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https://issues.apache.org/jira/browse/DRILL-8484?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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James Turton closed DRILL-8484.
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Resolution: Fixed
> HashJoinPOP memory leak is caused by an oom exception when read data from
> Stream with container
> -------------------------------------------------------------------------------------------------
>
> Key: DRILL-8484
> URL: https://issues.apache.org/jira/browse/DRILL-8484
> Project: Apache Drill
> Issue Type: Bug
> Components: Server
> Affects Versions: 1.21.1
> Reporter: shihuafeng
> Priority: Major
> Fix For: 1.21.2
>
>
> *Describe the bug*
> An oom exception occurred When read data from Stream with container
> ,resulting in hashJoinPOP memory leak
> *To Reproduce*
> prepare data for tpch 1s
> # 30 concurrent for tpch sql8
> # set direct memory 5g
> # when it had OutOfMemoryException , stopped all sql.
> # finding memory leak
> *leak info*
> {code:java}
> Allocator(frag:5:0) 5000000/1000000/31067136/40041943040
> (res/actual/peak/limit)
> child allocators: 1
> Allocator(op:5:0:1:HashJoinPOP) 1000000/16384/22822912/41943040
> (res/actual/peak/limit)
> child allocators: 0
> ledgers: 2
> ledger[1882757] allocator: op:5:0:1:HashJoinPOP), isOwning: true,
> size: 8192, references: 2, life: 16936270178816167..0, allocatorManager:
> [1703465, life: 16936270178813617..0] holds 4 buffers.
> DrillBuf[2041995], udle: [1703441 0..957]{code}
> {code:java}
> {code}
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