最近考虑上公司站，想找个国内VPS，备案下，正规运营，找到了阿里云，今天买了一款55元/月的，先体验下。

1、选择centos 6 64bit.    测试操作系统[root@AY140104224338074364Z ~]# cat /etc/issueCentOS release 6.3 (Final)Kernel \r on an \m[root@AY140104224338074364Z ~]# uname -aLinux AY140104224338074364Z 2.6.32-358.6.2.el6.x86_64 #1 SMP Thu May 16 20:59:36 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux2、cpu型号，E5-2430    测试cpu[root@AY140104224338074364Z ~]# cat /proc/cpuinfoprocessor : 0vendor_id : GenuineIntelcpu family : 6model : 45model name : Intel(R) Xeon(R) CPU E5-2430 0 @ 2.20GHzstepping : 7cpu MHz : 2200.049cache size : 15360 KBphysical id : 0siblings : 1core id : 0cpu cores : 1apicid : 0initial apicid : 0fpu : yesfpu_exception : yescpuid level : 13wp : yesflags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat clflush mmx fxsr sse sse2 ht syscall nx lm up rep_good unfair_spinlock pni ssse3 cx16 sse4_1 sse4_2 popcnt aes hypervisor lahf_lmbogomips : 4400.09clflush size : 64cache_alignment : 64address sizes : 46 bits physical, 48 bits virtualpower management:3、内存512M  测试内存[root@AY140104224338074364Z ~]# free -mtotal used free shared buffers cachedMem: 488 73 414 0 5 28-/+ buffers/cache: 40 448Swap: 0 0 04、磁盘默认20G。[root@AY140104224338074364Z ~]# df -hFilesystem Size Used Avail Use% Mounted on/dev/xvda1 20G 1.1G 18G 6% /tmpfs 245M 0 245M 0% /dev/shm5、DD测试下磁盘IO。看来阿里云的瓶颈在于磁盘IO，我测了这么多VPS，很少有低于10MB/s的。[root@AY140104224338074364Z ~]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync4096+0 records in4096+0 records out268435456 bytes (268 MB) copied, 45.6568 s, 5.9 MB/s[root@AY140104224338074364Z ~]# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync16384+0 records in16384+0 records out1073741824 bytes (1.1 GB) copied, 38.5115 s, 27.9 MB/s6、测试下入口带宽。下载我美国KT机器上的iso，测下国际带宽，入口最大是1Mbps。Resolving www.v2kt.com… 98.126.33.178Connecting to www.v2kt.com|98.126.33.178|:80… connected.HTTP request sent, awaiting response… 200 OKLength: 687075328 (655M) [application/octet-stream]Saving to: “win2003.32.virtio.isoâ€0% [ ] 5,560,090 67.3K/s eta 2h 44m ^C下载下国内的QQ，测试下入口带宽有40Mbps.[root@AY140104224338074364Z ~]# wget -c http://dldir1.qq.com/qqfile/qq/QQ2013/QQ2013SP6/9305/QQ2013SP6.exe–2014-01-04 23:20:08– http://dldir1.qq.com/qqfile/qq/QQ2013/QQ2013SP6/9305/QQ2013SP6.exeResolving dldir1.qq.com… 116.114.23.29, 119.147.87.26, 120.33.50.170, …Connecting to dldir1.qq.com|116.114.23.29|:80… connected.HTTP request sent, awaiting response… 200 OKLength: 59399864 (57M) [application/octet-stream]Saving to: “QQ2013SP6.exeâ€100%[======================================>] 59,399,864 5.36M/s in 12s2014-01-04 23:20:24 (4.89 MB/s) – “QQ2013SP6.exeâ€7、出口带宽测试。8、UnixBench跑分测试，比较耗费时间，暂不测试。9、国内的机器，ping是好看多了。aliyun-ping