xiaolgg

Results 1 issues of xiaolgg

## Question 业务表中有个大Json字段耗时比较严重,因为我在本地复现类似场景,构造5.9MB的字符串数组,canal解析该Json值耗时约11min。 ![image](https://github.com/alibaba/canal/assets/91714281/d7b62fac-7ac6-4c61-b1f2-1ffb9a071f94) 通过监控发现解析Json过程中调用duplicate总耗时也约为11min。 ```java public final LogBuffer duplicate(final int pos, final int len) { if (pos + len > limit) throw new IllegalArgumentException("limit excceed: " + (pos +...