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scan_reader模式中有个下面的参数,这个参数默认值是多少,能否通过这个参数控制对源端的压力? #count = 1 # number of keys to scan per iteration
请在这里简要描述你遇到的问题。 如何避免Scan阶段对源库造成了过大压力,导致源系统吞吐和处理能力下降
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scan_reader模式下, 能否从slave节点同步,以降低对源端的压力
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在scan_reader 下,虽然可以设置 perfer_replica=true, 但测试发现还是连接到master节点去同步,压力还是在master节点
count = 1 改这个数字,小一些影响就很低。perfer_replica 目前还没支持。
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问题描述(Issue Description)
scan_reader模式中有个下面的参数,这个参数默认值是多少,能否通过这个参数控制对源端的压力?
#count = 1 # number of keys to scan per iteration
请在这里简要描述你遇到的问题。
如何避免Scan阶段对源库造成了过大压力,导致源系统吞吐和处理能力下降
Please provide a brief description of the issue you encountered.
环境信息(Environment)
日志信息(Logs)
如果有错误日志或其他相关日志,请在这里提供。
If there are any error logs or other relevant logs, please provide them here.
其他信息(Additional Information)
请提供任何其他相关的信息,如配置文件、错误信息或截图等。
Please provide any additional information, such as configuration files, error messages, or screenshots.
The text was updated successfully, but these errors were encountered: