Hello igniters, I see the following warning in the log -
[17:23:29,070][WARN ][main][TcpCommunicationSpi] Message queue limit is set to 0 which may lead to potential OOMEs when running cache operations in FULL_ASYNC or PRIMARY_SYNC modes due to message queues growth on sender and receiver sides. Is this warning relevant to following error ? And then our server went down with following error - java.lang.OutOfMemoryError: unable to create new native thread at java.lang.Thread.start0(Native Method) ~[?:1.8.0_121] at java.lang.Thread.start(Thread.java:714) ~[?:1.8.0_121] at org.apache.ignite.internal.managers.discovery.GridDiscoveryManager.start(GridDiscoveryManager.java:726) ~[ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.internal.IgniteKernal.startManager(IgniteKernal.java:1745) ~[ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.internal.IgniteKernal.start(IgniteKernal.java:968) [ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start0(IgnitionEx.java:1895) [ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start(IgnitionEx.java:1647) [ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.internal.IgnitionEx.start0(IgnitionEx.java:1075) [ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.internal.IgnitionEx.start(IgnitionEx.java:595) [ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.internal.IgnitionEx.start(IgnitionEx.java:519) [ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.Ignition.start(Ignition.java:322) [ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.open.VisorOpenCommand.open(VisorOpenCommand.scala:251) [ignite-visor-console-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.open.VisorOpenCommand.open(VisorOpenCommand.scala:219) [ignite-visor-console-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.open.VisorOpenCommand$$anonfun$2.apply(VisorOpenCommand.scala:306) [ignite-visor-console-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.open.VisorOpenCommand$$anonfun$2.apply(VisorOpenCommand.scala:306) [ignite-visor-console-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.VisorConsole.mainLoop(VisorConsole.scala:217) [ignite-visor-console-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.VisorConsole$.delayedEndpoint$org$apache$ignite$visor$commands$VisorConsole$1(VisorConsole.scala:329) [ignite-visor-console-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.VisorConsole$delayedInit$body.apply(VisorConsole.scala:318) [ignite-visor-console-2.0.0.jar:2.0.0] at scala.Function0$class.apply$mcV$sp(Function0.scala:34) [scala-library-2.11.7.jar:?] at scala.runtime.AbstractFunction0.apply$mcV$sp(AbstractFunction0.scala:12) [scala-library-2.11.7.jar:?] at scala.App$$anonfun$main$1.apply(App.scala:76) [scala-library-2.11.7.jar:?] at scala.App$$anonfun$main$1.apply(App.scala:76) [scala-library-2.11.7.jar:?] at scala.collection.immutable.List.foreach(List.scala:381) [scala-library-2.11.7.jar:?] at scala.collection.generic.TraversableForwarder$class.foreach(TraversableForwarder.scala:35) [scala-library-2.11.7.jar:?] at scala.App$class.main(App.scala:76) [scala-library-2.11.7.jar:?] at org.apache.ignite.visor.commands.VisorConsole$.main(VisorConsole.scala:318) [ignite-visor-console-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.VisorConsole.main(VisorConsole.scala) [ignite-visor-console-2.0.0.jar:2.0.0] [22:25:28,566][ERROR][main][G] Failed to initialize striped pool. java.lang.OutOfMemoryError: unable to create new native thread at java.lang.Thread.start0(Native Method) ~[?:1.8.0_121] at java.lang.Thread.start(Thread.java:714) ~[?:1.8.0_121] at org.apache.ignite.internal.util.StripedExecutor$Stripe.start(StripedExecutor.java:444) ~[ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.internal.util.StripedExecutor.<init>(StripedExecutor.java:84) [ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start0(IgnitionEx.java:1729) [ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start(IgnitionEx.java:1647) [ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.internal.IgnitionEx.start0(IgnitionEx.java:1075) [ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.internal.IgnitionEx.start(IgnitionEx.java:595) [ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.internal.IgnitionEx.start(IgnitionEx.java:519) [ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.Ignition.start(Ignition.java:322) [ignite-core-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.open.VisorOpenCommand.open(VisorOpenCommand.scala:251) [ignite-visor-console-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.open.VisorOpenCommand.open(VisorOpenCommand.scala:219) [ignite-visor-console-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.open.VisorOpenCommand$$anonfun$2.apply(VisorOpenCommand.scala:306) [ignite-visor-console-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.open.VisorOpenCommand$$anonfun$2.apply(VisorOpenCommand.scala:306) [ignite-visor-console-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.VisorConsole.mainLoop(VisorConsole.scala:217) [ignite-visor-console-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.VisorConsole$.delayedEndpoint$org$apache$ignite$visor$commands$VisorConsole$1(VisorConsole.scala:329) [ignite-visor-console-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.VisorConsole$delayedInit$body.apply(VisorConsole.scala:318) [ignite-visor-console-2.0.0.jar:2.0.0] at scala.Function0$class.apply$mcV$sp(Function0.scala:34) [scala-library-2.11.7.jar:?] at scala.runtime.AbstractFunction0.apply$mcV$sp(AbstractFunction0.scala:12) [scala-library-2.11.7.jar:?] at scala.App$$anonfun$main$1.apply(App.scala:76) [scala-library-2.11.7.jar:?] at scala.App$$anonfun$main$1.apply(App.scala:76) [scala-library-2.11.7.jar:?] at scala.collection.immutable.List.foreach(List.scala:381) [scala-library-2.11.7.jar:?] at scala.collection.generic.TraversableForwarder$class.foreach(TraversableForwarder.scala:35) [scala-library-2.11.7.jar:?] at scala.App$class.main(App.scala:76) [scala-library-2.11.7.jar:?] at org.apache.ignite.visor.commands.VisorConsole$.main(VisorConsole.scala:318) [ignite-visor-console-2.0.0.jar:2.0.0] at org.apache.ignite.visor.commands.VisorConsole.main(VisorConsole.scala) [ignite-visor-console-2.0.0.jar:2.0.0] we run Ignite with bare minimum configuration and mostly we use it for spring cache. And we also use visor for monitoring ignite in our prod environment. any help will be much appreciated here .. Thanks .. Rishi -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/