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Posted to user@ignite.apache.org by vkulichenko <va...@gmail.com> on 2015/09/01 19:45:22 UTC

Re: H2 exception. lots of queries

vsuslov wrote
> [SEVERE][grid-nio-worker-2-#197%null%][TcpCommunicationSpi] Caught
> unhandled exception in NIO worker thread (restart the node).
> java.lang.OutOfMemoryError: GC overhead limit exceeded

So you just ran out of memory. You should either allocate more heap memory
on server nodes or switch to offheap:
https://apacheignite.readme.io/docs/off-heap-memory

-Val



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