Hi guys,

I was using ignite in cluster mode with SQL. Recently, I start create and
drop table per 5 minutes. After few hours, an error will occur and the
whole cluster seems done. Error logs shows below. Any idea what should I do
to avoid this error again? Thanks a lot.

*[13:55:09,678][SEVERE][ttl-cleanup-worker-#53][] Critical system error
detected. Will be handled accordingly to configured handler [hnd=class
o.a.i.failure.StopNodeOrHaltFailureHandler, failureCtx=FailureContext
[type=SYSTEM_WORKER_TERMINATION, err=java.lang.IllegalStateException: Tree
is being concurrently destroyed: PendingEntries]]*
*java.lang.IllegalStateException: Tree is being concurrently destroyed:
PendingEntries*
*        at
org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree.checkDestroyed(BPlusTree.java:945)*
*        at
org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree.find(BPlusTree.java:955)*
*        at
org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree.find(BPlusTree.java:950)*
*        at
org.apache.ignite.internal.processors.cache.IgniteCacheOffheapManagerImpl.expire(IgniteCacheOffheapManagerImpl.java:1024)*
*        at
org.apache.ignite.internal.processors.cache.GridCacheTtlManager.expire(GridCacheTtlManager.java:197)*
*        at
org.apache.ignite.internal.processors.cache.GridCacheSharedTtlCleanupManager$CleanupWorker.body(GridCacheSharedTtlCleanupManager.java:137)*
*        at
org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:110)*
*        at java.lang.Thread.run(Thread.java:748)*
*[13:55:09,679][SEVERE][ttl-cleanup-worker-#53][] JVM will be halted
immediately due to the failure: [failureCtx=FailureContext
[type=SYSTEM_WORKER_TERMINATION, err=java.lang.IllegalStateException: Tree
is being concurrently destroyed: PendingEntries]]*

Attachment: default-config.log
Description: Binary data

Attachment: ignite.log
Description: Binary data

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