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https://issues.apache.org/jira/browse/CASSANDRA-13240?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15875525#comment-15875525
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Chetan Rawal commented on CASSANDRA-13240:
------------------------------------------
There is no issue with our applications connected to Cassandra my only concern
is why we are getting these messages and how to resolve them
> FailureDetector.java
> --------------------
>
> Key: CASSANDRA-13240
> URL: https://issues.apache.org/jira/browse/CASSANDRA-13240
> Project: Cassandra
> Issue Type: Bug
> Components: Configuration
> Environment: Production
> Reporter: Chetan Rawal
> Priority: Minor
>
> We are getting frequent FailureDetector.java messages in Cassandra logs.
> TRACE [GossipStage:1] 2017-02-17 07:06:00,156 FailureDetector.java (line 164)
> reporting /10.21.176.84
> TRACE [GossipStage:1] 2017-02-17 07:06:00,157 Gossiper.java (line 920)
> /10.21.176.84local generation 1478408871, remote generation 1478408871
> TRACE [GossipStage:1] 2017-02-17 07:06:00,157 Gossiper.java (line 966)
> Updating heartbeat state version to 9025996 from 9025995 for /10.21.176.84 ...
> TRACE [OptionalTasks:1] 2017-02-17 07:06:00,239 MeteredFlusher.java (line
> 111) memtable memory usage is 10485760 bytes with 10485760 live
> TRACE [GossipTasks:1] 2017-02-17 07:06:00,451 Gossiper.java (line 126) My
> heartbeat is now 9040716
> TRACE [GossipTasks:1] 2017-02-17 07:06:00,451 Gossiper.java (line 385) Gossip
> Digests are : /10.21.181.60:1478392309:9040716
> /10.21.176.84:1478408871:9025996
> TRACE [GossipTasks:1] 2017-02-17 07:06:00,451 Gossiper.java (line 570)
> Sending a GossipDigestSynMessage to /10.21.176.84 ...
> TRACE [GossipTasks:1] 2017-02-17 07:06:00,451 MessagingService.java (line
> 450) /10.21.181.60 sending GOSSIP_DIGEST_SYN to 27612718@/10.21.176.84
> TRACE [GossipTasks:1] 2017-02-17 07:06:00,451 Gossiper.java (line 165)
> Performing status check ...
> TRACE [GossipTasks:1] 2017-02-17 07:06:00,452 FailureDetector.java (line 185)
> PHI for /10.21.176.84 : 0.12728519330605453
> TRACE [Thread-50] 2017-02-17 07:06:00,453 IncomingTcpConnection.java (line
> 112) Version is now 5
> TRACE [Thread-50] 2017-02-17 07:06:00,453 MessagingService.java (line 572)
> /10.21.181.60 received GOSSIP_DIGEST_ACK from 27177304@/10.21.176.84
> TRACE [GossipStage:1] 2017-02-17 07:06:00,453 GossipDigestAckVerbHandler.java
> (line 47) Received a GossipDigestAckMessage from /10.21.176.84
> TRACE [GossipStage:1] 2017-02-17 07:06:00,453 Gossiper.java (line 726) local
> heartbeat version 9040716 greater than 9040715 for /10.21.181.60
> TRACE [GossipStage:1] 2017-02-17 07:06:00,453 GossipDigestAckVerbHandler.java
> (line 84) Sending a GossipDigestAck2Message to /10.21.176.84
> TRACE [GossipStage:1] 2017-02-17 07:06:00,453 MessagingService.java (line
> 450) /10.21.181.60 sending GOSSIP_DIGEST_ACK2 to 27612719@/10.21.176.84
> TRACE [Thread-50] 2017-02-17 07:06:01,132 IncomingTcpConnection.java (line
> 112) Version is now 5
> TRACE [Thread-50] 2017-02-17 07:06:01,132 MessagingService.java (line 572)
> /10.21.181.60 received GOSSIP_DIGEST_SYN from 27177305@/10.21.176.84
> TRACE [GossipStage:1] 2017-02-17 07:06:01,133 GossipDigestSynVerbHandler.java
> (line 46) Received a GossipDigestSynMessage from /10.21.176.84
> TRACE [GossipStage:1] 2017-02-17 07:06:01,133 GossipDigestSynVerbHandler.java
> (line 76) Gossip syn digests are : /10.21.181.60:1478392309:9040716
> /10.21.176.84:1478408871:9025997
> TRACE [GossipStage:1] 2017-02-17 07:06:01,133 GossipDigestSynVerbHandler.java
> (line 90) Sending a GossipDigestAckMessage to /10.21.176.84
> TRACE [GossipStage:1] 2017-02-17 07:06:01,133 MessagingService.java (line
> 450) /10.21.181.60 sending GOSSIP_DIGEST_ACK to 27612720@/10.21.176.84
> TRACE [Thread-50] 2017-02-17 07:06:01,134 IncomingTcpConnection.java (line
> 112) Version is now 5
> TRACE [Thread-50] 2017-02-17 07:06:01,134 MessagingService.java (line 572)
> /10.21.181.60 received GOSSIP_DIGEST_ACK2 from 27177306@/10.21.176.84
> TRACE [GossipStage:1] 2017-02-17 07:06:01,135
> GossipDigestAck2VerbHandler.java (line 45) Received a GossipDigestAck2Message
> from /10.21.176.84
> TRACE [GossipStage:1] 2017-02-17 07:06:01,135 FailureDetector.java (line 164)
> reporting /10.21.176.84
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