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From Ted Yu <yuzhih...@gmail.com>
Subject Re: Hadoop native and snappy library
Date Tue, 11 Feb 2014 12:29:32 GMT
See https://issues.apache.org/jira/browse/HBASE-10303

And https://hbase.apache.org/book.html#snappy.compression

Cheers

On Feb 11, 2014, at 4:16 AM, Yves Weissig <weissig@uni-mainz.de> wrote:

> Hi list,
> 
> I'm trying to enable the Hadoop native library and the snappy library
> for compression in Hadoop 2.2.0, but I always end up with:
> 
> ./hadoop/bin/hadoop checknative -a
> Native library checking:
> hadoop: false
> zlib:   false
> snappy: false
> lz4:    false
> bzip2:  false
> 
> I compiled hadoop-2.2.0-src from scratch for x64 and put the resulting
> .so in hadoop/lib/native/. I also compiled snappy from scratch and put
> it there. In a different approach I installed snappy via sudo apt-get
> and then linked the resulting .so to hadoop/lib/native/libsnappy.so,
> still no luck.
> 
> What is going on here? Why won't Hadoop find my native libraries? Is
> there any log where I can check what went wrong during loading?
> 
> Best regards
> Yves
> 

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