ElasticSearch - 无法获得节点锁

Question

我在本地有一个单节点 ElasticSearch 集群。我无法启动 elasticsearch 服务。收到此错误：

[bhatr@LRVCEM27547]~/elasticsearch-6.8.8/bin% elasticsearch                                                                                          5:30AM
[2020-04-27T05:30:14,280][WARN ][o.e.b.ElasticsearchUncaughtExceptionHandler] [unknown] uncaught exception in thread [main]
org.elasticsearch.bootstrap.StartupException: java.lang.IllegalStateException: failed to obtain node locks, tried [[/remote/users/bhatr/elasticsearch-6.8.8/data]] with lock id [0]; maybe these locations are not writable or multiple nodes were started without increasing [node.max_local_storage_nodes] (was [1])?
        at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:163) ~[elasticsearch-6.8.8.jar:6.8.8]
        at org.elasticsearch.bootstrap.Elasticsearch.execute(Elasticsearch.java:150) ~[elasticsearch-6.8.8.jar:6.8.8]
        at org.elasticsearch.cli.EnvironmentAwareCommand.execute(EnvironmentAwareCommand.java:86) ~[elasticsearch-6.8.8.jar:6.8.8]
        at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.java:124) ~[elasticsearch-cli-6.8.8.jar:6.8.8]
        at org.elasticsearch.cli.Command.main(Command.java:90) ~[elasticsearch-cli-6.8.8.jar:6.8.8]
        at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:116) ~[elasticsearch-6.8.8.jar:6.8.8]
        at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:93) ~[elasticsearch-6.8.8.jar:6.8.8]
Caused by: java.lang.IllegalStateException: failed to obtain node locks, tried [[/remote/users/bhatr/elasticsearch-6.8.8/data]] with lock id [0]; maybe these locations are not writable or multiple nodes were started without increasing [node.max_local_storage_nodes] (was [1])?
        at org.elasticsearch.env.NodeEnvironment.<init>(NodeEnvironment.java:300) ~[elasticsearch-6.8.8.jar:6.8.8]
        at org.elasticsearch.node.Node.<init>(Node.java:296) ~[elasticsearch-6.8.8.jar:6.8.8]
        at org.elasticsearch.node.Node.<init>(Node.java:266) ~[elasticsearch-6.8.8.jar:6.8.8]
        at org.elasticsearch.bootstrap.Bootstrap$5.<init>(Bootstrap.java:212) ~[elasticsearch-6.8.8.jar:6.8.8]
        at org.elasticsearch.bootstrap.Bootstrap.setup(Bootstrap.java:212) ~[elasticsearch-6.8.8.jar:6.8.8]
        at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:333) ~[elasticsearch-6.8.8.jar:6.8.8]
        at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:159) ~[elasticsearch-6.8.8.jar:6.8.8]
        ... 6 more

我已经尝试了这个和这个帖子的答案，但无法解决。操作系统：红帽 7.5

1. elasticsearch中的所有目录都有写权限
2. 没有其他弹性实例在运行，我已经通过 ps -ef | 确认 爪哇

请帮助解决这个问题。

Answer 1

删除数据文件夹并重新启动我的机器。现在它正在发挥作用。