DataSource health check failed

[dryg2021]

SpringBoot2.3.7.RELEASE(打开了Actuator), Druid1.2.6, Druid配置:
initialSize: 5
minIdle: 5
maxActive: 20
maxWait: 10000
timeBetweenEvictionRunsMillis: 30000
minEvictableIdleTimeMillis: 300000
keepAlive: true
validationQuery: select 1
testWhileIdle: true
testOnBorrow: false
testOnReturn: false

DataSource Health Check Failed报以下异常:
No operations allowed after connection closed.; nested exception is com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed.
org.springframework.jdbc.support.SQLExceptionSubclassTranslator.doTranslate(SQLExceptionSubclassTranslator.java:81) org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:72) org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:81) org.springframework.jdbc.core.JdbcTemplate.translateException(JdbcTemplate.java:1443) org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:336) org.springframework.boot.actuate.jdbc.DataSourceHealthIndicator.getProduct(DataSourceHealthIndicator.java:122) org.springframework.boot.actuate.jdbc.DataSourceHealthIndicator.doDataSourceHealthCheck(DataSourceHealthIndicator.java:105) org.springframework.boot.actuate.jdbc.DataSourceHealthIndicator.doHealthCheck(DataSourceHealthIndicator.java:100) org.springframework.boot.actuate.health.AbstractHealthIndicator.health(AbstractHealthIndicator.java:82) org.springframework.boot.actuate.health.HealthIndicator.getHealth(HealthIndicator.java:37) org.springframework.boot.actuate.health.HealthEndpointWebExtension.getHealth(HealthEndpointWebExtension.java:85) org.springframework.boot.actuate.health.HealthEndpointWebExtension.getHealth(HealthEndpointWebExtension.java:44) org.springframework.boot.actuate.health.HealthEndpointSupport.getContribution(HealthEndpointSupport.java:99) org.springframework.boot.actuate.health.HealthEndpointSupport.getAggregateHealth(HealthEndpointSupport.java:110) org.springframework.boot.actuate.health.HealthEndpointSupport.getContribution(HealthEndpointSupport.java:96) org.springframework.boot.actuate.health.HealthEndpointSupport.getAggregateHealth(Hea
lthEndpointSupport.java:110) org.springframework.boot.actuate.health.HealthEndpointSupport.getContribution(HealthEndpointSupport.java:96) org.springframework.boot.actuate.health.HealthEndpointSupport.getHealth(HealthEndpointSupport.java:74) org.springframework.boot.actuate.health.HealthEndpointSupport.getHealth(HealthEndpointSupport.java:61) org.springframework.boot.actuate.health.HealthEndpointWebExtension.health(HealthEndpointWebExtension.java:71) org.springframework.boot.actuate.health.HealthEndpointWebExtension.health(HealthEndpointWebExtension.java:60)
...

[kimmking]

从错误堆栈来看，跟druid没关系，要么是没走到druid，要么是有更多的错误信息（跟druid相关的）？

[kaitezhan]

SpringBoot2.3.7.RELEASE(打开了Actuator), Druid1.2.6, Druid配置: initialSize: 5 minIdle: 5 maxActive: 20 maxWait: 10000 timeBetweenEvictionRunsMillis: 30000 minEvictableIdleTimeMillis: 300000 keepAlive: true validationQuery: select 1 testWhileIdle: true testOnBorrow: false testOnReturn: false

DataSource Health Check Failed报以下异常: No operations allowed after connection closed.; nested exception is com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed. org.springframework.jdbc.support.SQLExceptionSubclassTranslator.doTranslate(SQLExceptionSubclassTranslator.java:81) org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:72) org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:81) org.springframework.jdbc.core.JdbcTemplate.translateException(JdbcTemplate.java:1443) org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:336) org.springframework.boot.actuate.jdbc.DataSourceHealthIndicator.getProduct(DataSourceHealthIndicator.java:122) org.springframework.boot.actuate.jdbc.DataSourceHealthIndicator.doDataSourceHealthCheck(DataSourceHealthIndicator.java:105) org.springframework.boot.actuate.jdbc.DataSourceHealthIndicator.doHealthCheck(DataSourceHealthIndicator.java:100) org.springframework.boot.actuate.health.AbstractHealthIndicator.health(AbstractHealthIndicator.java:82) org.springframework.boot.actuate.health.HealthIndicator.getHealth(HealthIndicator.java:37) org.springframework.boot.actuate.health.HealthEndpointWebExtension.getHealth(HealthEndpointWebExtension.java:85) org.springframework.boot.actuate.health.HealthEndpointWebExtension.getHealth(HealthEndpointWebExtension.java:44) org.springframework.boot.actuate.health.HealthEndpointSupport.getContribution(HealthEndpointSupport.java:99) org.springframework.boot.actuate.health.HealthEndpointSupport.getAggregateHealth(HealthEndpointSupport.java:110) org.springframework.boot.actuate.health.HealthEndpointSupport.getContribution(HealthEndpointSupport.java:96) org.springframework.boot.actuate.health.HealthEndpointSupport.getAggregateHealth(Hea lthEndpointSupport.java:110) org.springframework.boot.actuate.health.HealthEndpointSupport.getContribution(HealthEndpointSupport.java:96) org.springframework.boot.actuate.health.HealthEndpointSupport.getHealth(HealthEndpointSupport.java:74) org.springframework.boot.actuate.health.HealthEndpointSupport.getHealth(HealthEndpointSupport.java:61) org.springframework.boot.actuate.health.HealthEndpointWebExtension.health(HealthEndpointWebExtension.java:71) org.springframework.boot.actuate.health.HealthEndpointWebExtension.health(HealthEndpointWebExtension.java:60) ...

打开了Actuator 就会这样，请问解决了吗？