Interesting blog post comparing netty to raw NIO

[falconair]

http://blog.urbanairship.com/blog/2010/08/24/c500k-in-action-at-urban-airship/

Table 1: Connections Handled Before Failure

Implementation	Connections	Memory Used
Java Pure NIO	512,000 +	2.5 GB
Java w/Netty	330,000 	2.2 GB
Scala w/Netty	173,000 	1.5 GB


Table 2: Memory Efficiency per Connection

Implementation	Connections	Memory Used	Delta
Java Pure NIO	80,000 +	581 MB	1x
Java w/Netty	80,000  	711 MB	1.3x
Scala w/Netty	80,000  	937 MB	2.26x


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