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| **[[cluster: | **[[cluster: | ||
| + | |||
| + | ==== Hadoop Summary ==== | ||
| + | |||
| + | Our production Hadoop Cluster is based on [[http:// | ||
| + | |||
| + | * namenode (that is login node): whitetail.wesleyan.edu | ||
| + | * whitetail also runs the Hadoop Scheduler and Health Monitor | ||
| + | * [[http:// | ||
| + | * [[http:// | ||
| + | * ssh to it directly or from any of our other tails | ||
| + | * resources: access to 600 GB of memory and 1.75 TB of Hadoop' | ||
| + | * could be doubled in near future if needed | ||
| + | |||
| + | * HDFS is not backed up! | ||
| + | * You must request a writable work area / | ||
| + | * Be sure to down load your results to / | ||
| + | |||
| + | * Data to be shared (dictionaries, | ||
| + | * request such items to be posted there | ||
| + | |||
| + | * Basic tools (request other tools to be installed) | ||
| + | * shell scripting | ||
| + | * python | ||
| + | * perl (Hadoop:: | ||
| + | * java (both Oracle in /usr/java and openJDK) | ||
| + | * R+RHadoop (rmr2, rhdfs, rhbase) | ||
| + | * Hbase (noSQL database) | ||
| + | * [[http:// | ||
| + | * [[http:// | ||
| + | * MySQL | ||
| + | * request a database to be set up for you (limited space) | ||
| + | |||
| + | * Note: the permissions are bit weird in HDFS but I think it is sorted out. | ||
| + | * If this turns into a problem we'll let everybody run as user hdfs ... | ||
| + | * Note: some http links will not work because they point to the private network | ||
| + | * If you wish to view them launch firefox from whitetail ... | ||
| Other useful pages | Other useful pages | ||
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| * [[cluster: | * [[cluster: | ||
| - | ==== Hadoop Summary ==== | + | \\ |
| + | **[[cluster: | ||
cluster/121.1378839572.txt.gz · Last modified: 2013/09/10 14:59 by hmeij
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