hadoop mapreduce: java.lang.UnsatisfiedLinkError: org.apache.hadoop.util.NativeCodeLoader.buildSupportsSnappy()Z

Question

I am trying to write a snappy block compressed sequence file from a map-reduce job. I am using hadoop 2.0.0-cdh4.5.0, and snappy-java 1.0.4.1

Here is my code:

Answer 1

I you need all files, not only the *.so ones. Also ideally you would include the folder to your path instead of copying the libs from there. You need to restart the MapReduce service after this, so that the new libraries are taken and can be used.

Niko