多人使用mycat连接很慢，具体日志看详情，大佬帮忙看看怎么回事

这是具体报错 2021-09-04 10:03:24.498 INFO [BusinessExecutor0] (io.mycat.backend.datasource.PhysicalDatasource$1$1.connectionAcquired(PhysicalDatasource.java:514)) - connection id is 3836 2021-09-04 10:03:24.499 INFO [BusinessExecutor4] (io.mycat.backend.datasource.PhysicalDatasource$1$1.connectionAcquired(PhysicalDatasource.java:514)) - connection id is 3838 2021-09-04 10:05:15.151 INFO [Timer1] (io.mycat.backend.datasource.PhysicalDatasource.closeByIdleMany(PhysicalDatasource.java:343)) - too many ilde cons ,close some for datasouce hostM4 2021-09-04 10:05:15.153 INFO [Timer1] (io.mycat.backend.datasource.PhysicalDatasource.closeByIdleMany(PhysicalDatasource.java:343)) - too many ilde cons ,close some for datasouce hostM3 2021-09-04 10:05:15.169 INFO [Timer1] (io.mycat.backend.datasource.PhysicalDatasource.closeByIdleMany(PhysicalDatasource.java:343)) - too many ilde cons ,close some for datasouce hostM5 2021-09-04 10:05:15.172 INFO [Timer1] (io.mycat.backend.datasource.PhysicalDatasource.closeByIdleMany(PhysicalDatasource.java:343)) - too many ilde cons ,close some for datasouce hostM2