| 1 | = 2011-04-01 = |
| 2 | |
| 3 | * http://code.google.com/p/snappy/ - Google 釋出快速壓縮與解壓縮的程式碼 |
| 4 | |
| 5 | == Virtualization == |
| 6 | |
| 7 | * [http://www.howtoforge.com/paravirtualization-with-xen-4.0-on-debian-squeeze-amd64 Paravirtualization With Xen 4.0 On Debian Squeeze (AMD64)] |
| 8 | |
| 9 | == Hadoop == |
| 10 | |
| 11 | * 看樣子今年 Structure Big Data 研討會,出現 Hadoop 相關的新興公司非常多啊~這場火會延燒到台灣嘛?! |
| 12 | * [http://gigaom.com/cloud/as-big-data-takes-off-the-hadoop-wars-begin/ As Big Data Takes Off, the Hadoop Wars Begin] - Hadoop 的戰線逐漸進入白熱化狀態,當然有人在擔心這樣會不會太仰賴單一軟體平台。 |
| 13 | {{{ |
| 14 | * Full-on distributions |
| 15 | * Apache Hadoop |
| 16 | * Cloudera’s Distribution including Apache Hadoop (that’s the official name) |
| 17 | * IBM Distribution of Apache Hadoop |
| 18 | * DataStax Brisk |
| 19 | * Amazon Elastic MapReduce |
| 20 | * HDFS alternatives |
| 21 | * Mapr |
| 22 | * Appistry CloudIQ Storage Hadoop Edition |
| 23 | * IBM Global Parallel File System (GPFS) |
| 24 | * CloudStore |
| 25 | * Hadoop MapReduce alternatives |
| 26 | * Pervasive DataRush |
| 27 | * Cascading |
| 28 | * Hive (an Apache subproject, included in Cloudera’s distribution) |
| 29 | * Pig (a Yahoo-developed language, included in Cloudera’s distribution) |
| 30 | }}} |
| 31 | * [http://www.datastax.com/products/brisk Brisk] - 一個 Cassandra + Hadoop 的平台 |
| 32 | * [http://www.mapr.com/ Mapr] - 想要取代 HDFS 的另一個方案 |
| 33 | * http://www.hadapt.com/ - Hadapt 是一個訴求讓 SQL-like 應用能比用 HBase 更快的公司,底下是效能比較跟架構圖 |
| 34 | * [[Image(http://www.hadapt.com/wp-content/uploads/2011/03/combo-graph-1024x449.png)]] |
| 35 | * [[Image(http://www.hadapt.com/wp-content/uploads/2011/03/Hadapt-Block-Diagram-1024x529.jpg)]] |
| 36 | * [http://www.raveldata.com/ Ravel] 這間公司想把 Google 的 Pregel 這種 graph database 移植到 Hadoop 上。 |
| 37 | * [http://gigaom.com/cloud/ravel-hopes-to-open-source-graph-databases/ Ravel Hopes to Open-Source Graph Databases] |
| 38 | * [http://www.objectivity.com/ Objectivity] - 也是目標 Graph database 的公司 |
| 39 | * [ Twitter’s Success Pulls 23-Year-Old Objectivity Into NoSQL] |
| 40 | * [[Image(http://gigaom2.files.wordpress.com/2011/03/objectivitydb.png)]] |
| 41 | * [[Image(http://gigaom2.files.wordpress.com/2011/03/objectivitydb2.png)]] |
| 42 | |
| 43 | * [備忘] https://github.com/cloudera/iTest - Cloudera 用來測試 Hadoop 叢集效能的一些工具 |
| 44 | |
| 45 | == Python == |
| 46 | |
| 47 | * [http://www.codemud.net/~thinker/GinGin_CGI.py/show_id_doc/443 使用 PyShada 在 Python 裡呼叫 shell command] |
| 48 | |
| 49 | == !ImageMagick == |
| 50 | |
| 51 | * 因為很習慣想要把 cloud.nchc.org.tw 的 munin 狀態合併成一張圖,做上下對應,所以找了怎麼在命令列合併圖片的工具。果不其然在 !ImageMagick 就有這樣一個工具叫做 Montage |
| 52 | * [參考] [http://gis.nchc.org.tw/lsi/linux_basic/discuss/look.asp?id=939&Page=4&ADMIN=1 阿德學長的介紹] |
| 53 | * [http://www.imagemagick.org/Usage/montage/ montage 的使用文件] |
| 54 | {{{ |
| 55 | #!bash |
| 56 | wget http://cloud.nchc.org.tw/munin/localdomain/localhost.localdomain/cpu-week.png |
| 57 | wget http://cloud.nchc.org.tw/munin/localdomain/localhost.localdomain/memory-week.png |
| 58 | wget http://cloud.nchc.org.tw/munin/localdomain/localhost.localdomain/swap-week.png |
| 59 | montage -tile 1x3 cpu-week.png memory-week.png swap-week.png -geometry +0+0 munin-status.png |
| 60 | }}} |
| 61 | |
| 62 | == 領導 == |
| 63 | |
| 64 | * [http://www.cw.com.tw/article/print.jsp?id=43181 獵人與農夫] |
| 65 | {{{ |
| 66 | 好的領導人,通常都同時擁有獵人和農夫這兩種特質,如何在這兩個特質之間取得平衡, |
| 67 | 並完美結合,考驗著領導人的智慧。 |
| 68 | |
| 69 | 領導人必須感激與鼓勵兩種特質的人互相合作與互補,不能把鎂光燈放在獵人身上,否則 |
| 70 | 公司的品質平衡度會下降。 |
| 71 | }}} |