/var/log/messages:

IOT-DB kernel: Out of memory: Kill process 52854 (java) score 914 or sacrifice child

IOT-DB kernel: Kill process 52854 (java) total-vm:40014196kB, annon-rss:31150912kB, file-rss:0kB, shmem-rss:0kB

CodePudding user response：

This is due to the memory allocated for IoTDB being larger than the system free memory.

Please check the MAX_HEAP_SIZE and MAX_DIRECT_MEMORY_SIZE in iotdb-env.sh/bat and decrease accordingly.