WARN util. nativecodeloader:unable to load Native-hadoop library for your platform ... using Builtin-java classes where applicable

First, the commonly compiled Hadoop library is in Lib, if you do not want to compile, you can use the lib/native inside the precompiled library, and then move the native library to the Lib folder.

CP hadoop-2.6.0/lib/native/* hadoop-2.6.0/lib/

Second, add the system variable

Export Hadoop_common_lib_native_dir=/home/administrator/work/hadoop-2.6.0/lib/nativeexport HADOOP_OPTS= "- Djava.library.path=/home/administrator/work/hadoop-2.6.0/lib "Export Hadoop_root_logger=debug,console

WARN util. nativecodeloader:unable to load Native-hadoop library for your platform ... using Builtin-java classes where applicable