买了chicagovps.net的VZ，2G内存的那款，给了4核 Intel(R) Xeon(R) CPU E3-1270 V2 @ 3.50GHz (7000.3 bogomips)，数据中心是洛杉矶，简单的看点参数吧：
硬盘：
root@k1:~# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
4096+0 records in
4096+0 records out
268435456 bytes (268 MB) copied, 1.38421 s, 194 MB/s

下载
root@k1:~# wget http://cachefly.cachefly.net/100mb.test
--2012-10-31 13:41:36-- 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.1'

100%[===========================================>] 104,857,600 9.16M/s in 11s

2012-10-31 13:41:46 (9.45 MB/s) - `100mb.test.1' saved [104857600/104857600]

UBI跑分：
BYTE UNIX Benchmarks (Version 5.1.2)

System: k1: GNU/Linux
OS: GNU/Linux -- 2.6.32-042stab061.2 -- #1 SMP Fri Aug 24 09:07:21 MSK 2012
Machine: i686 (unknown)
Language: en_US.utf8 (charmap="ANSI_X3.4-1968", collate="ANSI_X3.4-1968")
CPU 0: Intel(R) Xeon(R) CPU E3-1270 V2 @ 3.50GHz (7000.3 bogomips)
Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
CPU 1: Intel(R) Xeon(R) CPU E3-1270 V2 @ 3.50GHz (7000.3 bogomips)
Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
CPU 2: Intel(R) Xeon(R) CPU E3-1270 V2 @ 3.50GHz (7000.3 bogomips)
Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
CPU 3: Intel(R) Xeon(R) CPU E3-1270 V2 @ 3.50GHz (7000.3 bogomips)
Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET, Intel virtualization
12:24:45 up 11 min, 1 user, load average: 0.01, 0.01, 0.00; runlevel 2

------------------------------------------------------------------------
Benchmark Run: Wed Oct 31 2012 12:24:45 - 12:52:50
4 CPUs in system; running 1 parallel copy of tests

Dhrystone 2 using register variables 25001882.5 lps (10.0 s, 7 samples)
Double-Precision Whetstone 3755.6 MWIPS (10.1 s, 7 samples)
Execl Throughput 4651.8 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 894789.5 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 237794.1 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 2240772.4 KBps (30.0 s, 2 samples)
Pipe Throughput 1334462.8 lps (10.0 s, 7 samples)
Pipe-based Context Switching 74957.7 lps (10.0 s, 7 samples)
Process Creation 7612.7 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 3188.5 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 585.9 lpm (60.1 s, 2 samples)
System Call Overhead 998988.9 lps (10.0 s, 7 samples)

System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 25001882.5 2142.4
Double-Precision Whetstone 55.0 3755.6 682.8
Execl Throughput 43.0 4651.8 1081.8
File Copy 1024 bufsize 2000 maxblocks 3960.0 894789.5 2259.6
File Copy 256 bufsize 500 maxblocks 1655.0 237794.1 1436.8
File Copy 4096 bufsize 8000 maxblocks 5800.0 2240772.4 3863.4
Pipe Throughput 12440.0 1334462.8 1072.7
Pipe-based Context Switching 4000.0 74957.7 187.4
Process Creation 126.0 7612.7 604.2
Shell Scripts (1 concurrent) 42.4 3188.5 752.0
Shell Scripts (8 concurrent) 6.0 585.9 976.4
System Call Overhead 15000.0 998988.9 666.0
========
System Benchmarks Index Score 1013.8

------------------------------------------------------------------------
Benchmark Run: Wed Oct 31 2012 12:52:50 - 13:27:28
4 CPUs in system; running 4 parallel copies of tests

Dhrystone 2 using register variables 20174677.8 lps (10.0 s, 7 samples)
Double-Precision Whetstone 12920.3 MWIPS (10.0 s, 7 samples)
Execl Throughput 2709.6 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 300055.2 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 81845.7 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 859086.5 KBps (30.0 s, 2 samples)
Pipe Throughput 1026688.6 lps (10.0 s, 7 samples)
Pipe-based Context Switching 67577.8 lps (10.0 s, 7 samples)
Process Creation 6199.4 lps (30.1 s, 2 samples)
Shell Scripts (1 concurrent) 3996.9 lpm (60.1 s, 2 samples)
Shell Scripts (8 concurrent) 551.0 lpm (60.2 s, 2 samples)
System Call Overhead 771292.2 lps (10.0 s, 7 samples)

System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 20174677.8 1728.8
Double-Precision Whetstone 55.0 12920.3 2349.1
Execl Throughput 43.0 2709.6 630.1
File Copy 1024 bufsize 2000 maxblocks 3960.0 300055.2 757.7
File Copy 256 bufsize 500 maxblocks 1655.0 81845.7 494.5
File Copy 4096 bufsize 8000 maxblocks 5800.0 859086.5 1481.2
Pipe Throughput 12440.0 1026688.6 825.3
Pipe-based Context Switching 4000.0 67577.8 168.9
Process Creation 126.0 6199.4 492.0
Shell Scripts (1 concurrent) 42.4 3996.9 942.7
Shell Scripts (8 concurrent) 6.0 551.0 918.3
System Call Overhead 15000.0 771292.2 514.2
========
System Benchmarks Index Score 769.9