shihuafeng created DRILL-8483:
---------------------------------
Summary: SpilledRecordBatch memory leak when the program threw an
exception during the process of building a hash table
Key: DRILL-8483
URL: https://issues.apache.org/jira/browse/DRILL-8483
Project: Apache Drill
Issue Type: Bug
Components: Server
Affects Versions: 1.21.1
Reporter: shihuafeng
Fix For: 1.21.2
During the process of reading data from disk to building hash tables in memory,
if an exception is thrown, it will result in a memory SpilledRecordBatch leak
exception log as following
{code:java}
Caused by: org.apache.drill.exec.exception.OutOfMemoryException: Unable to
allocate buffer of size 8192 due to memory limit (41943040). Current
allocation: 3684352
at
org.apache.drill.exec.memory.BaseAllocator.buffer(BaseAllocator.java:241)
at
org.apache.drill.exec.memory.BaseAllocator.buffer(BaseAllocator.java:216)
at
org.apache.drill.exec.vector.VarCharVector.allocateNew(VarCharVector.java:411)
at
org.apache.drill.exec.vector.NullableVarCharVector.allocateNew(NullableVarCharVector.java:270)
at
org.apache.drill.exec.physical.impl.common.HashPartition.allocateNewVectorContainer(HashPartition.java:215)
at
org.apache.drill.exec.physical.impl.common.HashPartition.allocateNewCurrentBatchAndHV(HashPartition.java:238)
at
org.apache.drill.exec.physical.impl.common.HashPartition.<init>(HashPartition.java:165){code}
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