我已经在aws上使用ansible部署了基于hyperldger结构kafka的订购服务。直到昨天一切都很好。今天当我启动一个网络，Kafka容器无法与Zookeeper沟通。这是Kafka集装箱的码头日志

[2017-11-16 08:23:36,075] FATAL Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer)
org.I0Itec.zkclient.exception.ZkTimeoutException: Unable to connect to zookeeper server within timeout: 6000
    at org.I0Itec.zkclient.ZkClient.connect(ZkClient.java:1223)
    at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:155)
    at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:129)
    at kafka.utils.ZkUtils$.createZkClientAndConnection(ZkUtils.scala:89)
    at kafka.utils.ZkUtils$.apply(ZkUtils.scala:71)
    at kafka.server.KafkaServer.initZk(KafkaServer.scala:278)
    at kafka.server.KafkaServer.startup(KafkaServer.scala:168)
    at kafka.server.KafkaServerStartable.startup(KafkaServerStartable.scala:37)
    at kafka.Kafka$.main(Kafka.scala:67)
    at kafka.Kafka.main(Kafka.scala)
[2017-11-16 08:23:36,077] INFO shutting down (kafka.server.KafkaServer)
[2017-11-16 08:23:36,080] INFO shut down completed (kafka.server.KafkaServer)
[2017-11-16 08:23:36,081] FATAL Fatal error during KafkaServerStartable startup. Prepare to shutdown (kafka.server.KafkaServerStartable)
org.I0Itec.zkclient.exception.ZkTimeoutException: Unable to connect to zookeeper server within timeout: 6000
    at org.I0Itec.zkclient.ZkClient.connect(ZkClient.java:1223)
    at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:155)
    at org.I0Itec.zkclient.ZkClient.<init>(ZkClient.java:129)
    at kafka.utils.ZkUtils$.createZkClientAndConnection(ZkUtils.scala:89)
    at kafka.utils.ZkUtils$.apply(ZkUtils.scala:71)
    at kafka.server.KafkaServer.initZk(KafkaServer.scala:278)
    at kafka.server.KafkaServer.startup(KafkaServer.scala:168)
    at kafka.server.KafkaServerStartable.startup(KafkaServerStartable.scala:37)
    at kafka.Kafka$.main(Kafka.scala:67)
    at kafka.Kafka.main(Kafka.scala)
[2017-11-16 08:23:36,082] INFO shutting down (kafka.server.KafkaServer)

我没有改变任何代码或其他任何东西，这就是为什么我无法找出问题的原因。有什么办法解决这个问题吗？