The template parameter constant mtr_t::OPT refers to ‘optional’, not ‘optimized’. Also the default template parameter mtr_t::NORMAL refers to optimized writes. The name MAYBE_NOP would be more descriptive, conveying the idea that a write to a durable page might not actually have any effect.
- relates to
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MDEV-12353
Efficient InnoDB redo log record format
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Bug
Major