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zookeeper 无法启动

1、查看服务状态

[root@VM-centos install]# systemctl status zookeeper.service 
● zookeeper.service - Coordination servicefor distributed applications
   Loaded: loaded (/usr/lib/systemd/system/zookeeper.service; enabled; vendor preset: disabled)
   Active: failed (Result: start-limit) since Sat 2023-10-07 09:16:22 CST; 29s ago
  Process: 12771ExecStart=/usr/bin/java -cp${CLASSPATH}$JAVA_OPTS-Dcom.sun.management.jmxremote-Dcom.sun.management.jmxremote.local.only=${JMXLOCALONLY}-Dzookeeper.log.dir=${ZOO_LOG_DIR}-Dzookeeper.root.logger=${ZOO_LOG4J_PROP}$ZOOMAIN$ZOOCFG(code=exited, status=1/FAILURE)
 Main PID: 12771(code=exited, status=1/FAILURE)

Oct 07 09:16:22 VM-5-123-centos systemd[1]: Unit zookeeper.service entered failed state.
Oct 07 09:16:22 VM-5-123-centos systemd[1]: zookeeper.service failed.
Oct 07 09:16:22 VM-5-123-centos systemd[1]: zookeeper.service holdoff time over, scheduling restart.
Oct 07 09:16:22 VM-5-123-centos systemd[1]: Stopped Coordination servicefor distributed applications.
Oct 07 09:16:22 VM-5-123-centos systemd[1]: start request repeated too quickly for zookeeper.service
Oct 07 09:16:22 VM-5-123-centos systemd[1]: Failed to start Coordination servicefor distributed applications.
Oct 07 09:16:22 VM-5-123-centos systemd[1]: Unit zookeeper.service entered failed state.
Oct 07 09:16:22 VM-5-123-centos systemd[1]: zookeeper.service failed.

2、查看启动日志

[root@VM-centos install]# journalctl -u zookeeper.service -f
-- Logs begin at Wed 2023-10-04 02:00:32 CST. --
Oct 07 09:16:21 VM-5-123-centos systemd[1]: Started Coordination servicefor distributed applications.
Oct 07 09:16:22 VM-5-123-centos systemd[1]: zookeeper.service: main process exited, code=exited, status=1/FAILURE
Oct 07 09:16:22 VM-5-123-centos systemd[1]: Unit zookeeper.service entered failed state.
Oct 07 09:16:22 VM-5-123-centos systemd[1]: zookeeper.service failed.
Oct 07 09:16:22 VM-5-123-centos systemd[1]: zookeeper.service holdoff time over, scheduling restart.
Oct 07 09:16:22 VM-5-123-centos systemd[1]: Stopped Coordination servicefor distributed applications.
Oct 07 09:16:22 VM-5-123-centos systemd[1]: start request repeated too quickly for zookeeper.service
Oct 07 09:16:22 VM-5-123-centos systemd[1]: Failed to start Coordination servicefor distributed applications.
Oct 07 09:16:22 VM-5-123-centos systemd[1]: Unit zookeeper.service entered failed state.
Oct 07 09:16:22 VM-5-123-centos systemd[1]: zookeeper.service failed.

3、查看服务日志
cat /var/log/zookeeper/zookeeper.log

2023-10-07 09:16:21,615 [myid:] - ERROR [main:QuorumPeerConfig@347] - Invalid configuration, only one server specified (ignoring)2023-10-07 09:16:21,619 [myid:] - WARN  [main:QuorumPeerMain@116] - Either no config or no quorum defined in config, running  in standalone mode
2023-10-07 09:16:21,631 [myid:] - ERROR [main:QuorumPeerConfig@347] - Invalid configuration, only one server specified (ignoring)2023-10-07 09:16:21,757 [myid:] - WARN  [NIOServerCxn.Factory:/10.0.5.123:2181:NIOServerCnxn@383] - Exception causing close of session 0x0: ZooKeeperServer not running
2023-10-07 09:16:22,046 [myid:] - ERROR [main:Util@214] - Last transaction was partial.
2023-10-07 09:16:22,063 [myid:] - ERROR [main:Util@214] - Last transaction was partial.
2023-10-07 09:16:22,064 [myid:] - ERROR [main:ZooKeeperServerMain@66] - Unexpected exception, exiting abnormally
java.io.EOFException
        at java.io.DataInputStream.readInt(DataInputStream.java:392)
        at org.apache.jute.BinaryInputArchive.readInt(BinaryInputArchive.java:63)
        at org.apache.zookeeper.server.persistence.FileHeader.deserialize(FileHeader.java:66)
        at org.apache.zookeeper.server.persistence.FileTxnLog$FileTxnIterator.inStreamCreated(FileTxnLog.java:588)
        at org.apache.zookeeper.server.persistence.FileTxnLog$FileTxnIterator.createInputArchive(FileTxnLog.java:607)
        at org.apache.zookeeper.server.persistence.FileTxnLog$FileTxnIterator.goToNextLog(FileTxnLog.java:573)
        at org.apache.zookeeper.server.persistence.FileTxnLog$FileTxnIterator.next(FileTxnLog.java:653)
        at org.apache.zookeeper.server.persistence.FileTxnSnapLog.fastForwardFromEdits(FileTxnSnapLog.java:219)
        at org.apache.zookeeper.server.persistence.FileTxnSnapLog.restore(FileTxnSnapLog.java:176)
        at org.apache.zookeeper.server.ZKDatabase.loadDataBase(ZKDatabase.java:217)
        at org.apache.zookeeper.server.ZooKeeperServer.loadData(ZooKeeperServer.java:284)
        at org.apache.zookeeper.server.ZooKeeperServer.startdata(ZooKeeperServer.java:407)
        at org.apache.zookeeper.server.NIOServerCnxnFactory.startup(NIOServerCnxnFactory.java:118)
        at org.apache.zookeeper.server.ZooKeeperServerMain.runFromConfig(ZooKeeperServerMain.java:122)
        at org.apache.zookeeper.server.ZooKeeperServerMain.initializeAndRun(ZooKeeperServerMain.java:89)
        at org.apache.zookeeper.server.ZooKeeperServerMain.main(ZooKeeperServerMain.java:55)
        at org.apache.zookeeper.server.quorum.QuorumPeerMain.initializeAndRun(QuorumPeerMain.java:119)
        at org.apache.zookeeper.server.quorum.QuorumPeerMain.main(QuorumPeerMain.java:81)

