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Donald Szeto commented on PIO-59: --------------------------------- Are you running on VM or container? Our integration tests use http://www.issihosts.com/haveged/ to resolve this issue. > "pio app new" sometimes takes long time > --------------------------------------- > > Key: PIO-59 > URL: https://issues.apache.org/jira/browse/PIO-59 > Project: PredictionIO > Issue Type: Improvement > Reporter: Shinsuke Sugaya > Priority: Minor > > Some users reported this problem in user ML, and I also encountered it. > Checking stack traces, I think the cause is an entropy shortage for > /dev/random. > {code} > "main" #1 prio=5 os_prio=0 tid=0x00007fc94803f800 nid=0x49a9 runnable > [0x00007fc94fa1b000] > java.lang.Thread.State: RUNNABLE > at java.io.FileInputStream.readBytes(Native Method) > at java.io.FileInputStream.read(FileInputStream.java:255) > at > sun.security.provider.NativePRNG$RandomIO.readFully(NativePRNG.java:424) > at > sun.security.provider.NativePRNG$RandomIO.ensureBufferValid(NativePRNG.java:525) > at > sun.security.provider.NativePRNG$RandomIO.implNextBytes(NativePRNG.java:544) > - locked <0x00000003d34e8a48> (a java.lang.Object) > at > sun.security.provider.NativePRNG$RandomIO.access$400(NativePRNG.java:331) > at > sun.security.provider.NativePRNG$Blocking.engineNextBytes(NativePRNG.java:268) > at java.security.SecureRandom.nextBytes(SecureRandom.java:468) > at > org.apache.predictionio.data.storage.AccessKeys$class.generateKey(AccessKeys.scala:71) > at > org.apache.predictionio.data.storage.elasticsearch.ESAccessKeys.generateKey(ESAccessKeys.scala:40) > at > org.apache.predictionio.data.storage.elasticsearch.ESAccessKeys.insert(ESAccessKeys.scala:60) > at > org.apache.predictionio.tools.commands.App$$anonfun$create$4$$anonfun$apply$5.apply(App.scala:71) > at > org.apache.predictionio.tools.commands.App$$anonfun$create$4$$anonfun$apply$5.apply(App.scala:62) > at scala.Option.map(Option.scala:145) > at > org.apache.predictionio.tools.commands.App$$anonfun$create$4.apply(App.scala:62) > at > org.apache.predictionio.tools.commands.App$$anonfun$create$4.apply(App.scala:55) > at scala.Option.getOrElse(Option.scala:120) > at org.apache.predictionio.tools.commands.App$.create(App.scala:55) > at > org.apache.predictionio.tools.console.Pio$App$.create(Pio.scala:172) > at > org.apache.predictionio.tools.console.Console$$anonfun$main$1.apply(Console.scala:683) > at > org.apache.predictionio.tools.console.Console$$anonfun$main$1.apply(Console.scala:626) > at scala.Option.map(Option.scala:145) > at > org.apache.predictionio.tools.console.Console$.main(Console.scala:626) > at org.apache.predictionio.tools.console.Console.main(Console.scala) > {code} -- This message was sent by Atlassian JIRA (v6.3.15#6346)