2008-12-16

• Qlogic FC HBA 編譯問題追蹤
  • 2.6.26 編譯錯誤 Log 檔​
  • 可以看到 2.6.26 版本的 scsi_cmnd.h 已經把原有 2.6.18 版本的 66 行 request_bufflen、 69 行 request_buffer 、 72 行 use_sg 的 structure data member 拿掉，並新增 struct scsi_data_buffer sdb 的定義。

    include/scsi/scsi_cmnd.h

    @@ -57 +78 @@
            int allowed;
            int timeout_per_command;
     
    -       unsigned char cmd_len;
    +       unsigned short cmd_len;
            enum dma_data_direction sc_data_direction;
     
            /* These elements define the operation we are about to perform */
    -#define MAX_COMMAND_SIZE       16
    -       unsigned char cmnd[MAX_COMMAND_SIZE];
    -       unsigned request_bufflen;       /* Actual request size */
    +       unsigned char *cmnd;
     
            struct timer_list eh_timeout;   /* Used to time out the command. */
    -       void *request_buffer;           /* Actual requested buffer */
     
            /* These elements define the operation we ultimately want to perform */
    -       unsigned short use_sg;  /* Number of pieces of scatter-gather */
    -       unsigned short sglist_len;      /* size of malloc'd scatter-gather list */
    -
    +       struct scsi_data_buffer sdb;
            unsigned underflow;     /* Return error if less than
                                       this amount is transferred */

Bash

• 設定自動登出 TIMEOUT 機制，把 TMOUT 環境變數加進 .bashrc

  export TMOUT=600
  

Virtualization

• ​Creating Virtual Machines For Xen, KVM, VMware Workstation 6, and VMware Server With vmbuilder On Ubuntu 8.10

Web Service

• ​WaveMaker - Web 2.0 WYSIWYG Ajax Development | Drag & Drop Rich Internet Application Development
  • 前身是 ​ActiveGrid，然後買下 ​TurboAJAX，最後被 WaveMaker 收購。
  • 以前 ActiveGrid 跟 TurboAJAX 的論壇在 ​http://dev.activegrid.com/forums/
  • 最新 WaveMaker 的論壇在 ​http://dev.wavemaker.com
  • ​Basic Application Demo with WaveMaker

Open Source : ERP

• ​Compiere - Open Source ERP and CRM Business Solution
• ​其他 SourceForge 上的 ERP 專案

Open Source : BI

• ​Pentaho - Commercial Open Source Business Intelligence
  • ​SourceForge 下載點
  • 還蠻多自由軟體跟網路公司採用這個 BI 系統, 像 Mozilla, DivX, MySQL AB, Orbitz, Sun Microsystems
• ​其他 SourceForge 專案

Open Source : Data Integration / ETL

• ​Talend - Open Source ETL and Data Integration Software
  • 先前在 LinuxWorld 有看過 Demo，只是當時對於 Data Integration 並沒有很深刻的體認。
  • 近期因為海科中心計畫，在業界也遇到一些組織內資料庫整合的問題，慢慢覺得資料庫整合是一件困難的事情，需要有好的工具輔助。
  • ​Talend Open Profiler 簡介 - GPL-licensed Profiler to research data structures and improve data quality. ​官方下載點
  • ​Talend Open Studio 成功案例 - ​Talend Open Studio 官方下載點

    We deal with XML, we deal with flat files, we deal with different databases, 
    so we need a variety in terms of connectivity and the ability to map the data flows. 
    The connectors allow you to process and orchestrate data moving from one system to the next.