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源动力是国人新开VPS主机商，采用Xen架构，数据中心在佛利蒙HE（RAKSMART，国内速度优秀），优惠码：off70永久7折，购买x1024方案 ￥117元/月（购买链接）配置如下：

• 1024MB guaranteed memory
• 40GB storage on R10+BBU
• 700GB/month data transfer @ 100Mbps
• Xen/XenSystem

支持无条件退款保障，即使用VPS期间，任意时间均可删除VPS，余额退款支付宝。

测试IP：199.188.105.198 / 100mb / php探针 / php探针

[root@MyVPS ~]# free -m
             total       used       free     shared    buffers     cached
Mem:           768        178        589          0         11        119
-/+ buffers/cache:         47        721
Swap:          255          0        255
[root@MyVPS ~]# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/mapper/VolGroup00-LogVol00
                      9.3G  1.2G  7.7G  13% /
/dev/xvda1             99M   29M   66M  31% /boot
tmpfs                 385M     0  385M   0% /dev/shm

[root@MyVPS ~]# cat /proc/cpuinfo
processor	: 0
vendor_id	: GenuineIntel
cpu family	: 6
model		: 42
model name	: Intel(R) Xeon(R) CPU E31230 @ 3.20GHz
stepping	: 7
cpu MHz		: 3192.746
cache size	: 8192 KB
fdiv_bug	: no
hlt_bug		: no
f00f_bug	: no
coma_bug	: no
fpu		: yes
fpu_exception	: yes
cpuid level	: 13
wp		: yes
flags		: fpu de tsc msr pae cx8 apic cmov pat clflush acpi mmx fxsr sse sse2 ss ht nx
 constant_tsc nonstop_tsc pni ssse3 sse4_1 sse4_2 popcnt [8]
bogomips	: 7983.87

processor	: 1
vendor_id	: GenuineIntel
cpu family	: 6
model		: 42
model name	: Intel(R) Xeon(R) CPU E31230 @ 3.20GHz
stepping	: 7
cpu MHz		: 3192.746
cache size	: 8192 KB
fdiv_bug	: no
hlt_bug		: no
f00f_bug	: no
coma_bug	: no
fpu		: yes
fpu_exception	: yes
cpuid level	: 13
wp		: yes
flags		: fpu de tsc msr pae cx8 apic cmov pat clflush acpi mmx fxsr sse sse2 ss ht nx
 constant_tsc up nonstop_tsc pni ssse3 sse4_1 sse4_2 popcnt [8]
bogomips	: 7983.87

processor	: 2
vendor_id	: GenuineIntel
cpu family	: 6
model		: 42
model name	: Intel(R) Xeon(R) CPU E31230 @ 3.20GHz
stepping	: 7
cpu MHz		: 3192.746
cache size	: 8192 KB
fdiv_bug	: no
hlt_bug		: no
f00f_bug	: no
coma_bug	: no
fpu		: yes
fpu_exception	: yes
cpuid level	: 13
wp		: yes
flags		: fpu de tsc msr pae cx8 apic cmov pat clflush acpi mmx fxsr sse sse2 ss ht nx
 constant_tsc up nonstop_tsc pni ssse3 sse4_1 sse4_2 popcnt [8]
bogomips	: 7983.87

[root@MyVPS ~]# 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, 4.57735 seconds, 58.6 MB/s
[root@MyVPS ~]# 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, 4.32719 seconds, 62.0 MB/s
[root@MyVPS ~]# 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, 4.93297 seconds, 54.4 MB/s

[root@MyVPS ~]# wget http://cachefly.cachefly.net/100mb.test
--2012-06-12 00:58:09--  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 11.2M/s   in 8.9s    
2012-06-12 00:58:18 (11.2 MB/s) - `100mb.test' saved [104857600/104857600]

测试IP：199.188.105.198 / 100mb / php探针 / php探针

|------------------------------------------------------------------------------------------|
|                       Host              -   %  | Sent | Recv | Best | Avrg | Wrst | Last |
|------------------------------------------------|------|------|------|------|------|------|
|                            221.212.0.24 -    0 |   37 |   37 |    8 |   12 |   18 |   17 |
|                            221.212.0.24 -    0 |   37 |   37 |    7 |   13 |   37 |   10 |
|                             113.0.51.53 -    0 |   37 |   37 |   14 |   22 |   41 |   18 |
|                           221.212.8.185 -    0 |   37 |   37 |   13 |   18 |   53 |   15 |
|                           221.212.1.221 -    0 |   37 |   37 |   14 |   16 |   27 |   20 |
|                           113.4.128.161 -    0 |   37 |   37 |   20 |   27 |   53 |   22 |
|                          219.158.21.113 -    0 |   37 |   37 |   41 |   49 |   95 |   46 |
|                           219.158.96.50 -    0 |   37 |   37 |   67 |   75 |   89 |   69 |
|                           219.158.4.210 -    0 |   37 |   37 |   69 |   80 |   89 |   77 |
|                           219.158.97.78 -    3 |   34 |   33 |   65 |   80 |  110 |   66 |
|                           219.158.25.42 -    0 |   37 |   37 |  246 |  253 |  291 |  250 |
|                         216.218.209.113 -    0 |   37 |   37 |  244 |  250 |  263 |  258 |
|                            72.52.92.117 -    0 |   37 |   37 |  241 |  249 |  261 |  246 |
|                           64.71.180.154 -    0 |   37 |   37 |  244 |  252 |  291 |  245 |
|                   No response from host -  100 |    7 |    0 |    0 |    0 |    0 |    0 |
|                         199.188.105.198 -    0 |   37 |   37 |  244 |  249 |  256 |  247 |
|________________________________________________|______|______|______|______|______|______|
              WinMTR v0.92 GPL V2 by Appnor MSP - 来自黑龙江联通的路由追踪结果