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https://issues.apache.org/jira/browse/HADOOP-18982?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17793666#comment-17793666
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ASF GitHub Bot commented on HADOOP-18982:
-----------------------------------------
zhangshuyan0 commented on code in PR #6281:
URL: https://github.com/apache/hadoop/pull/6281#discussion_r1417172435
##########
hadoop-common-project/hadoop-common/src/site/markdown/NativeLibraries.md.vm:
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@@ -128,8 +128,8 @@ You can load any native shared library using
DistributedCache for distributing a
This example shows you how to distribute a shared library, mylib.so, and load
it from a MapReduce task.
-1. First copy the library to the HDFS: `bin/hadoop fs -copyFromLocal
mylib.so.1 /libraries/mylib.so.1`
-2. The job launching program should contain the following:
`DistributedCache.createSymlink(conf);`
`DistributedCache.addCacheFile("hdfs://host:port/libraries/mylib.so.
1#mylib.so", conf);`
-3. The MapReduce task can contain: `System.loadLibrary("mylib.so");`
+1. First copy the library to the HDFS: `bin/hadoop fs -copyFromLocal
libmyexample.so.1 /libraries/libmyexample.so.1`
+2. The job launching program should contain the following:
`DistributedCache.createSymlink(conf);`
`DistributedCache.addCacheFile("hdfs://host:port/libraries/libmyexample.so.1#libmyexample.so",
conf);`
+3. The MapReduce task can contain: `System.loadLibrary("myexample");`
Review Comment:
@Hexiaoqiao Thanks for your review. This PR is updated.
> Fix doc about loading native libraries
> --------------------------------------
>
> Key: HADOOP-18982
> URL: https://issues.apache.org/jira/browse/HADOOP-18982
> Project: Hadoop Common
> Issue Type: Bug
> Reporter: Shuyan Zhang
> Priority: Major
> Labels: pull-request-available
>
> When we want load a native library libmyexample.so, the right way is to call
> System.loadLibrary("myexample") rather than
> System.loadLibrary("libmyexample.so").
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