JiangHua Zhu created HDFS-16269:
-----------------------------------
Summary: [Fix] Improve NNThroughputBenchmark#blockReport operation
Key: HDFS-16269
URL: https://issues.apache.org/jira/browse/HDFS-16269
Project: Hadoop HDFS
Issue Type: Bug
Reporter: JiangHua Zhu
When using NNThroughputBenchmark to verify the blockReport, you will get some
exception information.
Commands used:
./bin/hadoop org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark -fs
xxxx -op blockReport -datanodes 3 -reports 1
The exception information:
21/10/12 14:35:18 INFO namenode.NNThroughputBenchmark: Starting benchmark:
blockReport
21/10/12 14:35:19 INFO namenode.NNThroughputBenchmark: Creating 10 files with
10 blocks each.
21/10/12 14:35:19 ERROR namenode.NNThroughputBenchmark:
java.lang.ArrayIndexOutOfBoundsException: 50009
at
org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark$BlockReportStats.addBlocks(NNThroughputBenchmark.java:1161)
at
org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark$BlockReportStats.generateInputs(NNThroughputBenchmark.java:1143)
at
org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark$OperationStatsBase.benchmark(NNThroughputBenchmark.java:257)
at
org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark.run(NNThroughputBenchmark.java:1528)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:90)
at
org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark.runBenchmark(NNThroughputBenchmark.java:1430)
at
org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark.main(NNThroughputBenchmark.java:1550)
Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 50009
at
org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark$BlockReportStats.addBlocks(NNThroughputBenchmark.java:1161)
at
org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark$BlockReportStats.generateInputs(NNThroughputBenchmark.java:1143)
at
org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark$OperationStatsBase.benchmark(NNThroughputBenchmark.java:257)
at
org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark.run(NNThroughputBenchmark.java:1528)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:90)
at
org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark.runBenchmark(NNThroughputBenchmark.java:1430)
at
org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark.main(NNThroughputBenchmark.java:1550)
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