东京节点还不算绝对的糟糕(附测试结果)

[zealot]

周末跑了一次完整的测试：ping值+下载速度
杭州电信测试结果显示东京节点依旧是最快的
不过，上班时间重新测试时东京节点的ping值很低。
结论应该是不太稳定，有时速度快，有时速度慢，需要多测几次，观察看看。

当初从Fremont迁到东京时也是基于这个测试结果的，没想到最近几个月变化太大了。所以，这次得多观察一阵子看看，除非真的忍受不了，那就等着吧。

测试脚本可以从github获取： https://github.com/chzealot/tools/tree/master/python/linode

附测试结果如下
# generated by speedtest.py
# - you could get it from https://github.com/chzealot/tools/tree/master/python/linode

facility hostname url
Tokyo, JP tokyo1.linode.com http://tokyo1.linode.com/100MB-tokyo.bin
London, UK london1.linode.com http://london1.linode.com/100MB-london.bin
Newark, NJ newark1.linode.com http://newark1.linode.com/100MB-newark.bin
Atlanta, GA atlanta1.linode.com http://atlanta1.linode.com/100MB-atlanta.bin
Dallas, TX dallas1.linode.com http://dallas1.linode.com/100MB-dallas.bin
Fremont, CA fremont1.linode.com http://fremont1.linode.com/100MB-fremont.bin
# @note: get datacenters from: http://www.linode.com/speedtest/

- ping -c 7 tokyo1.linode.com ...
- ping -c 7 london1.linode.com ...
- ping -c 7 newark1.linode.com ...
- ping -c 7 atlanta1.linode.com ...
- ping -c 7 dallas1.linode.com ...
- ping -c 7 fremont1.linode.com ...

show ping result as follow
facility time(ms)
Tokyo, JP 71.28
Fremont, CA 199.0
Atlanta, GA 242.4
Newark, NJ 279.6
Dallas, TX 298.8
London, UK 339.8

- download http://tokyo1.linode.com/100MB-tokyo.bin ...
- download http://london1.linode.com/100MB-london.bin ...
- download http://newark1.linode.com/100MB-newark.bin ...
- download http://atlanta1.linode.com/100MB-atlanta.bin ...
- download http://dallas1.linode.com/100MB-dallas.bin ...
- download http://fremont1.linode.com/100MB-fremont.bin ...
show download speed as follow
Facility Speed(kB/s)
Tokyo, JP 968.040017127
Dallas, TX 303.140806097
Fremont, CA 289.29366679
Atlanta, GA 167.758231545
Newark, NJ 23.5824274937
London, UK 11.9934815823