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MySQL NDB Cluster API Developer Guide
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2.4.2.12 Overload error

The following list enumerates all NDB errors of type OL (Overload error).

Error code

1221

MySQL error

DMEC

Error message

REDO buffers overloaded (increase RedoBuffer)

Error code

1518

MySQL error

DMEC

Error message

IO overload error

Error code

4006

MySQL error

DMEC

Error message

Connect failure - out of connection objects (increase MaxNoOfConcurrentTransactions)

Error code

410

MySQL error

DMEC

Error message

REDO log files overloaded (decrease TimeBetweenLocalCheckpoints or increase NoOfFragmentLogFiles)

Error code

677

MySQL error

DMEC

Error message

Index UNDO buffers overloaded (increase UndoIndexBuffer)

Error code

701

MySQL error

DMEC

Error message

System busy with other schema operation

Error code

711

MySQL error

DMEC

Error message

System busy with node restart, schema operations not allowed

Error code

891

MySQL error

DMEC

Error message

Data UNDO buffers overloaded (increase UndoDataBuffer)