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How is memory compression achieved.?

How is memory compression achieved.? What is compcache..? How do I choose 开发者_如何学JAVAan appropriate technique for my system (its a telecom sw - running on SMP LINUX (from Windriver system)+Cavium Octeon processor)). There is just a physical memory of 2 GB with no swap.


Memory compression is achieved through application of information theory. Check out a few articles on hamming distance, entropy and data compression.

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