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From "elhoim gibor (JIRA)" <j...@apache.org>
Subject [jira] Created: (HADOOP-5793) High speed compression algorithm like BMDiff
Date Fri, 08 May 2009 13:13:45 GMT
High speed compression algorithm like BMDiff

                 Key: HADOOP-5793
                 URL: https://issues.apache.org/jira/browse/HADOOP-5793
             Project: Hadoop Core
          Issue Type: New Feature
            Reporter: elhoim gibor
            Priority: Minor

Add a high speed compression algorithm like BMDiff.
It gives speeds ~100MB/s for writes and ~1000MB/s for reads, compressing 2.1billions web pages
from 45.1TB in 4.2TB

2005 Jeff Dean talk about google architecture - around 46:00.



A reference implementation exists in HyperTable.

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