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update sort900 text
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[[Anchor(3)]]
'''3. [#3 How well does Hadoop scale?]'''
- Hadoop has been demonstrated on clusters of up to 2000 nodes. Sort performance on 900 nodes
is good (sorting 9TB of data on 900 nodes takes around 2.25 hours) and [attachment:sort900-20080115.png
improving] using these non-default configuration values:
+ Hadoop has been demonstrated on clusters of up to 2000 nodes. Sort performance on 900 nodes
is good (sorting 9TB of data on 900 nodes takes around 1.8 hours) and [attachment:sort900-20080115.png
improving] using these non-default configuration values:
* `dfs.block.size = 134217728`
* `dfs.namenode.handler.count = 40`
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