Server 1 -> Let's say IP is X. Status is running.
Server 2 -> Let's say IP is Y. Status is not running. We stopped this node for various reasons. Client1 -> TcpDiscoveryVmIpFinder ipAddress list has two server IPs - X,Y Client 2 -> TcpDiscoveryVmIpFinder ipAddress list has two server IPs - X,Y When we start Client1, and Client 2 App machines both at a time. In Client2 App machine, we found the following thread trace. A thread is kept waiting here since that App started. ``` "1 - 1591083466169" #168 prio=5 os_prio=0 tid=0x00007f60e416b800 nid=0x8034 waiting on condition [0x00007f5fde005000] java.lang.Thread.State: WAITING (parking) at sun.misc.Unsafe.park(Native Method) - parking to wait for <0x0000000739a4eb78> (a java.util.concurrent.CountDownLatch$Sync) at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:837) at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireSharedInterruptibly(AbstractQueuedSynchronizer.java:999) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireSharedInterruptibly(AbstractQueuedSynchronizer.java:1308) at java.util.concurrent.CountDownLatch.await(CountDownLatch.java:231) at org.apache.ignite.internal.util.IgniteUtils.await(IgniteUtils.java:7824) at org.apache.ignite.internal.processors.datastructures.DataStructuresProcessor.awaitInitialization(DataStructuresProcessor.java:1161) at org.apache.ignite.internal.processors.datastructures.DataStructuresProcessor.getAtomic(DataStructuresProcessor.java:505) at org.apache.ignite.internal.processors.datastructures.DataStructuresProcessor.semaphore(DataStructuresProcessor.java:1270) at org.apache.ignite.internal.IgniteKernal.semaphore(IgniteKernal.java:3930) at com.a.b.common.ignite.IgniteConnectionHandler.getSemaphore(IgniteConnectionHandler.java:110) at com.a.b.common.ignite.IgniteConnectionHandler.startIgniteObject(IgniteConnectionHandler.java:78) at com.a.b.common.ignite.IgniteConnectionHandler.getConnection(IgniteConnectionHandler.java:138) at com.a.b.common.ignite.IgniteConnectionHandler.<clinit>(IgniteConnectionHandler.java:32) at com.a.b.common.ignite.IgniteUtil.keys(IgniteUtil.java:489) ``` Can someone tell why it is WAITING here in Client2? In Client1 there were no issues and everything is working fine. All the threads in Client2 are in waiting state as "IgniteConnectionHandler" class's static block code is not completed. -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/