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https://issues.apache.org/jira/browse/HIVE-7620?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14089920#comment-14089920
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Thejas M Nair commented on HIVE-7620:
-------------------------------------

bq. How often is getHadoopSaslProperties called? Might make sense to cache 
method object to invoke if it's often. Otherwise looks good
In metastore server it is called once during metastore startup. For metastore 
clients, it is called everytime HiveMetaStoreClient is created and for every 
reconnect.
So its not very frequent, but I guess there is no harm in caching that as well.


> Hive metastore fails to start in secure mode due to 
> "java.lang.NoSuchFieldError: SASL_PROPS" error
> --------------------------------------------------------------------------------------------------
>
>                 Key: HIVE-7620
>                 URL: https://issues.apache.org/jira/browse/HIVE-7620
>             Project: Hive
>          Issue Type: Bug
>          Components: Metastore
>         Environment: Hadoop 2.5-snapshot with kerberos authentication on
>            Reporter: Thejas M Nair
>            Assignee: Thejas M Nair
>         Attachments: HIVE-7620.1.patch
>
>
> When Hive metastore is started in a Hadoop 2.5 cluster, it fails to start 
> with following error
> {code}
> 14/07/31 17:45:58 [main]: ERROR metastore.HiveMetaStore: Metastore Thrift 
> Server threw an exception...
> java.lang.NoSuchFieldError: SASL_PROPS
>       at 
> org.apache.hadoop.hive.thrift.HadoopThriftAuthBridge20S.getHadoopSaslProperties(HadoopThriftAuthBridge20S.java:126)
>       at 
> org.apache.hadoop.hive.metastore.MetaStoreUtils.getMetaStoreSaslProperties(MetaStoreUtils.java:1483)
>       at 
> org.apache.hadoop.hive.metastore.HiveMetaStore.startMetaStore(HiveMetaStore.java:5225)
>       at 
> org.apache.hadoop.hive.metastore.HiveMetaStore.main(HiveMetaStore.java:5152)
> {code}
> Changes in HADOOP-10451 to remove SaslRpcServer.SASL_PROPS are causing this 
> error.



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