[ 
https://issues.apache.org/jira/browse/YARN-5424?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15390359#comment-15390359
 ] 

Allen Wittenauer edited comment on YARN-5424 at 7/22/16 11:33 PM:
------------------------------------------------------------------

A typical stack trace from the unit test runs (e.g., 
https://builds.apache.org/job/hadoop-qbt-trunk-java8-linux-ppc/30/artifact/out/patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-server_hadoop-yarn-server-applicationhistoryservice.txt):

{code}
testGetOldEntitiesWithOutDomainId(org.apache.hadoop.yarn.server.timeline.TestTimelineDataManager)
  Time elapsed: 1.293 sec  <<< ERROR!
java.lang.UnsatisfiedLinkError: Could not load library. Reasons: [no 
leveldbjni64-1.8 in java.library.path, no leveldbjni-1.8 in java.library.path, 
no leveldbjni in java.library.path, 
/tmp/libleveldbjni-64-1-4932375027213879107.8: 
/tmp/libleveldbjni-64-1-4932375027213879107.8: cannot open shared object file: 
No such file or directory (Possible cause: can't load AMD 64-bit .so on a Power 
PC 64-bit platform)]
        at org.fusesource.hawtjni.runtime.Library.doLoad(Library.java:182)
        at org.fusesource.hawtjni.runtime.Library.load(Library.java:140)
        at org.fusesource.leveldbjni.JniDBFactory.<clinit>(JniDBFactory.java:48)
        at 
org.apache.hadoop.yarn.server.timeline.LeveldbTimelineStore.serviceInit(LeveldbTimelineStore.java:212)
        at 
org.apache.hadoop.service.AbstractService.init(AbstractService.java:163)
        at 
org.apache.hadoop.yarn.server.timeline.TestTimelineDataManager.setup(TestTimelineDataManager.java:57)
{code}


was (Author: aw):
A typical stack trace from the unit test runs:

{code}
testGetOldEntitiesWithOutDomainId(org.apache.hadoop.yarn.server.timeline.TestTimelineDataManager)
  Time elapsed: 1.293 sec  <<< ERROR!
java.lang.UnsatisfiedLinkError: Could not load library. Reasons: [no 
leveldbjni64-1.8 in java.library.path, no leveldbjni-1.8 in java.library.path, 
no leveldbjni in java.library.path, 
/tmp/libleveldbjni-64-1-4932375027213879107.8: 
/tmp/libleveldbjni-64-1-4932375027213879107.8: cannot open shared object file: 
No such file or directory (Possible cause: can't load AMD 64-bit .so on a Power 
PC 64-bit platform)]
        at org.fusesource.hawtjni.runtime.Library.doLoad(Library.java:182)
        at org.fusesource.hawtjni.runtime.Library.load(Library.java:140)
        at org.fusesource.leveldbjni.JniDBFactory.<clinit>(JniDBFactory.java:48)
        at 
org.apache.hadoop.yarn.server.timeline.LeveldbTimelineStore.serviceInit(LeveldbTimelineStore.java:212)
        at 
org.apache.hadoop.service.AbstractService.init(AbstractService.java:163)
        at 
org.apache.hadoop.yarn.server.timeline.TestTimelineDataManager.setup(TestTimelineDataManager.java:57)
{code}

> leveldb usage should be disabled by default or smarter about platforms
> ----------------------------------------------------------------------
>
>                 Key: YARN-5424
>                 URL: https://issues.apache.org/jira/browse/YARN-5424
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: yarn
>    Affects Versions: 3.0.0-alpha1
>            Reporter: Allen Wittenauer
>            Priority: Critical
>
> YARN processes fail on non-x86 platforms due to LevelDB usage being turned on 
> by default.  This is breaking the Jenkins build and prevents YARN from 
> working smoothly for a wide variety of users.



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