wiki:jazz/12-03-20

Version 4 (modified by jazz, 13 years ago) (diff)

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2012-03-20

Hadoop

  • 參考 drbl-ganglia 的修改
  • 將 hadoop.nchc.org.tw 的 Ganglia Web Frontend 改為 by name 方式排序。
    • 版本:3.1.7
      ii  ganglia-monitor                      3.1.7-1+b1                             cluster monitoring toolkit - node daemon
      ii  ganglia-webfrontend                  3.1.7-1                                cluster monitoring toolkit - web front-end
      ii  libganglia1                          3.1.7-1+b1                             cluster monitoring toolkit - shared libraries
      
    • 修改:
      • /usr/share/ganglia-webfrontend/get_context.php

        old new  
        130130      $metricname = "$default_metric";
        131131
        132132if (!$sort)
        133       $sort = "descending";
         133      $sort = "by name";
        134134
        135135# Since cluster context do not have the option to sort "by hosts down" or
        136136# "by hosts up", therefore change sort order to "descending" if previous

Mobile App Economics

  • 小小通訊 App 殺了三大產業金牛
    通訊軟體的獲利模式還未出現。彭文正解釋,通訊App如要從下載收費,如WhatsApp,
    「一個人就○‧九九(美元),但是要服務一輩子哎!」要能獲利,勢必要從別的服務下手。
    

Trac & XML-RPC