[c.z.h.p.PoolBase]: HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@305fc184 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[17:27:57 WARN] [c.z.h.p.PoolBase]: HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7162cbbf (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[17:27:57 WARN] [c.z.h.p.PoolBase]: HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@40d93f09 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[17:27:57 WARN] [c.z.h.p.PoolBase]: HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@114d34f0 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[17:27:57 WARN] [c.z.h.p.PoolBase]: HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@326eea47 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[17:27:57 WARN] [c.z.h.p.PoolBase]: HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@15034904 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[17:27:57 WARN] [c.z.h.p.PoolBase]: HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5ee809a1 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[17:27:57 WARN] [c.z.h.p.PoolBase]: HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@348f7b10 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[17:27:57 WARN] [c.z.h.p.PoolBase]: HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3e932a36 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
[17:27:57 WARN] [c.z.h.p.PoolBase]: HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@10d1cf0c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
这个是链接数据库之后会频繁刷的这个