHz (6800.4 bogomips)
Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
20:02:55 up 22:06, 1 user, load average: 0.09, 0.04, 0.01; runlevel 2

------------------------------------------------------------------------
Benchmark Run: Wed Jan 23 2013 20:02:55 - 20:30:59
4 CPUs in system; running 1 parallel copy of tests

Dhrystone 2 using register variables 24899342.3 lps (10.0 s, 7 samples)
Double-Precision Whetstone 3741.9 MWIPS (10.1 s, 7 samples)
Execl Throughput 2669.2 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 846347.9 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 228924.8 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 2227752.6 KBps (30.0 s, 2 samples)
Pipe Throughput 1290800.5 lps (10.0 s, 7 samples)
Pipe-based Context Switching 111758.6 lps (10.0 s, 7 samples)
Process Creation 8541.1 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 5521.0 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 2931.0 lpm (60.0 s, 2 samples)
System Call Overhead 985113.4 lps (10.0 s, 7 samples)

System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 24899342.3 2133.6
Double-Precision Whetstone 55.0 3741.9 680.3
Execl Throughput 43.0 2669.2 620.7
File Copy 1024 bufsize 2000 maxblocks 3960.0 846347.9 2137.2
File Copy 256 bufsize 500 maxblocks 1655.0 228924.8 1383.2
File Copy 4096 bufsize 8000 maxblocks 5800.0 2227752.6 3841.0
Pipe Throughput 12440.0 1290800.5 1037.6
Pipe-based Context Switching 4000.0 111758.6 279.4
Process Creation 126.0 8541.1 677.9
Shell Scripts (1 concurrent) 42.4 5521.0 1302.1
Shell Scripts (8 concurrent) 6.0 2931.0 4885.0
System Call Overhead 15000.0 985113.4 656.7
========
System Benchmarks Index Score 1194.0

------------------------------------------------------------------------
Benchmark Run: Wed Jan 23 2013 20:30:59 - 20:59:08
4 CPUs in system; running 4 parallel copies of tests

Dhrystone 2 using register variables 81922974.9 lps (10.0 s, 7 samples)
Double-Precision Whetstone 13857.9 MWIPS (10.0 s, 7 samples)
Execl Throughput 24610.5 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 1181544.3 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 315502.0 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 3471340.0 KBps (30.0 s, 2 samples)
Pipe Throughput 4410355.6 lps (10.0 s, 7 samples)
Pipe-based Context Switching 1001327.7 lps (10.0 s, 7 samples)
Process Creation 41054.3 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 26388.7 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 4127.6 lpm (60.0 s, 2 samples)
System Call Overhead 3299501.8 lps (10.0 s, 7 samples)

System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 81922974.9 7020.0
Double-Precision Whetstone 55.0 13857.9 2519.6
Execl Throughput 43.0 24610.5 5723.4
File Copy 1024 bufsize 2000 maxblocks 3960.0 1181544.3 2983.7
File Copy 256 bufsize 500 maxblocks 1655.0 315502.0 1906.4
File Copy 4096 bufsize 8000 maxblocks 5800.0 3471340.0 5985.1
Pipe Throughput 12440.0 4410355.6 3545.3
Pipe-based Context Switching 4000.0 1001327.7 2503.3
Process Creation 126.0 41054.3 3258.3
Shell Scripts (1 concurrent) 42.4 26388.7 6223.7
Shell Scripts (8 concurrent) 6.0 4127.6 6879.3
System Call Overhead 15000.0 3299501.8 2199.7
========
System Benchmarks Index Score 3811.0