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https://issues.apache.org/jira/browse/HBASE-22509?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andrew Purtell updated HBASE-22509:
-----------------------------------
Description:
FindBugs module:hbase-common
Inconsistent synchronization of
org.apache.hadoop.hbase.io.encoding.EncodedDataBlock$BufferGrabbingByteArrayOutputStream.ourBytes;
locked 50% of time Unsynchronized access at EncodedDataBlock.java:50% of time
Unsynchronized access at EncodedDataBlock.java:[line 258]
FindBugs module:hbase-hadoop2-compat
java.util.concurrent.ScheduledThreadPoolExecutor stored into
non-transient field MetricsExecutorImpl$ExecutorSingleton.scheduler At
MetricsExecutorImpl.java:MetricsExecutorImpl$ExecutorSingleton.scheduler At
MetricsExecutorImpl.java:[line 51]
FindBugs module:hbase-server
Possible null pointer dereference of r in
org.apache.hadoop.hbase.regionserver.HStore.removeCompactedfiles(Collection)
Dereferenced at HStore.java:r in
org.apache.hadoop.hbase.regionserver.HStore.removeCompactedfiles(Collection)
Dereferenced at HStore.java:[line 2840]
was:
FindBugs module:hbase-hadoop2-compat
java.util.concurrent.ScheduledThreadPoolExecutor stored into
non-transient field MetricsExecutorImpl$ExecutorSingleton.scheduler At
MetricsExecutorImpl.java:MetricsExecutorImpl$ExecutorSingleton.scheduler At
MetricsExecutorImpl.java:[line 51]
FindBugs module:hbase-server
Possible null pointer dereference of walKey in
org.apache.hadoop.hbase.regionserver.HRegion.append(Append, long, long)
Dereferenced at HRegion.java:walKey in
org.apache.hadoop.hbase.regionserver.HRegion.append(Append, long, long)
Dereferenced at HRegion.java:[line 7815]
Possible null pointer dereference of walKey in
org.apache.hadoop.hbase.regionserver.HRegion.doIncrement(Increment, long, long)
Dereferenced at HRegion.java:walKey in
org.apache.hadoop.hbase.regionserver.HRegion.doIncrement(Increment, long, long)
Dereferenced at HRegion.java:[line 8052]
Possible null pointer dereference of r in
org.apache.hadoop.hbase.regionserver.HStore.removeCompactedfiles(Collection)
Dereferenced at HStore.java:r in
org.apache.hadoop.hbase.regionserver.HStore.removeCompactedfiles(Collection)
Dereferenced at HStore.java:[line 2810]
org.apache.hadoop.hbase.tool.Canary$RegionMonitor.run() makes
inefficient use of keySet iterator instead of entrySet iterator At
Canary.java:keySet iterator instead of entrySet iterator At Canary.java:[line
1095]
> Address findbugs/spotbugs complaints (branch-1.4)
> --------------------------------------------------
>
> Key: HBASE-22509
> URL: https://issues.apache.org/jira/browse/HBASE-22509
> Project: HBase
> Issue Type: Bug
> Reporter: Andrew Purtell
> Assignee: Andrew Purtell
> Priority: Major
> Fix For: 1.3.5
>
>
> FindBugs module:hbase-common
> Inconsistent synchronization of
> org.apache.hadoop.hbase.io.encoding.EncodedDataBlock$BufferGrabbingByteArrayOutputStream.ourBytes;
> locked 50% of time Unsynchronized access at EncodedDataBlock.java:50% of
> time Unsynchronized access at EncodedDataBlock.java:[line 258]
> FindBugs module:hbase-hadoop2-compat
> java.util.concurrent.ScheduledThreadPoolExecutor stored into
> non-transient field MetricsExecutorImpl$ExecutorSingleton.scheduler At
> MetricsExecutorImpl.java:MetricsExecutorImpl$ExecutorSingleton.scheduler At
> MetricsExecutorImpl.java:[line 51]
> FindBugs module:hbase-server
> Possible null pointer dereference of r in
> org.apache.hadoop.hbase.regionserver.HStore.removeCompactedfiles(Collection)
> Dereferenced at HStore.java:r in
> org.apache.hadoop.hbase.regionserver.HStore.removeCompactedfiles(Collection)
> Dereferenced at HStore.java:[line 2840]
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