hadoop-common-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Steve Loughran (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-11730) Regression: s3n read failure recovery broken
Date Thu, 23 Apr 2015 15:47:38 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-11730?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Steve Loughran updated HADOOP-11730:
------------------------------------
    Target Version/s: 2.7.1
              Status: Patch Available  (was: Open)

> Regression: s3n read failure recovery broken
> --------------------------------------------
>
>                 Key: HADOOP-11730
>                 URL: https://issues.apache.org/jira/browse/HADOOP-11730
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: fs/s3
>    Affects Versions: 2.6.0, 2.5.0
>         Environment: HDP 2.2
>            Reporter: Takenori Sato
>            Assignee: Takenori Sato
>         Attachments: HADOOP-11730-branch-2.6.0.001.patch
>
>
> s3n attempts to read again when it encounters IOException during read. But the current
logic does not reopen the connection, thus, it ends up with no-op, and committing the wrong(truncated)
output.
> Here's a stack trace as an example.
> {quote}
> 2015-03-13 20:17:24,835 [TezChild] INFO  org.apache.pig.backend.hadoop.executionengine.tez.runtime.PigProcessor
- Starting output org.apache.tez.mapreduce.output.MROutput@52008dbd to vertex scope-12
> 2015-03-13 20:17:24,866 [TezChild] DEBUG org.jets3t.service.impl.rest.httpclient.HttpMethodReleaseInputStream
- Released HttpMethod as its response data stream threw an exception
> org.apache.http.ConnectionClosedException: Premature end of Content-Length delimited
message body (expected: 296587138; received: 155648
> 	at org.apache.http.impl.io.ContentLengthInputStream.read(ContentLengthInputStream.java:184)
> 	at org.apache.http.conn.EofSensorInputStream.read(EofSensorInputStream.java:138)
> 	at org.jets3t.service.io.InterruptableInputStream.read(InterruptableInputStream.java:78)
> 	at org.jets3t.service.impl.rest.httpclient.HttpMethodReleaseInputStream.read(HttpMethodReleaseInputStream.java:146)
> 	at org.apache.hadoop.fs.s3native.NativeS3FileSystem$NativeS3FsInputStream.read(NativeS3FileSystem.java:145)
> 	at java.io.BufferedInputStream.read1(BufferedInputStream.java:273)
> 	at java.io.BufferedInputStream.read(BufferedInputStream.java:334)
> 	at java.io.DataInputStream.read(DataInputStream.java:100)
> 	at org.apache.hadoop.util.LineReader.fillBuffer(LineReader.java:180)
> 	at org.apache.hadoop.util.LineReader.readDefaultLine(LineReader.java:216)
> 	at org.apache.hadoop.util.LineReader.readLine(LineReader.java:174)
> 	at org.apache.hadoop.mapreduce.lib.input.LineRecordReader.nextKeyValue(LineRecordReader.java:185)
> 	at org.apache.pig.builtin.PigStorage.getNext(PigStorage.java:259)
> 	at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigRecordReader.nextKeyValue(PigRecordReader.java:204)
> 	at org.apache.tez.mapreduce.lib.MRReaderMapReduce.next(MRReaderMapReduce.java:116)
> 	at org.apache.pig.backend.hadoop.executionengine.tez.plan.operator.POSimpleTezLoad.getNextTuple(POSimpleTezLoad.java:106)
> 	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator.processInput(PhysicalOperator.java:307)
> 	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POForEach.getNextTuple(POForEach.java:246)
> 	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator.processInput(PhysicalOperator.java:307)
> 	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POFilter.getNextTuple(POFilter.java:91)
> 	at org.apache.pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator.processInput(PhysicalOperator.java:307)
> 	at org.apache.pig.backend.hadoop.executionengine.tez.plan.operator.POStoreTez.getNextTuple(POStoreTez.java:117)
> 	at org.apache.pig.backend.hadoop.executionengine.tez.runtime.PigProcessor.runPipeline(PigProcessor.java:313)
> 	at org.apache.pig.backend.hadoop.executionengine.tez.runtime.PigProcessor.run(PigProcessor.java:192)
> 	at org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:324)
> 	at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:176)
> 	at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:168)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at javax.security.auth.Subject.doAs(Subject.java:415)
> 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1628)
> 	at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.call(TezTaskRunner.java:168)
> 	at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.call(TezTaskRunner.java:163)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> 	at java.lang.Thread.run(Thread.java:745)
> 2015-03-13 20:17:24,867 [TezChild] INFO  org.apache.hadoop.fs.s3native.NativeS3FileSystem
- Received IOException while reading 'user/hadoop/tsato/readlarge/input/cloudian-s3.log.20141119',
attempting to reopen.
> 2015-03-13 20:17:24,867 [TezChild] DEBUG org.jets3t.service.impl.rest.httpclient.HttpMethodReleaseInputStream
- Released HttpMethod as its response data stream is fully consumed
> 2015-03-13 20:17:24,868 [TezChild] INFO  org.apache.tez.dag.app.TaskAttemptListenerImpTezDag
- Commit go/no-go request from attempt_1426245338920_0001_1_00_000004_0
> 2015-03-13 20:17:24,868 [TezChild] INFO  org.apache.tez.dag.app.dag.impl.TaskImpl - attempt_1426245338920_0001_1_00_000004_0
given a go for committing the task output.
> {quote}
> It seems this is a regression, which was introduced by the following optimizations.
> https://issues.apache.org/jira/browse/HADOOP-10589
> https://issues.apache.org/jira/browse/HADOOP-10457
> Also, test cases should be reviewed so that it covers this scenario.



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

Mime
View raw message