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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2014/10/26 18:40:34 UTC
[jira] [Commented] (SPARK-4091) Occasionally spark.local.dir can be
deleted twice and causes test failure
[ https://issues.apache.org/jira/browse/SPARK-4091?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14184560#comment-14184560 ]
Apache Spark commented on SPARK-4091:
-------------------------------------
User 'liancheng' has created a pull request for this issue:
https://github.com/apache/spark/pull/2945
> Occasionally spark.local.dir can be deleted twice and causes test failure
> -------------------------------------------------------------------------
>
> Key: SPARK-4091
> URL: https://issues.apache.org/jira/browse/SPARK-4091
> Project: Spark
> Issue Type: Bug
> Components: Spark Core
> Affects Versions: 1.1.0
> Reporter: Cheng Lian
>
> By persisting an arbitrary RDD with storage level {{MEMORY_AND_DISK}}, Spark may occasionally throw the following exception when shutting down:
> {code}
> java.io.IOException: Failed to list files for dir: /var/folders/kh/r9ylmzln40n9nrlchnsry2qw0000gn/T/spark-local-20141027005012-5bcd/0b
> at org.apache.spark.util.Utils$.listFilesSafely(Utils.scala:664)
> at org.apache.spark.util.Utils$.deleteRecursively(Utils.scala:678)
> at org.apache.spark.util.Utils$$anonfun$deleteRecursively$1.apply(Utils.scala:680)
> at org.apache.spark.util.Utils$$anonfun$deleteRecursively$1.apply(Utils.scala:678)
> at scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
> at scala.collection.mutable.WrappedArray.foreach(WrappedArray.scala:34)
> at org.apache.spark.util.Utils$.deleteRecursively(Utils.scala:678)
> at org.apache.spark.util.Utils$$anon$4$$anonfun$run$1$$anonfun$apply$mcV$sp$2.apply(Utils.scala:177)
> at org.apache.spark.util.Utils$$anon$4$$anonfun$run$1$$anonfun$apply$mcV$sp$2.apply(Utils.scala:175)
> at scala.collection.mutable.HashSet.foreach(HashSet.scala:79)
> at org.apache.spark.util.Utils$$anon$4$$anonfun$run$1.apply$mcV$sp(Utils.scala:175)
> at org.apache.spark.util.Utils$$anon$4$$anonfun$run$1.apply(Utils.scala:173)
> at org.apache.spark.util.Utils$$anon$4$$anonfun$run$1.apply(Utils.scala:173)
> at org.apache.spark.util.Utils$.logUncaughtExceptions(Utils.scala:1323)
> at org.apache.spark.util.Utils$$anon$4.run(Utils.scala:173)
> {code}
> By adding log output to {{Utils.deleteRecursively}}, setting breakpoints at {{File.delete}} in IntelliJ, and asking IntelliJ to evaluate and log {{Thread.currentThread().getStackTrace()}} when the breakpoint is hit rather than suspend execution, we can get the following result, which shows {{spark.local.dir}} is deleted twice from both {{DiskBlockManager.stop}} and the shutdown hook installed in {{Utils}}:
> {code}
> +++ Deleting file: /var/folders/kh/r9ylmzln40n9nrlchnsry2qw0000gn/T/spark-local-20141027003412-7fae/1d
> Breakpoint reached at java.io.File.delete(File.java:1028)
> [java.lang.Thread.getStackTrace(Thread.java:1589)
> java.io.File.delete(File.java:1028)
> org.apache.spark.util.Utils$.deleteRecursively(Utils.scala:695)
> org.apache.spark.util.Utils$$anon$4$$anonfun$run$1$$anonfun$apply$mcV$sp$2.apply(Utils.scala:177)
> org.apache.spark.util.Utils$$anon$4$$anonfun$run$1$$anonfun$apply$mcV$sp$2.apply(Utils.scala:175)
> scala.collection.mutable.HashSet.foreach(HashSet.scala:79)
> org.apache.spark.util.Utils$$anon$4$$anonfun$run$1.apply$mcV$sp(Utils.scala:175)
> org.apache.spark.util.Utils$$anon$4$$anonfun$run$1.apply(Utils.scala:173)
> org.apache.spark.util.Utils$$anon$4$$anonfun$run$1.apply(Utils.scala:173)
> org.apache.spark.util.Utils$.logUncaughtExceptions(Utils.scala:1323)
> org.apache.spark.util.Utils$$anon$4.run(Utils.scala:173)]
> +++ Deleting file: /var/folders/kh/r9ylmzln40n9nrlchnsry2qw0000gn/T/spark-local-20141027003412-7fae/1d
> Breakpoint reached at java.io.File.delete(File.java:1028)
> [java.lang.Thread.getStackTrace(Thread.java:1589)
> java.io.File.delete(File.java:1028)
> org.apache.spark.util.Utils$.deleteRecursively(Utils.scala:695)
> org.apache.spark.util.Utils$$anonfun$deleteRecursively$1.apply(Utils.scala:680)
> org.apache.spark.util.Utils$$anonfun$deleteRecursively$1.apply(Utils.scala:678)
> scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
> scala.collection.mutable.WrappedArray.foreach(WrappedArray.scala:34)
> org.apache.spark.util.Utils$.deleteRecursively(Utils.scala:678)
> org.apache.spark.storage.DiskBlockManager$$anonfun$stop$1.apply(DiskBlockManager.scala:157)
> org.apache.spark.storage.DiskBlockManager$$anonfun$stop$1.apply(DiskBlockManager.scala:154)
> scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
> scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:108)
> org.apache.spark.storage.DiskBlockManager.stop(DiskBlockManager.scala:154)
> org.apache.spark.storage.DiskBlockManager$$anon$1$$anonfun$run$1.apply$mcV$sp(DiskBlockManager.scala:147)
> org.apache.spark.storage.DiskBlockManager$$anon$1$$anonfun$run$1.apply(DiskBlockManager.scala:145)
> org.apache.spark.storage.DiskBlockManager$$anon$1$$anonfun$run$1.apply(DiskBlockManager.scala:145)
> org.apache.spark.util.Utils$.logUncaughtExceptions(Utils.scala:1323)
> org.apache.spark.storage.DiskBlockManager$$anon$1.run(DiskBlockManager.scala:145)]
> {code}
> When this bug happens during Jenkins build, it fails {{CliSuite}}.
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