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增量 log 有很多,单个 reader 的压力很大,也是可以并行读取增量 log 吗? #77

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xinzhuxiansheng opened this issue Sep 21, 2023 · 0 comments
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@xinzhuxiansheng
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A2:目前的设计是只支持单个 reader 的,可以把增量阶段的那个资源给它开大一些。这个设计的初衷出发点是在大部分的数据源上游的这个日志写的时候,它其实只有一个 binlog 文件,它全局是单文件的,理论上你写的话比读的开销是要大的,就是一般来读的那个开销,如果说不是一些网络或者说是资源不够,那个读是要比写要快的。

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