我有一个Java应用程序正在连接到弹性搜索。 它还连接到eureka发现并进行注册。
我不断收到有关它正在下降和上升的通知。
我检查了日志，并看到以下错误消息：
2018-12-07 14:09:46.040 WARN [ab-elastic-search,,,] 23288 --- [nfoReplicator-0] o.s.b.a.e.ElasticsearchHealthIndicator : Elasticsearch health check failed
org.elasticsearch.ElasticsearchTimeoutException: java.util.concurrent.TimeoutException: Timeout waiting for task.
at org.elasticsearch.action.support.AdapterActionFuture.actionGet(AdapterActionFuture.java:71) ~[elasticsearch-5.4.0.jar!/:5.4.0]
at org.elasticsearch.action.support.AdapterActionFuture.actionGet(AdapterActionFuture.java:58) ~[elasticsearch-5.4.0.jar!/:5.4.0]
at org.springframework.boot.actuate.elasticsearch.ElasticsearchHealthIndicator.doHealthCheck(ElasticsearchHealthIndicator.java:80) ~[spring-boot-actuator-2.0.3.RELEASE.jar!/:2.0.3.RELEASE]
at org.springframework.boot.actuate.health.AbstractHealthIndicator.health(AbstractHealthIndicator.java:84) ~[spring-boot-actuator-2.0.3.RELEASE.jar!/:2.0.3.RELEASE]
at org.springframework.boot.actuate.health.CompositeHealthIndicator.health(CompositeHealthIndicator.java:68) [spring-boot-actuator-2.0.3.RELEASE.jar!/:2.0.3.RELEASE]
at org.springframework.cloud.netflix.eureka.EurekaHealthCheckHandler.getHealthStatus(EurekaHealthCheckHandler.java:103) [spring-cloud-netflix-eureka-client-2.0.0.RELEASE.jar!/:2.0.0.RELEASE]
at org.springframework.cloud.netflix.eureka.EurekaHealthCheckHandler.getStatus(EurekaHealthCheckHandler.java:99) [spring-cloud-netflix-eureka-client-2.0.0.RELEASE.jar!/:2.0.0.RELEASE]
at com.netflix.discovery.DiscoveryClient.refreshInstanceInfo(DiscoveryClient.java:1382) [eureka-client-1.9.2.jar!/:1.9.2]
at com.netflix.discovery.InstanceInfoReplicator.run(InstanceInfoReplicator.java:117) [eureka-client-1.9.2.jar!/:1.9.2]
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [na:1.8.0_161]
at java.util.concurrent.FutureTask.run(Unknown Source) [na:1.8.0_161]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(Unknown Source) [na:1.8.0_161]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source) [na:1.8.0_161]
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [na:1.8.0_161]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [na:1.8.0_161]
at java.lang.Thread.run(Unknown Source) [na:1.8.0_161]
Caused by: java.util.concurrent.TimeoutException: Timeout waiting for task.
at org.elasticsearch.common.util.concurrent.BaseFuture$Sync.get(BaseFuture.java:232) ~[elasticsearch-5.4.0.jar!/:5.4.0]
at org.elasticsearch.common.util.concurrent.BaseFuture.get(BaseFuture.java:67) ~[elasticsearch-5.4.0.jar!/:5.4.0]
at org.elasticsearch.action.support.AdapterActionFuture.actionGet(AdapterActionFuture.java:69) ~[elasticsearch-5.4.0.jar!/:5.4.0]
有什么想法吗？
弹性搜索后端是否花费太多时间来响应？
还是其他呢？
但是简单的查询可以正常工作。
输入以下命令后，来自Eureka和spring-boot-admin的通知将停止： 服务中的management.health.elasticsearch.enabled = false。