MySQL错误ERROR 1615 解决方法
今天测试合服脚本的时候,遇到一个很奇怪的问题。Mysql报ERROR: ERROR 1615 (HY000): Prepared statement needs to be re-prepared 经过测试,发现不是合服脚本的问题。经过一番搜索。发现原来是mysql的变量值设置不合理引起的,调整以下值: table_open_ca
今天测试合服脚本的时候,遇到一个很奇怪的问题。Mysql报ERROR:
ERROR 1615 (HY000): Prepared statement needs to be re-prepared
经过测试,发现不是合服脚本的问题。经过一番搜索。发现原来是mysql的变量值设置不合理引起的,调整以下值:
table_open_cache 64=>16384
table_definition_cache 256=>16384
mysql> set global table_open_cache=16384;
mysql> set global table_definition_cache=16384;
重新来一遍合服脚本,一切OK。最后发现这个db机器上数据库过多,估计是open table 过多引起的锁表。

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