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The Data Node (ndbmtd/ndbd) Uses Too Much Memory (Doc ID 2398141.1)

Last updated on MAY 13, 2018

Applies to:

MySQL Cluster - Version 7.1 and later
Information in this document applies to any platform.

Symptoms

The data node (the ndbmtd or ndbd process) compared to the expected given the configuration settings of DataMemory, IndexMemory, SendBufferMemory, ReceiveBufferMemory, SharedGlobalMemory, and other options that clearly are related to the memory usage.

Changes

The memory usage may have gone up after changing the configuration even if it was thought the setting should not affect the memory usage.

Cause

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