[
https://issues.apache.org/jira/browse/BEAM-5650?focusedWorklogId=164354&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-164354
]
ASF GitHub Bot logged work on BEAM-5650:
----------------------------------------
Author: ASF GitHub Bot
Created on: 09/Nov/18 13:42
Start Date: 09/Nov/18 13:42
Worklog Time Spent: 10m
Work Description: mxm commented on a change in pull request #6952:
[BEAM-5650]: Modify BoundedToUnboundedSourceAdapter to configure its reader to
read more than 1 bounded source
URL: https://github.com/apache/beam/pull/6952#discussion_r232223871
##########
File path:
runners/core-construction-java/src/main/java/org/apache/beam/runners/core/construction/UnboundedReadFromBoundedSource.java
##########
@@ -85,7 +86,8 @@ public UnboundedReadFromBoundedSource(BoundedSource<T>
source) {
@Override
public PCollection<T> expand(PBegin input) {
- return input.getPipeline().apply(Read.from(new
BoundedToUnboundedSourceAdapter<>(source)));
+ final ArrayDeque<BoundedSource<T>> dequeue = new
ArrayDeque<>(Arrays.asList(source));
+ return input.getPipeline().apply(Read.from(new
BoundedToUnboundedSourceAdapter<>(dequeue)));
Review comment:
Please revert, wouldn't make any change here. The normal use case of
wrapping a single source should still be supported.
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Issue Time Tracking
-------------------
Worklog Id: (was: 164354)
Time Spent: 1.5h (was: 1h 20m)
> Timeout exceptions while reading a lot of files from a bounded source like S3
> with Flink runner
> -----------------------------------------------------------------------------------------------
>
> Key: BEAM-5650
> URL: https://issues.apache.org/jira/browse/BEAM-5650
> Project: Beam
> Issue Type: Bug
> Components: runner-core, runner-flink
> Reporter: Ankit Jhalaria
> Assignee: Ankit Jhalaria
> Priority: Major
> Time Spent: 1.5h
> Remaining Estimate: 0h
>
> * Using TextIO, I was trying to read around 850 files.
> * Getting this exception while using FlinkRunner
>
> {code:java}
> //Caused by: org.apache.flink.runtime.client.JobExecutionException:
> java.io.IOException: com.amazonaws.SdkClientException: Unable to execute HTTP
> request: Timeout waiting for connection from pool at
> org.apache.flink.runtime.minicluster.MiniCluster.executeJobBlocking(MiniCluster.java:625)
> at
> org.apache.flink.streaming.api.environment.LocalStreamEnvironment.execute(LocalStreamEnvironment.java:123)
> at
> org.apache.beam.runners.flink.FlinkPipelineExecutionEnvironment.executePipeline(FlinkPipelineExecutionEnvironment.java:175)
> at org.apache.beam.runners.flink.FlinkRunner.run(FlinkRunner.java:115) ...
> 28 more Caused by: java.io.IOException: com.amazonaws.SdkClientException:
> Unable to execute HTTP request: Timeout waiting for connection from pool at
> org.apache.beam.sdk.io.aws.s3.S3ReadableSeekableByteChannel.read(S3ReadableSeekableByteChannel.java:91)
> at
> org.apache.beam.sdk.io.CompressedSource$CompressedReader$CountingChannel.read(CompressedSource.java:382)
> at sun.nio.ch.ChannelInputStream.read(ChannelInputStream.java:65) at
> sun.nio.ch.ChannelInputStream.read(ChannelInputStream.java:109) at
> sun.nio.ch.ChannelInputStream.read(ChannelInputStream.java:103) at
> java.io.FilterInputStream.read(FilterInputStream.java:133) at
> java.io.PushbackInputStream.read(PushbackInputStream.java:186) at
> org.apache.beam.repackaged.beam_sdks_java_core.com.google.common.io.ByteStreams.read(ByteStreams.java:859)
> at
> org.apache.beam.sdk.io.Compression$3.readDecompressed(Compression.java:81) at
> org.apache.beam.sdk.io.CompressedSource$CompressionMode.createDecompressingChannel(CompressedSource.java:110)
> at
> org.apache.beam.sdk.io.CompressedSource$CompressedReader.startReading(CompressedSource.java:417)
> at
> org.apache.beam.sdk.io.FileBasedSource$FileBasedReader.startImpl(FileBasedSource.java:476)
> at
> org.apache.beam.sdk.io.OffsetBasedSource$OffsetBasedReader.start(OffsetBasedSource.java:249)
> at
> org.apache.beam.runners.core.construction.UnboundedReadFromBoundedSource$BoundedToUnboundedSourceAdapter$ResidualSource.advance(UnboundedReadFromBoundedSource.java:456)
