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Issue created by Daniel Seybold@dsOwner

Fix Couchbase connection problem due to reverse DNS lookup when using Public IPs for Workload-API

Mai 24, 2018 7:08:39 PM com.couchbase.client.core.CouchbaseCore <init> INFORMATION: CouchbaseEnvironment: {sslEnabled=false, sslKeystoreFile='null', sslTruststoreFile='null', sslKeystorePassword=false, sslTruststorePassword=false, sslKeystore=null, sslTruststore=null, bootstrapHttpEnabled=true, bootstrapCarrierEnabled=true, bootstrapHttpDirectPort=8091, bootstrapHttpSslPort=18091, bootstrapCarrierDirectPort=11210, bootstrapCarrierSslPort=11207, ioPoolSize=4, computationPoolSize=4, responseBufferSize=16384, requestBufferSize=16384, kvServiceEndpoints=1, viewServiceEndpoints=12, queryServiceEndpoints=1, searchServiceEndpoints=12, configPollInterval=2500, configPollFloorInterval=50, ioPool=NioEventLoopGroup, kvIoPool=null, viewIoPool=null, searchIoPool=null, queryIoPool=null, coreScheduler=CoreScheduler, memcachedHashingStrategy=DefaultMemcachedHashingStrategy, eventBus=DefaultEventBus, packageNameAndVersion=couchbase-java-client/2.5.8 (git: 2.5.8, core: 1.5.8), retryStrategy=BestEffort, maxRequestLifetime=75000, retryDelay=ExponentialDelay{growBy 1.0 MICROSECONDS, powers of 2; lower=100, upper=100000}, reconnectDelay=ExponentialDelay{growBy 1.0 MILLISECONDS, powers of 2; lower=32, upper=4096}, observeIntervalDelay=ExponentialDelay{growBy 1.0 MICROSECONDS, powers of 2; lower=10, upper=100000}, keepAliveInterval=30000, continuousKeepAliveEnabled=true, keepAliveErrorThreshold=4, keepAliveTimeout=2500, autoreleaseAfter=2000, bufferPoolingEnabled=true, tcpNodelayEnabled=true, mutationTokensEnabled=false, socketConnectTimeout=10000, callbacksOnIoPool=true, disconnectTimeout=25000, requestBufferWaitStrategy=com.couchbase.client.core.env.DefaultCoreEnvironment$2@75f32542, certAuthEnabled=false, coreSendHook=null, forceSaslPlain=false, queryTimeout=75000, viewTimeout=75000, searchTimeout=75000, analyticsTimeout=75000, kvTimeout=10000, connectTimeout=300000, dnsSrvEnabled=false} Mai 24, 2018 7:08:41 PM com.couchbase.client.core.node.CouchbaseNode signalConnected INFORMATION: Connected to Node 134.60.47.82/bwcloud-fip82.rz.uni-ulm.de Mai 24, 2018 7:08:50 PM com.couchbase.client.core.config.DefaultConfigurationProvider$8 call INFORMATION: Opened bucket ycsb Mai 24, 2018 7:08:50 PM com.couchbase.client.core.node.CouchbaseNode signalDisconnected INFORMATION: Disconnected from Node 134.60.47.82/bwcloud-fip82.rz.uni-ulm.de Mai 24, 2018 7:09:00 PM com.couchbase.client.core.endpoint.AbstractEndpoint$2 onSuccess WARNUNG: [][KeyValueEndpoint]: Socket connect took longer than specified timeout.. Mai 24, 2018 7:09:00 PM com.couchbase.client.core.RequestHandler$1$1 onError WARNUNG: Received Error during Reconfiguration. com.couchbase.client.deps.io.netty.channel.ConnectTimeoutException: connection timed out: /192.168.0.117:11210 at com.couchbase.client.deps.io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe$1.run(AbstractNioChannel.java:218) at com.couchbase.client.deps.io.netty.util.concurrent.PromiseTask$RunnableAdapter.call(PromiseTask.java:38) at com.couchbase.client.deps.io.netty.util.concurrent.ScheduledFutureTask.run(ScheduledFutureTask.java:120) at com.couchbase.client.deps.io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:399) at com.couchbase.client.deps.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:464) at com.couchbase.client.deps.io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:131) at com.couchbase.client.deps.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) at java.lang.Thread.run(Thread.java:745)

Updating that to solve all problems i needed to name each node of the cluster under the public Amazon EC2 DNS name and neither the private/public ip or the private DNS name. Thanks for answering and paying attention to my problems

Edited by Daniel Seybold
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information