We are seeing the below error after the spring boot upgrade to 2.2.11.RELEASE. I think the first health check if failing with the below error but when I invoke the health endpoint i see that health check is success.
2020-12-28 05:42:08.840 WARN 1 --- [oundedElastic-8] o.s.b.a.r.RedisReactiveHealthIndicator : Redis health check failed org.springframework.data.redis.RedisConnectionFailureException: Unable to connect to Redis; nested exception is io.lettuce.core.RedisConnectionException: Unable to connect to xc-dev-redis.xylem-cloud.com:6379 at org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory$ExceptionTranslatingConnectionProvider.translateException(LettuceConnectionFactory.java:1511) ~[spring-data-redis-2.2.11.RELEASE.jar!/:2.2.11.RELEASE] at org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory$ExceptionTranslatingConnectionProvider.getConnection(LettuceConnectionFactory.java:1419) ~[spring-data-redis-2.2.11.RELEASE.jar!/:2.2.11.RELEASE] at org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory$SharedConnection.getNativeConnection(LettuceConnectionFactory.java:1205) ~[spring-data-redis-2.2.11.RELEASE.jar!/:2.2.11.RELEASE] at org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory$SharedConnection.getConnection(LettuceConnectionFactory.java:1188) ~[spring-data-redis-2.2.11.RELEASE.jar!/:2.2.11.RELEASE] at org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory.getSharedReactiveConnection(LettuceConnectionFactory.java:962) ~[spring-data-redis-2.2.11.RELEASE.jar!/:2.2.11.RELEASE] at org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory.getReactiveConnection(LettuceConnectionFactory.java:439) ~[spring-data-redis-2.2.11.RELEASE.jar!/:2.2.11.RELEASE] at org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory.getReactiveConnection(LettuceConnectionFactory.java:99) ~[spring-data-redis-2.2.11.RELEASE.jar!/:2.2.11.RELEASE] at reactor.core.publisher.MonoSupplier.subscribe(MonoSupplier.java:56) ~[reactor-core-3.3.11.RELEASE.jar!/:3.3.11.RELEASE] at reactor.core.publisher.Mono.subscribe(Mono.java:4213) ~[reactor-core-3.3.11.RELEASE.jar!/:3.3.11.RELEASE] at reactor.core.publisher.MonoSubscribeOn$SubscribeOnSubscriber.run(MonoSubscribeOn.java:124) ~[reactor-core-3.3.11.RELEASE.jar!/:3.3.11.RELEASE] at reactor.core.scheduler.WorkerTask.call(WorkerTask.java:84) ~[reactor-core-3.3.11.RELEASE.jar!/:3.3.11.RELEASE] at reactor.core.scheduler.WorkerTask.call(WorkerTask.java:37) ~[reactor-core-3.3.11.RELEASE.jar!/:3.3.11.RELEASE] at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[na:1.8.0_272] at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) ~[na:1.8.0_272] at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) ~[na:1.8.0_272] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[na:1.8.0_272] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[na:1.8.0_272] at java.lang.Thread.run(Thread.java:748) ~[na:1.8.0_272] Caused by: io.lettuce.core.RedisConnectionException: Unable to connect to xc-dev-redis.xylem-cloud.com:6379 at io.lettuce.core.RedisConnectionException.create(RedisConnectionException.java:78) ~[lettuce-core-5.2.2.RELEASE.jar!/:5.2.2.RELEASE] at io.lettuce.core.RedisConnectionException.create(RedisConnectionException.java:56) ~[lettuce-core-5.2.2.RELEASE.jar!/:5.2.2.RELEASE] at io.lettuce.core.AbstractRedisClient.getConnection(AbstractRedisClient.java:230) ~[lettuce-core-5.2.2.RELEASE.jar!/:5.2.2.RELEASE] at io.lettuce.core.RedisClient.connect(RedisClient.java:207) ~[lettuce-core-5.2.2.RELEASE.jar!/:5.2.2.RELEASE] at org.springframework.data.redis.connection.lettuce.StandaloneConnectionProvider.lambda$getConnection$1(StandaloneConnectionProvider.java:115) ~[spring-data-redis-2.2.11.RELEASE.jar!/:2.2.11.RELEASE] at java.util.Optional.orElseGet(Optional.java:267) ~[na:1.8.0_272] at org.springframework.data.redis.connection.lettuce.StandaloneConnectionProvider.getConnection(StandaloneConnectionProvider.java:115) ~[spring-data-redis-2.2.11.RELEASE.jar!/:2.2.11.RELEASE] at org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory$ExceptionTranslatingConnectionProvider.getConnection(LettuceConnectionFactory.java:1417) ~[spring-data-redis-2.2.11.RELEASE.jar!/:2.2.11.RELEASE] ... 16 common frames omitted Caused by: java.lang.InterruptedException: null at java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:347) ~[na:1.8.0_272] at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1908) ~[na:1.8.0_272] at io.lettuce.core.DefaultConnectionFuture.get(DefaultConnectionFuture.java:68) ~[lettuce-core-5.2.2.RELEASE.jar!/:5.2.2.RELEASE] at io.lettuce.core.AbstractRedisClient.getConnection(AbstractRedisClient.java:227) ~[lettuce-core-5.2.2.RELEASE.jar!/:5.2.2.RELEASE] ... 21 common frames omitted
And here is the response from health endpoint :
{
"status": "UP",
"components": {
"clientConfigServer": {
"status": "UNKNOWN",
"details": {
"error": "no property sources located"
}
},
"discoveryComposite": {
"description": "Discovery Client not initialized",
"status": "UNKNOWN",
"components": {
"discoveryClient": {
"description": "Discovery Client not initialized",
"status": "UNKNOWN"
}
}
},
"diskSpace": {
"status": "UP",
"details": {
"total": 536858308608,
"free": 463599861760,
"threshold": 10485760
}
},
"hystrix": {
"status": "UP"
},
"kubernetes": {
"status": "UP",
"details": {
"inside": true,
"namespace": "dev",
"podName": "xc-api-gateway-647d8c4f5f-sfqx4",
"podIp": "10.16.64.36",
"serviceAccount": "default",
"nodeName": "ip-10-16-64-163.ec2.internal",
"hostIp": "10.16.64.163",
"labels": {
"app": "xc-api-gateway",
"draft": "draft-app",
"pod-template-hash": "647d8c4f5f"
}
}
},
"ping": {
"status": "UP"
},
"reactiveDiscoveryClients": {
"description": "Discovery Client not initialized",
"status": "UNKNOWN",
"components": {
"Kubernetes Reactive Discovery Client": {
"description": "Discovery Client not initialized",
"status": "UNKNOWN"
},
"Simple Reactive Discovery Client": {
"description": "Discovery Client not initialized",
"status": "UNKNOWN"
}
}
},
"redis": {
"status": "UP",
"details": {
"version": "5.0.5"
}
},
"refreshScope": {
"status": "UP"
}
}
}