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From "Kai Zheng (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-12955) Fix bugs in the initialization of the ISA-L library JNI bindings
Date Sat, 26 Mar 2016 00:59:25 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-12955?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15212677#comment-15212677
] 

Kai Zheng commented on HADOOP-12955:
------------------------------------

Thanks [~cmccabe] for the further helpful explanation. I will investigate the cases and fix
them. 

> Fix bugs in the initialization of the ISA-L library JNI bindings
> ----------------------------------------------------------------
>
>                 Key: HADOOP-12955
>                 URL: https://issues.apache.org/jira/browse/HADOOP-12955
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: native
>            Reporter: Kai Zheng
>            Assignee: Kai Zheng
>         Attachments: HADOOP-12955-v1.patch, HADOOP-12955-v2.patch
>
>
> Ref. the comment [here|https://issues.apache.org/jira/browse/HADOOP-11540?focusedCommentId=15207619&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-15207619].

> When run hadoop checknative, it also failed. Got something like below from log:
> {noformat}
> Stack: [0x00007f2b9d405000,0x00007f2b9d506000],  sp=0x00007f2b9d504748,  free space=1021k
> Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
> V  [libjvm.so+0xa90c90]  UTF8::unicode_length(char const*)+0x0
> V  [libjvm.so+0x6ddfc3]  jni_NewStringUTF+0xc3
> j  org.apache.hadoop.io.erasurecode.ErasureCodeNative.getLibraryName()Ljava/lang/String;+0
> j  org.apache.hadoop.util.NativeLibraryChecker.main([Ljava/lang/String;)V+212
> v  ~StubRoutines::call_stub
> V  [libjvm.so+0x68c616]  JavaCalls::call_helper(JavaValue*, methodHandle*, JavaCallArguments*,
Thread*)+0x1056
> V  [libjvm.so+0x6cdc32]  jni_invoke_static(JNIEnv_*, JavaValue*, _jobject*, JNICallType,
_jmethodID*, JNI_ArgumentPusher*, Thread*)+0x362
> V  [libjvm.so+0x6ea63a]  jni_CallStaticVoidMethod+0x17a
> C  [libjli.so+0x7bcc]  JavaMain+0x80c
> C  [libpthread.so.0+0x8182]  start_thread+0xc2
> Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
> j  org.apache.hadoop.io.erasurecode.ErasureCodeNative.getLibraryName()Ljava/lang/String;+0
> j  org.apache.hadoop.util.NativeLibraryChecker.main([Ljava/lang/String;)V+212
> v  ~StubRoutines::call_stub
> {noformat}



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