修改mysql5.7的错误日志级别

mysql5.7,启用基于logical_clock的多线程复制,发现error日志增加很快，查看日志发现大量关于多线程复制的Note级别日志。html   2018-07-03T03:22:01.638371+08:00 8941 [Note] Multi-threaded slave statistics for channel '': seconds elapsed = 298; event

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