We have a 3 nodes cluster (157,158 and 159), we send 4000 messages per seconds to 158 in 157, sometimes 157 can not receive the heartbeat from 158, but 158 is already sended. The heartbeat between 159 and 158 is fine, and 157-159 also ok. Our version is akka2.3.10, and we want to solve this problem in 2.3.10, we will upgrade to 2.4.18 soon.--Here is the log of heartbeat, we add a log when receive heartbeat.This is 157 log, as we can see, 157 can not receive the heartbeat from 158 since 20:59:15,985 until 20:59:32,558, Heartbeat is not lost but delay2017-05-23 20:59:07,516 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:08,601 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:11,824 | DEBUG | t-dispatcher-852 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:13,004 | DEBUG | lt-dispatcher-29 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:13,166 | DEBUG | t-dispatcher-853 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:13,273 | DEBUG | t-dispatcher-853 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:14,287 | DEBUG | t-dispatcher-853 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:15,853 | DEBUG | t-dispatcher-853 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:15,985 | DEBUG | t-dispatcher-852 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:32,558 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:32,612 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:32,632 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:32,831 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:32,910 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:32,982 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:32,987 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:33,059 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:33,101 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:33,170 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:33,175 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:33,190 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:33,224 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:33,226 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:33,269 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:33,302 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:33,348 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:33,369 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:34,221 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:25512017-05-23 20:59:34,603 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actor...@192.168.0.158:2551Here is 158 log, We can confirm that the heartbeat has been sent successfully2017-05-23 20:59:15,265 | DEBUG | -dispatcher-2409 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:16,266 | DEBUG | -dispatcher-2398 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:17,266 | DEBUG | -dispatcher-2409 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:18,265 | DEBUG | -dispatcher-2398 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:19,265 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:20,265 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:21,266 | DEBUG | -dispatcher-2398 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:22,287 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:23,265 | DEBUG | -dispatcher-2398 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:24,265 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:25,265 | DEBUG | -dispatcher-2409 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:26,266 | DEBUG | -dispatcher-2398 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:27,265 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:28,265 | DEBUG | -dispatcher-2398 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:29,265 | DEBUG | -dispatcher-2409 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:30,266 | DEBUG | -dispatcher-2398 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:31,265 | DEBUG | -dispatcher-2409 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:32,265 | DEBUG | -dispatcher-2409 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:33,266 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:34,265 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:35,266 | DEBUG | -dispatcher-2405 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:36,270 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:37,265 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:38,266 | DEBUG | -dispatcher-2408 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:39,265 | DEBUG | -dispatcher-2408 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:40,265 | DEBUG | -dispatcher-2405 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:41,265 | DEBUG | -dispatcher-2405 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:42,265 | DEBUG | -dispatcher-2408 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]2017-05-23 20:59:43,265 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actor...@192.168.0.158:2551] - Heartbeat to [akka.tcp://actor...@192.168.0.157:2551]
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It can be many reasons for delayed heartbeat messages.
- GC. Enable gc logging and try to correlate.
- Slow serialization/deserialization of your application messages, especially if you send many messages in a burst
- Running blocking actors/tasks on the default dispatcher
/Patrik
tors 25 maj 2017 kl. 13:58 skrev Yutao Shuai <szq...@gmail.com>:
We have a 3 nodes cluster (157,158 and 159), we send 4000 messages per seconds to 158 in 157, sometimes 157 can not receive the heartbeat from 158, but 158 is already sended. The heartbeat between 159 and 158 is fine, and 157-159 also ok. Our version is akka2.3.10, and we want to solve this problem in 2.3.10, we will upgrade to 2.4.18 soon.
Here is the log of heartbeat, we add a log when receive heartbeat.This is 157 log, as we can see, 157 can not receive the heartbeat from 158 since 20:59:15,985 until 20:59:32,558, Heartbeat is not lost but delay
2017-05-23 20:59:07,516 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:08,601 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:11,824 | DEBUG | t-dispatcher-852 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:13,004 | DEBUG | lt-dispatcher-29 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:13,166 | DEBUG | t-dispatcher-853 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:13,273 | DEBUG | t-dispatcher-853 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:14,287 | DEBUG | t-dispatcher-853 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:15,853 | DEBUG | t-dispatcher-853 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:15,985 | DEBUG | t-dispatcher-852 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:32,558 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:32,612 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:32,632 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:32,831 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:32,910 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:32,982 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:32,987 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:33,059 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:33,101 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:33,170 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:33,175 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:33,190 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:33,224 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:33,226 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:33,269 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:33,302 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:33,348 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:33,369 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:34,221 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:25512017-05-23 20:59:34,603 | DEBUG | ult-dispatcher-2 | ClusterHeartbeatReceiver |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Received Heartbeat from akka.tcp://actorsystem@192.168.0.158:2551
Here is 158 log, We can confirm that the heartbeat has been sent successfully
2017-05-23 20:59:15,265 | DEBUG | -dispatcher-2409 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:16,266 | DEBUG | -dispatcher-2398 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:17,266 | DEBUG | -dispatcher-2409 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:18,265 | DEBUG | -dispatcher-2398 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:19,265 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:20,265 | DEBUG | ult-dispatcher-3 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:21,266 | DEBUG | -dispatcher-2398 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:22,287 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:23,265 | DEBUG | -dispatcher-2398 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:24,265 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:25,265 | DEBUG | -dispatcher-2409 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:26,266 | DEBUG | -dispatcher-2398 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:27,265 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:28,265 | DEBUG | -dispatcher-2398 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:29,265 | DEBUG | -dispatcher-2409 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:30,266 | DEBUG | -dispatcher-2398 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:31,265 | DEBUG | -dispatcher-2409 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:32,265 | DEBUG | -dispatcher-2409 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:33,266 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:34,265 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:35,266 | DEBUG | -dispatcher-2405 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:36,270 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:37,265 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:38,266 | DEBUG | -dispatcher-2408 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:39,265 | DEBUG | -dispatcher-2408 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:40,265 | DEBUG | -dispatcher-2405 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:41,265 | DEBUG | -dispatcher-2405 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:42,265 | DEBUG | -dispatcher-2408 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]2017-05-23 20:59:43,265 | DEBUG | -dispatcher-2401 | ClusterHeartbeatSender |apply$mcV$sp() 77 | com.typesafe.akka.slf4j | Cluster Node [akka.tcp://actorsystem@192.168.0.158:2551] - Heartbeat to [akka.tcp://actorsystem@192.168.0.157:2551]
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