Intermittent Data Node Stalls or Crashes; High I/O Load; ndbmtd (Doc ID 1594169.1)

Last updated on MARCH 08, 2017

Applies to:

MySQL Cluster - Version 7.2 to 7.3 [Release 7.2 to 7.3]
Information in this document applies to any platform.

Symptoms

With RealTimeScheduler = 1 multi-threaded data nodes are unstable experiencing stalls and/or crashes particularly during periods with high disk I/O. This can for example happen:

 

Cause

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