Thomas Graves created MAPREDUCE-4239:
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Summary: gridmix has 11 findbugs warnings
Key: MAPREDUCE-4239
URL: https://issues.apache.org/jira/browse/MAPREDUCE-4239
Project: Hadoop Map/Reduce
Issue Type: Bug
Components: contrib/gridmix
Affects Versions: 2.0.0
Reporter: Thomas Graves
Priority: Minor
jira MAPREDUCE-3543 is mavenizing gridmix. I found that gridmix has 11
findbugs warnings while doing that jira that should be fixed or have excludes
added for them.
Code Warning
Se org.apache.hadoop.mapred.gridmix.GridmixRecord$Comparator implements
Comparator but not Serializable
Malicious code vulnerability Warnings
Code Warning
EI org.apache.hadoop.mapred.gridmix.SleepJob$SleepSplit.getLocations() may
expose internal representation by returning SleepJob$SleepSplit.locations
EI2 new org.apache.hadoop.mapred.gridmix.SleepJob(Configuration, long,
JobStory, Path, UserGroupInformation, int, int, String[]) may expose internal
representation by storing an externally mutable object into SleepJob.hosts
EI2 new org.apache.hadoop.mapred.gridmix.SleepJob$SleepSplit(int, long,
long[], int, String[]) may expose internal representation by storing an
externally mutable object into SleepJob$SleepSplit.locations
EI2 new org.apache.hadoop.mapred.gridmix.SleepJob$SleepSplit(int, long,
long[], int, String[]) may expose internal representation by storing an
externally mutable object into SleepJob$SleepSplit.reduceDurations
MS
org.apache.hadoop.mapred.gridmix.emulators.resourceusage.TotalHeapUsageEmulatorPlugin.ONE_MB
isn't final but should be
MS
org.apache.hadoop.mapred.gridmix.emulators.resourceusage.TotalHeapUsageEmulatorPlugin$DefaultHeapUsageEmulator.heapSpace
isn't final but should be
Multithreaded correctness Warnings
Code Warning
JLM Synchronization performed on java.util.concurrent.LinkedBlockingQueue
in org.apache.hadoop.mapred.gridmix.JobMonitor.add(Statistics$JobStats)
JLM Synchronization performed on java.util.concurrent.BlockingQueue in
org.apache.hadoop.mapred.gridmix.JobMonitor$MonitorThread.run()
JLM Synchronization performed on java.util.concurrent.BlockingQueue in
org.apache.hadoop.mapred.gridmix.JobMonitor$MonitorThread.run()
Dodgy Warnings
Code Warning
REC Exception is caught when Exception is not thrown in
org.apache.hadoop.mapred.gridmix.ExecutionSummarizer.processJobState(Statistics$JobStats)
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