原因

从提供的日志中，可以看到ZooKeeper在启动过程中遇到了一个

java.io.EOFException

异常。这个异常通常表示在读取文件时意外地到达了文件的末尾。在这种情况下，异常可能是由于ZooKeeper的事务日志文件（txnLog）损坏或不完整所导致的。

以下是一些建议，可以帮助你解决这个问题：

  1. 检查ZooKeeper的数据目录（通过dataDir配置项指定），确保事务日志文件和快照文件的完整性。如果有损坏或不完整的文件，尝试从备份中恢复。
  2. 如果没有备份，尝试删除损坏的事务日志文件，然后重新启动ZooKeeper。请注意，这样做可能会导致数据丢失，因此在进行此操作之前，请确保已尝试其他恢复方法。
  3. 如果你的ZooKeeper部署是一个集群（Quorum），可以尝试从其他正常运行的节点复制事务日志文件和快照文件，然后将它们放到出现问题的节点上。在执行此操作之前，请确保停止出现问题的ZooKeeper节点。
  4. 检查ZooKeeper的配置文件（zoo.cfg），确保所有配置项（如dataDir、dataLogDir等）都正确设置。
  5. 如果问题仍然存在，考虑升级ZooKeeper到最新版本，以便获得潜在的错误修复和性能改进。

请注意，处理损坏的事务日志文件和快照文件可能会导致数据丢失。因此，在执行任何操作之前，请确保已采取适当的备份措施。在生产环境中，建议定期备份ZooKeeper的数据目录，以便在出现问题时可以快速恢复。

最终解决方案

删除损坏的事务日志，（

大小为零的日志

）

ll /var/lib/zookeeper/version-2/
total 65500
-rw-r--r-- 1 zookeeper zookeeper 67108880 Sep 24 01:49 log.1b9e9b
-rw-r--r-- 1 zookeeper zookeeper 67108880 Sep 2421:00 log.1c86b9
-rw-r--r-- 1 zookeeper zookeeper 67108880 Sep 2517:37 log.1dcf95
-rw-r--r-- 1 zookeeper zookeeper 67108880 Sep 26 06:50 log.1f30fb
-rw-r--r-- 1 zookeeper zookeeper 67108880 Sep 2716:48 log.2013c8
-rw-r--r-- 1 zookeeper zookeeper 67108880 Sep 28 05:25 log.21397c
-rw-r--r-- 1 zookeeper zookeeper 67108880 Sep 28 07:51 log.218201
`-rw-r--r-- 1 zookeeper zookeeper        0 Sep 28 07:51 log.2194d7`
-rw-r--r-- 1 zookeeper zookeeper   754513 Sep 24 01:49 snapshot.1c86b7
-rw-r--r-- 1 zookeeper zookeeper   754513 Sep 2421:00 snapshot.1dcf93
-rw-r--r-- 1 zookeeper zookeeper   754513 Sep 2517:37 snapshot.1f30f9
-rw-r--r-- 1 zookeeper zookeeper   755068 Sep 26 06:50 snapshot.2013c6
-rw-r--r-- 1 zookeeper zookeeper   754340 Sep 2716:48 snapshot.21397b
#删除大小为零的日志[root@VM-centos install]# rm -rf /var/lib/zookeeper/version-2/log.2194d#重启服务[root@VM-centos install]# systemctl restart zookeeper.service #查看服务状态[root@VM-centos install]# systemctl status zookeeper.service 
● zookeeper.service - Coordination servicefor distributed applications
   Loaded: loaded (/usr/lib/systemd/system/zookeeper.service; enabled; vendor preset: disabled)
   Active: active (running) since Sat 2023-10-07 09:26:25 CST; 9s ago
 Main PID: 22341(java)
    Tasks: 26
   Memory: 168.9M
   CGroup: /system.slice/zookeeper.service
           └─22341 /usr/bin/java -cp /etc/zookeeper:/opt/zookeeper/zookeeper-3.4.14.jar:/opt/zookeeper/lib/audience-annotations-0.5.0.jar:/opt/zookeeper/lib/jline-0.9.94.jar:/o...

Oct 07 09:26:25 VM-5-123-centos systemd[1]: Started Coordination servicefor distributed applications.]
标签： zookeeper 分布式 云原生
本文转载自: https://blog.csdn.net/weixin_48096142/article/details/133632276
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