If a matrix is not persisted, the application should not try to multiply it since this leaves the workers in an inconsistent state and no further operations can continue but the messages show that the process is completed.
An error message should be logged if the matrix is not persisted.
If a matrix is not persisted, the application should not try to multiply it since this leaves the workers in an inconsistent state and no further operations can continue but the messages show that the process is completed. An error message should be logged if the matrix is not persisted.