> at
> org.apache.beam.runners.core.construction.UnboundedReadFromBoundedSource$BoundedToUnboundedSourceAdapter$ResidualSource.access$300(UnboundedReadFromBoundedSource.java:434)
> at
> org.apache.beam.runners.core.construction.UnboundedReadFromBoundedSource$BoundedToUnboundedSourceAdapter$Reader.advance(UnboundedReadFromBoundedSource.java:286)
> at
> org.apache.beam.runners.core.construction.UnboundedReadFromBoundedSource$BoundedToUnboundedSourceAdapter$Reader.start(UnboundedReadFromBoundedSource.java:279)
> at
> org.apache.beam.runners.flink.metrics.ReaderInvocationUtil.invokeStart(ReaderInvocationUtil.java:51)
> at
> org.apache.beam.runners.flink.translation.wrappers.streaming.io.UnboundedSourceWrapper.run(UnboundedSourceWrapper.java:250)
> at
> org.apache.beam.runners.flink.FlinkStreamingTransformTranslators$UnboundedSourceWrapperNoValueWithRecordId.run(FlinkStreamingTransformTranslators.java:1299)
> at
> org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:87)
> at
> org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:56)
> at
> org.apache.flink.streaming.runtime.tasks.SourceStreamTask.run(SourceStreamTask.java:99)
> at
> org.apache.flink.streaming.runtime.tasks.StoppableSourceStreamTask.run(StoppableSourceStreamTask.java:45)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:306)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:703) at
> java.lang.Thread.run(Thread.java:748) Caused by:
> com.amazonaws.SdkClientException: Unable to execute HTTP request: Timeout
> waiting for connection from pool at
> com.amazonaws.http.AmazonHttpClient$RequestExecutor.handleRetryableException(AmazonHttpClient.java:1116)
> at
> com.amazonaws.http.AmazonHttpClient$RequestExecutor.executeHelper(AmazonHttpClient.java:1066)
> at
> com.amazonaws.http.AmazonHttpClient$RequestExecutor.doExecute(AmazonHttpClient.java:743)
> at
> com.amazonaws.http.AmazonHttpClient$RequestExecutor.executeWithTimer(AmazonHttpClient.java:717)
> at
> com.amazonaws.http.AmazonHttpClient$RequestExecutor.execute(AmazonHttpClient.java:699)
> at
> com.amazonaws.http.AmazonHttpClient$RequestExecutor.access$500(AmazonHttpClient.java:667)
> at
> com.amazonaws.http.AmazonHttpClient$RequestExecutionBuilderImpl.execute(AmazonHttpClient.java:649)
> at com.amazonaws.http.AmazonHttpClient.execute(AmazonHttpClient.java:513) at
> com.amazonaws.services.s3.AmazonS3Client.invoke(AmazonS3Client.java:4368) at
> com.amazonaws.services.s3.AmazonS3Client.invoke(AmazonS3Client.java:4315) at
> com.amazonaws.services.s3.AmazonS3Client.getObject(AmazonS3Client.java:1416)
> at
> org.apache.beam.sdk.io.aws.s3.S3ReadableSeekableByteChannel.read(S3ReadableSeekableByteChannel.java:89)
> ... 26 more Caused by: org.apache.http.conn.ConnectionPoolTimeoutException:
> Timeout waiting for connection from pool at
> org.apache.http.impl.conn.PoolingHttpClientConnectionManager.leaseConnection(PoolingHttpClientConnectionManager.java:313)
> at
> org.apache.http.impl.conn.PoolingHttpClientConnectionManager$1.get(PoolingHttpClientConnectionManager.java:279)
> at sun.reflect.GeneratedMethodAccessor19.invoke(Unknown Source) at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498) at
> com.amazonaws.http.conn.ClientConnectionRequestFactory$Handler.invoke(ClientConnectionRequestFactory.java:70)
> at com.amazonaws.http.conn.$Proxy65.get(Unknown Source) at
> org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:191)
> at
> org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:185) at
> org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:185)
> at
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:83)
> at
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:56)
> at
> com.amazonaws.http.apache.client.impl.SdkHttpClient.execute(SdkHttpClient.java:72)
> at
> com.amazonaws.http.AmazonHttpClient$RequestExecutor.executeOneRequest(AmazonHttpClient.java:1238)
> at
> com.amazonaws.http.AmazonHttpClient$RequestExecutor.executeHelper(AmazonHttpClient.java:1058)
> ... 36 more{code}
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