[
https://issues.apache.org/jira/browse/HIVE-22410?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
fanshilun updated HIVE-22410:
-----------------------------
Description:
java.lang.NullPointerException
at
org.apache.hadoop.hive.metastore.utils.IncrementalObjectSizeEstimator$ObjectEstimator.estimateArrayElements(IncrementalObjectSizeEstimator.java:501)
~[hive-metastore-2.3.5.jar:2.3.5]
at
org.apache.hadoop.hive.metastore.utils.IncrementalObjectSizeEstimator$ObjectEstimator.estimate(IncrementalObjectSizeEstimator.java:443)
~[hive-metastore-2.3.5.jar:2.3.5]
at
org.apache.hadoop.hive.metastore.utils.IncrementalObjectSizeEstimator$ObjectEstimator.estimate(IncrementalObjectSizeEstimator.java:433)
~[hive-metastore-2.3.5.jar:2.3.5]
at
org.apache.hadoop.hive.metastore.utils.IncrementalObjectSizeEstimator$ObjectEstimator.estimate(IncrementalObjectSizeEstimator.java:369)
~[hive-metastore-2.3.5.jar:2.3.5]
at
org.apache.hadoop.hive.metastore.cached.SharedCache.populateTableInCache(SharedCache.java:1028)
~[hive-metastore-2.3.5.jar:2.3.5]
at
org.apache.hadoop.hive.metastore.cached.CachedStore.prewarm(CachedStore.java:314)
~[hive-metastore-2.3.5.jar:2.3.5]
at
org.apache.hadoop.hive.metastore.cached.CachedStore$CacheUpdateMasterWork.run(CachedStore.java:492)
[hive-metastore-2.3.5.jar:2.3.5]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
[?:1.7.0_40]
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304) [?:1.7.0_40]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
[?:1.7.0_40]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
[?:1.7.0_40]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
[?:1.7.0_40]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
[?:1.7.0_40]
at java.lang.Thread.run(Thread.java:724) [?:1.7.0_40]
*reason:*
Methods estimateArrayElements throw NPE
I found that the last class does not appear in the parent (HashMap<Class<?>,
Object Estimator> ), and the parent does not contain the information of the
ConcurrentHashMap Class.
The solution is to initialize the class information before using it.
was:
java.lang.NullPointerException
at
org.apache.hadoop.hive.metastore.utils.IncrementalObjectSizeEstimator$ObjectEstimator.estimateArrayElements(IncrementalObjectSizeEstimator.java:501)
~[hive-metastore-2.3.5.jar:2.3.5]
at
org.apache.hadoop.hive.metastore.utils.IncrementalObjectSizeEstimator$ObjectEstimator.estimate(IncrementalObjectSizeEstimator.java:443)
~[hive-metastore-2.3.5.jar:2.3.5]
at
org.apache.hadoop.hive.metastore.utils.IncrementalObjectSizeEstimator$ObjectEstimator.estimate(IncrementalObjectSizeEstimator.java:433)
~[hive-metastore-2.3.5.jar:2.3.5]
at
org.apache.hadoop.hive.metastore.utils.IncrementalObjectSizeEstimator$ObjectEstimator.estimate(IncrementalObjectSizeEstimator.java:369)
~[hive-metastore-2.3.5.jar:2.3.5]
at
org.apache.hadoop.hive.metastore.cached.SharedCache.populateTableInCache(SharedCache.java:1028)
~[hive-metastore-2.3.5.jar:2.3.5]
at
org.apache.hadoop.hive.metastore.cached.CachedStore.prewarm(CachedStore.java:314)
~[hive-metastore-2.3.5.jar:2.3.5]
at
org.apache.hadoop.hive.metastore.cached.CachedStore$CacheUpdateMasterWork.run(CachedStore.java:492)
[hive-metastore-2.3.5.jar:2.3.5]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
[?:1.7.0_40]
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304) [?:1.7.0_40]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
[?:1.7.0_40]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
[?:1.7.0_40]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
[?:1.7.0_40]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
[?:1.7.0_40]
at java.lang.Thread.run(Thread.java:724) [?:1.7.0_40]
> CachedStore Prewarm Failure NPE
> -------------------------------
>
> Key: HIVE-22410
> URL: https://issues.apache.org/jira/browse/HIVE-22410
> Project: Hive
> Issue Type: Bug
> Components: Standalone Metastore
> Affects Versions: 3.1.2, 2.3.7
> Environment: JDK 1.7.0_40
> Reporter: fanshilun
> Assignee: fanshilun
> Priority: Major
> Labels: cachedstore
> Fix For: 2.3.7, 3.1.3
>
> Attachments: HIVE-22410.1.patch
>
>
> java.lang.NullPointerException
> at
> org.apache.hadoop.hive.metastore.utils.IncrementalObjectSizeEstimator$ObjectEstimator.estimateArrayElements(IncrementalObjectSizeEstimator.java:501)
> ~[hive-metastore-2.3.5.jar:2.3.5]
> at
> org.apache.hadoop.hive.metastore.utils.IncrementalObjectSizeEstimator$ObjectEstimator.estimate(IncrementalObjectSizeEstimator.java:443)
> ~[hive-metastore-2.3.5.jar:2.3.5]
> at
> org.apache.hadoop.hive.metastore.utils.IncrementalObjectSizeEstimator$ObjectEstimator.estimate(IncrementalObjectSizeEstimator.java:433)
> ~[hive-metastore-2.3.5.jar:2.3.5]
> at
> org.apache.hadoop.hive.metastore.utils.IncrementalObjectSizeEstimator$ObjectEstimator.estimate(IncrementalObjectSizeEstimator.java:369)
> ~[hive-metastore-2.3.5.jar:2.3.5]
> at
> org.apache.hadoop.hive.metastore.cached.SharedCache.populateTableInCache(SharedCache.java:1028)
> ~[hive-metastore-2.3.5.jar:2.3.5]
> at
> org.apache.hadoop.hive.metastore.cached.CachedStore.prewarm(CachedStore.java:314)
> ~[hive-metastore-2.3.5.jar:2.3.5]
> at
> org.apache.hadoop.hive.metastore.cached.CachedStore$CacheUpdateMasterWork.run(CachedStore.java:492)
> [hive-metastore-2.3.5.jar:2.3.5]
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> [?:1.7.0_40]
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
> [?:1.7.0_40]
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
> [?:1.7.0_40]
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
> [?:1.7.0_40]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> [?:1.7.0_40]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> [?:1.7.0_40]
> at java.lang.Thread.run(Thread.java:724) [?:1.7.0_40]
> *reason:*
> Methods estimateArrayElements throw NPE
> I found that the last class does not appear in the parent (HashMap<Class<?>,
> Object Estimator> ), and the parent does not contain the information of the
> ConcurrentHashMap Class.
> The solution is to initialize the class information before using it.
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