I meant to mention them in my email as both of them are great options when
you don't mind sacrificing some compression for significant improvements in
compression and decompression speeds.  These libraries are I/O bound when
saving to a hard drive unless you are using a very low powered processor.
Generally the compression ratio is 0.5-0.75 of that achieved by gzip.
Compression speeds can approach 0.5 GB/s.

These libraries don't offer any advance compression techniques so anything
you do help create long strings of 0s and 1s like compressing the deltas
like I mention in the earlier email will go a long way at significantly
improving the compression ratio while also maintaining high performance.

On Fri, Mar 27, 2015 at 9:15 PM, Leonardo Santagada <santag...@gmail.com>
wrote:

> snappy and lz4 are good algos to try too.
>
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