vultr,被称作是digitalocean killer，这意思很明显吧？本站这里岂能错过这么碉堡的VPS，速度上了一个vultr，选的是ChicagoData Center，配置为512M内存，1核CPU,20gSSD硬盘，安装的是centos 6 64位系统，在没有做任何处理的情况下我先做个简单的评测给大家看看，后面会补图。
官方网站：http://www.vultr.com
先看什么虚拟类型？ [root@SRVID5916 virt-what-1.12]# virt-what kvm
TOP看看空转情况： top - 08:37:46 up 37 min, 1 user, load average: 0.00, 0.00, 0.00 Tasks: 64 total, 1 running, 63 sleeping, 0 stopped, 0 zombie Cpu(s): 0.0%us, 0.0%sy, 0.0%ni,100.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st Mem: 502272k total, 78672k used, 423600k free, 4900k buffers Swap: 1015800k total, 0k used, 1015800k free, 30560k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 1 root 20 0 19232 1484 1220 S 0.0 0.3 0:00.27 init 2 root 20 0 0 0 0 S 0.0 0.0 0:00.00 kthreadd 3 root RT 0 0 0 0 S 0.0 0.0 0:00.00 migration/0 4 root 20 0 0 0 0 S 0.0 0.0 0:00.00 ksoftirqd/0 5 root RT 0 0 0 0 S 0.0 0.0 0:00.00 migration/0 6 root RT 0 0 0 0 S 0.0 0.0 0:00.00 watchdog/0 7 root 20 0 0 0 0 S 0.0 0.0 0:00.07 events/0 8 root 20 0 0 0 0 S 0.0 0.0 0:00.00 cgroup 9 root 20 0 0 0 0 S 0.0 0.0 0:00.00 khelper 10 root 20 0 0 0 0 S 0.0 0.0 0:00.00 netns
内存没啥可说的 [root@SRVID5916 ~]# free -m total used free shared buffers cached Mem: 490 76 413 0 4 29 -/+ buffers/cache: 42 448 Swap: 991 0 991
CPU这里可以确切的告诉我们是Intel(R) Xeon(R) CPU E3-1230 v3 @ 3.30GHz [root@SRVID5916 ~]# cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 60 model name : Intel(R) Xeon(R) CPU E3-1230 v3 @ 3.30GHz stepping : 3 cpu MHz : 3292.376 cache size : 8192 KB physical id : 0 siblings : 1 core id : 0 cpu cores : 1 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 mmx fxsr sse sse2 ss ht syscall nx pdpe1gb rdtscp lm constant_tsc up arch_perfmon rep_good unfair_spinlock pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm xsaveopt fsgsbase bmi1 hle avx2 smep bmi2 erms invpcid rtm bogomips : 6584.75 clflush size : 64 cache_alignment : 64 address sizes : 40 bits physical, 48 bits virtual power management:
20G SSD硬盘，还好 [root@SRVID5916 ~]# df -lh Filesystem Size Used Avail Use% Mounted on /dev/vda1 19G 792M 18G 5% / tmpfs 246M 0 246M 0% /dev/shm
ChicagoData Center，真尼玛碉堡 [root@SRVID5916 ~]# wget http://cachefly.cachefly.net/100mb.test --2014-02-23 08:39:24-- 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 110M/s in 0.9s
2014-02-23 08:39:25 (110 MB/s) - “100mb.test” saved [104857600/104857600]
测试下载JapanData Center的文件： [root@SRVID5916 ~]# wget http://speedtest.tokyo.linode.com/100MB-tokyo.bin --2014-02-23 08:39:47-- http://speedtest.tokyo.linode.com/100MB-tokyo.bin Resolving speedtest.tokyo.linode.com... 106.187.96.148, 2400:8900::4b Connecting to speedtest.tokyo.linode.com|106.187.96.148|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 104857600 (100M) [application/octet-stream] Saving to: “100MB-tokyo.bin”
100%[======================================>] 104,857,600 8.81M/s in 13s
2014-02-23 08:40:01 (7.49 MB/s) - “100MB-tokyo.bin” saved [104857600/104857600]
测试下载英国Data Center的文件： [root@SRVID5916 ~]# wget http://speedtest.london.linode.com/100MB-london.bin --2014-02-23 08:40:30-- http://speedtest.london.linode.com/100MB-london.bin Resolving speedtest.london.linode.com... 176.58.107.39, 2a01:7e00::4b Connecting to speedtest.london.linode.com|176.58.107.39|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 104857600 (100M) [application/octet-stream] Saving to: “100MB-london.bin”
100%[======================================>] 104,857,600 15.9M/s in 7.3s
2014-02-23 08:40:38 (13.7 MB/s) - “100MB-london.bin” saved [104857600/104857600]
