Exception in thread "node1_MemtablePostFlush:1" java.util.concurrent.RejectedExecutionException: MemtableReclaimMemory has shut down
	at org.apache.cassandra.concurrent.ThreadPoolExecutorBase.lambda$static$0(ThreadPoolExecutorBase.java:49)
	at org.apache.cassandra.concurrent.ThreadPoolExecutorJMXAdapter.lambda$rejectedExecutionHandler$0(ThreadPoolExecutorJMXAdapter.java:238)
	at java.base/java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:825)
	at java.base/java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1355)
	at org.apache.cassandra.concurrent.ThreadPoolExecutorPlus.addTask(ThreadPoolExecutorPlus.java:50)
	at org.apache.cassandra.concurrent.ThreadPoolExecutorPlus.execute(ThreadPoolExecutorPlus.java:57)
	at org.apache.cassandra.utils.concurrent.ListenerList.safeExecute(ListenerList.java:166)
	at org.apache.cassandra.utils.concurrent.ListenerList.notifyListener(ListenerList.java:157)
	at org.apache.cassandra.utils.concurrent.ListenerList$RunnableWithExecutor.notifySelf(ListenerList.java:345)
	at org.apache.cassandra.utils.concurrent.ListenerList.lambda$notifyExclusive$0(ListenerList.java:124)
	at org.apache.cassandra.utils.concurrent.IntrusiveStack.forEach(IntrusiveStack.java:195)
	at org.apache.cassandra.utils.concurrent.ListenerList.notifyExclusive(ListenerList.java:124)
	at org.apache.cassandra.utils.concurrent.ListenerList.notify(ListenerList.java:96)
	at org.apache.cassandra.utils.concurrent.AsyncFuture.trySet(AsyncFuture.java:104)
	at org.apache.cassandra.utils.concurrent.AbstractFuture.trySuccess(AbstractFuture.java:143)
	at org.apache.cassandra.concurrent.FutureTask.run(FutureTask.java:71)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	at java.base/java.lang.Thread.run(Thread.java:829)
Exception in thread "node1_OptionalTasks:1" org.apache.cassandra.utils.concurrent.UncheckedInterruptedException
	at org.apache.cassandra.utils.concurrent.Awaitable$Defaults.awaitThrowUncheckedOnInterrupt(Awaitable.java:135)
	at org.apache.cassandra.utils.concurrent.Awaitable$AbstractAwaitable.awaitThrowUncheckedOnInterrupt(Awaitable.java:235)
	at org.apache.cassandra.db.commitlog.CommitLogSegment.waitForSync(CommitLogSegment.java:500)
	at org.apache.cassandra.db.commitlog.CommitLogSegment$Allocation.awaitDiskSync(CommitLogSegment.java:740)
	at org.apache.cassandra.db.commitlog.BatchCommitLogService.maybeWaitForSync(BatchCommitLogService.java:41)
	at org.apache.cassandra.db.commitlog.AbstractCommitLogService.finishWriteFor(AbstractCommitLogService.java:284)
	at org.apache.cassandra.db.commitlog.CommitLog.add(CommitLog.java:332)
	at org.apache.cassandra.db.CassandraKeyspaceWriteHandler.addToCommitLog(CassandraKeyspaceWriteHandler.java:99)
	at org.apache.cassandra.db.CassandraKeyspaceWriteHandler.beginWrite(CassandraKeyspaceWriteHandler.java:53)
	at org.apache.cassandra.db.Keyspace.applyInternal(Keyspace.java:598)
	at org.apache.cassandra.db.Keyspace.apply(Keyspace.java:483)
	at org.apache.cassandra.db.Mutation.apply(Mutation.java:245)
	at org.apache.cassandra.db.Mutation.apply(Mutation.java:265)
	at org.apache.cassandra.cql3.statements.ModificationStatement.executeInternalWithoutCondition(ModificationStatement.java:692)
	at org.apache.cassandra.cql3.statements.ModificationStatement.executeLocally(ModificationStatement.java:683)
	at org.apache.cassandra.cql3.QueryProcessor.executeInternal(QueryProcessor.java:477)
	at org.apache.cassandra.db.virtual.PeersTable.removeFromSystemPeersTables(PeersTable.java:190)
	at org.apache.cassandra.tcm.listeners.LegacyStateListener.notifyPostCommit(LegacyStateListener.java:79)
	at org.apache.cassandra.tcm.log.LocalLog.lambda$notifyPostCommit$3(LocalLog.java:597)
	at org.apache.cassandra.concurrent.FutureTask$1.call(FutureTask.java:96)
	at org.apache.cassandra.concurrent.FutureTask.call(FutureTask.java:61)
	at org.apache.cassandra.concurrent.FutureTask.run(FutureTask.java:71)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	at java.base/java.lang.Thread.run(Thread.java:829)