When running ./gradlew test
on a centos machine with gradle and java set
In the trunk version from today
There are errors about too many files open of the form
"
kafka.admin.DeleteTopicTest > testDeletingPartiallyDeletedTopic FAILED
org.apache.kafka.common.KafkaException: java.io.IOException: Too many
open files
at
org.apache.kafka.common.network.Selector.<init>(Selector.java:160)
at
org.apache.kafka.common.network.Selector.<init>(Selector.java:212)
at
org.apache.kafka.common.network.Selector.<init>(Selector.java:225)
at
kafka.coordinator.transaction.TransactionMarkerChannelManager$.apply(TransactionMarkerChannelManager.scala:66)
at
kafka.coordinator.transaction.TransactionCoordinator$.apply(TransactionCoordinator.scala:62)
at kafka.server.KafkaServer.startup(KafkaServer.scala:279)
at kafka.utils.TestUtils$.createServer(TestUtils.scala:135)
at
kafka.admin.DeleteTopicTest.$anonfun$createTestTopicAndCluster$2(DeleteTopicTest.scala:372)
at
scala.collection.TraversableLike.$anonfun$map$1(TraversableLike.scala:233)
at scala.collection.Iterator.foreach(Iterator.scala:937)
at scala.collection.Iterator.foreach$(Iterator.scala:937)
at scala.collection.AbstractIterator.foreach(Iterator.scala:1425)
at scala.collection.IterableLike.foreach(IterableLike.scala:70)
at scala.collection.IterableLike.foreach$(IterableLike.scala:69)
at scala.collection.AbstractIterable.foreach(Iterable.scala:54)
at scala.collection.TraversableLike.map(TraversableLike.scala:233)
at scala.collection.TraversableLike.map$(TraversableLike.scala:226)
at scala.collection.AbstractTraversable.map(Traversable.scala:104)
at
kafka.admin.DeleteTopicTest.createTestTopicAndCluster(DeleteTopicTest.scala:372)
at
kafka.admin.DeleteTopicTest.createTestTopicAndCluster(DeleteTopicTest.scala:366)
at
kafka.admin.DeleteTopicTest.testDeletingPartiallyDeletedTopic(DeleteTopicTest.scala:418)
Caused by:
java.io.IOException: Too many open files
at sun.nio.ch.EPollArrayWrapper.epollCreate(Native Method)
at
sun.nio.ch.EPollArrayWrapper.<init>(EPollArrayWrapper.java:130)
at
sun.nio.ch.EPollSelectorImpl.<init>(EPollSelectorImpl.java:69)
at
sun.nio.ch.EPollSelectorProvider.openSelector(EPollSelectorProvider.java:36)
at java.nio.channels.Selector.open(Selector.java:227)
at
org.apache.kafka.common.network.Selector.<init>(Selector.java:158)
... 20 more
"
Is the environment I am using for gradle test is invalid ? are there
special settings required ?