I/O能不能变动下啊？这不科学啊，我这真不是多复制了几次： [root@SRVID5916 ~]# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync 16384+0 records in 16384+0 records out 1073741824 bytes (1.1 GB) copied, 2.25246 s, 477 MB/s [root@SRVID5916 ~]# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync 16384+0 records in 16384+0 records out 1073741824 bytes (1.1 GB) copied, 2.24974 s, 477 MB/s [root@SRVID5916 ~]# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync 16384+0 records in 16384+0 records out 1073741824 bytes (1.1 GB) copied, 2.24997 s, 477 MB/s [root@SRVID5916 ~]# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync 16384+0 records in 16384+0 records out 1073741824 bytes (1.1 GB) copied, 2.25054 s, 477 MB/s [root@SRVID5916 ~]# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync 16384+0 records in 16384+0 records out 1073741824 bytes (1.1 GB) copied, 2.24889 s, 477 MB/s [root@SRVID5916 ~]# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync 16384+0 records in 16384+0 records out 1073741824 bytes (1.1 GB) copied, 2.25146 s, 477 MB/s
用别人的脚本告诉你这数据中心的网络条件真心好，我擦： [root@SRVID5916 ~]# wget freevps.us/downloads/bench.sh -O - -o /dev/null|bash CPU model : Intel(R) Xeon(R) CPU E3-1230 v3 @ 3.30GHz Number of cores : 1 CPU frequency : 3292.376 MHz Total amount of ram : 490 MB Total amount of swap : 991 MB System uptime : 42 min, Download speed from CacheFly: 107MB/s Download speed from Coloat, Atlanta GA: 70.3MB/s Download speed from Softlayer, Dallas, TX: 44.6MB/s Download speed from Linode, Tokyo, JP: 6.60MB/s Download speed from i3d.net, Rotterdam, NL: 11.5MB/s Download speed from Leaseweb, Haarlem, NL: 11.9MB/s Download speed from Softlayer, Singapore: 5.14MB/s Download speed from Softlayer, 西雅图, WA: 27.9MB/s Download speed from Softlayer, 圣何塞, CA: 21.2MB/s Download speed from Softlayer, Washington, DC: 51.9MB/s I/O speed : 477 MB/s
你要说1核CPU跑出2405分，我真不信，但是尼玛： ======================================================================== BYTE UNIX Benchmarks (Version 5.1.3)
System: SRVID5916: GNU/Linux OS: GNU/Linux -- 2.6.32-431.5.1.el6.x86_64 -- #1 SMP Wed Feb 12 00:41:43 UTC 2014 Machine: x86_64 (x86_64) Language: en_US.utf8 (charmap="UTF-8", collate="UTF-8") CPU 0: Intel(R) Xeon(R) CPU E3-1230 v3 @ 3.30GHz (6584.8 bogomips) Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET 08:50:27 up 50 min, 1 user, load average: 0.08, 0.02, 0.01; runlevel 3
------------------------------------------------------------------------ Benchmark Run: Sun Feb 23 2014 08:50:27 - 09:18:29 1 CPU in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 43641489.8 lps (10.0 s, 7 samples) Double-Precision Whetstone 4470.1 MWIPS (9.9 s, 7 samples) Execl Throughput 7612.6 lps (30.0 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 1659346.0 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 445454.0 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 3840036.4 KBps (30.0 s, 2 samples) Pipe Throughput 3041636.4 lps (10.0 s, 7 samples) Pipe-based Context Switching 541192.6 lps (10.0 s, 7 samples) Process Creation 23927.2 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 8543.0 lpm (60.0 s, 2 samples) Shell Scripts (8 concurrent) 1153.1 lpm (60.0 s, 2 samples) System Call Overhead 5754255.2 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 43641489.8 3739.6 Double-Precision Whetstone 55.0 4470.1 812.7 Execl Throughput 43.0 7612.6 1770.4 File Copy 1024 bufsize 2000 maxblocks 3960.0 1659346.0 4190.3 File Copy 256 bufsize 500 maxblocks 1655.0 445454.0 2691.6 File Copy 4096 bufsize 8000 maxblocks 5800.0 3840036.4 6620.8 Pipe Throughput 12440.0 3041636.4 2445.0 Pipe-based Context Switching 4000.0 541192.6 1353.0 Process Creation 126.0 23927.2 1899.0 Shell Scripts (1 concurrent) 42.4 8543.0 2014.8 Shell Scripts (8 concurrent) 6.0 1153.1 1921.8 System Call Overhead 15000.0 5754255.2 3836.2 ======== System Benchmarks Index Score 2405.3
