小编典典

Hadoop在docker-spark上出现“无法为您的平台加载本地hadoop库”错误?

docker

我正在使用docker-spark。启动后spark- shell,它输出:

15/05/21 04:28:22 DEBUG NativeCodeLoader: Failed to load native-hadoop with error: java.lang.UnsatisfiedLinkError:no hadoop in java.library.path
15/05/21 04:28:22 DEBUG NativeCodeLoader: java.library.path=/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib

其环境变量spark container是:

bash-4.1# export
declare -x BOOTSTRAP="/etc/bootstrap.sh"
declare -x HADOOP_COMMON_HOME="/usr/local/hadoop"
declare -x HADOOP_CONF_DIR="/usr/local/hadoop/etc/hadoop"
declare -x HADOOP_HDFS_HOME="/usr/local/hadoop"
declare -x HADOOP_MAPRED_HOME="/usr/local/hadoop"
declare -x HADOOP_PREFIX="/usr/local/hadoop"
declare -x HADOOP_YARN_HOME="/usr/local/hadoop"
declare -x HOME="/"
declare -x HOSTNAME="sandbox"
declare -x JAVA_HOME="/usr/java/default"
declare -x OLDPWD
declare -x PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/java/default/bin:/usr/local/spark/bin:/usr/local/hadoop/bin"
declare -x PWD="/"
declare -x SHLVL="3"
declare -x SPARK_HOME="/usr/local/spark"
declare -x SPARK_JAR="hdfs:///spark/spark-assembly-1.3.0-hadoop2.4.0.jar"
declare -x TERM="xterm"
declare -x YARN_CONF_DIR="/usr/local/hadoop/etc/hadoop"

在CentOS上提到Hadoop“无法为您的平台加载本机Hadoop库”错误之后,我做了以下工作:

(1)检查hadoop库:

bash-4.1# file /usr/local/hadoop/lib/native/libhadoop.so.1.1.0
/usr/local/hadoop/lib/native/libhadoop.so.1.0.0: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, not stripped

是的,它是64-bit图书馆。

(2)尝试添加HADOOP_OPTS环境变量:

export HADOOP_OPTS="$HADOOP_OPTS -Djava.library.path=/usr/local/hadoop/lib/native"

它不起作用,并报告相同的错误。

(3)尝试添加HADOOP_OPTSand HADOOP_COMMON_LIB_NATIVE_DIR环境变量:

export HADOOP_COMMON_LIB_NATIVE_DIR=$HADOOP_HOME/lib/native
export HADOOP_OPTS="-Djava.library.path=$HADOOP_HOME/lib"

它仍然不起作用,并报告相同的错误。

有人可以提供有关此问题的一些线索吗?


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2020-06-17

共1个答案

小编典典

Hadoop库添加到LD_LIBRARY_PATH解决此问题:

export LD_LIBRARY_PATH="$HADOOP_HOME/lib/native/:$LD_LIBRARY_PATH"
2020-06-17