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https://issues.apache.org/jira/browse/BEAM-14184?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kenneth Knowles updated BEAM-14184:
-----------------------------------
Status: Open (was: Triage Needed)
> DirectStreamObserver does not respect channel isReady
> -----------------------------------------------------
>
> Key: BEAM-14184
> URL: https://issues.apache.org/jira/browse/BEAM-14184
> Project: Beam
> Issue Type: Bug
> Components: sdk-java-harness
> Reporter: Luke Cwik
> Assignee: Luke Cwik
> Priority: P2
>
> Leads to OOMs like:
> {noformat}
> Output channel stalled for 1023s, outbound thread CHAIN MapPartition
> (MapPartition at [1]PerformInference) -> FlatMap (FlatMap at
> ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at
> GroupCombine:
> PerformInferenceAndCombineResults_dep_049/GroupPredictionsByImage) -> Map
> (Key Extractor) (1/1). See: https://issues.apache.org/jira/browse/BEAM-4280
> for the history for this issue.
> Feb 18, 2022 11:51:05 AM
> org.apache.beam.vendor.grpc.v1p36p0.io.grpc.netty.NettyServerTransport
> notifyTerminated
> INFO: Transport failed
> org.apache.beam.vendor.grpc.v1p36p0.io.netty.util.internal.OutOfDirectMemoryError:
> failed to allocate 2097152 byte(s) of direct memory (used: 1205862679, max:
> 1207959552)
> at
> org.apache.beam.vendor.grpc.v1p36p0.io.netty.util.internal.PlatformDependent.incrementMemoryCounter(PlatformDependent.java:754)
> at
> org.apache.beam.vendor.grpc.v1p36p0.io.netty.util.internal.PlatformDependent.allocateDirectNoCleaner(PlatformDependent.java:709)
> at
> org.apache.beam.vendor.grpc.v1p36p0.io.netty.buffer.PoolArena$DirectArena.allocateDirect(PoolArena.java:645)
> at
> org.apache.beam.vendor.grpc.v1p36p0.io.netty.buffer.PoolArena$DirectArena.newChunk(PoolArena.java:621)
> at
> org.apache.beam.vendor.grpc.v1p36p0.io.netty.buffer.PoolArena.allocateNormal(PoolArena.java:204)
> at
> org.apache.beam.vendor.grpc.v1p36p0.io.netty.buffer.PoolArena.tcacheAllocateNormal(PoolArena.java:188)
> {noformat}
> See more context in
> https://lists.apache.org/thread/llmxodbmczhn10c98prs8wmd5hy4nvff
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