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  • elasticsearch安装 及 启动异常解决

    虚拟机使用net连接模式
    1
    Download and unzip the latest Elasticsearch distribution

    2
    Run bin/elasticsearch on Unix or binelasticsearch.bat on Windows

    3
    Run curl -X GET http://localhost:9200/


    官网 :www.elastic.co
    包含 安装介质 和 权威指南

    1下载
    elasticsearch 下载地址: https://www.elastic.co/cn/downloads/elasticsearch
    linux  对应版本  elasticsearch-7.0.0-rc2-linux-x86_64.tar.gz 大小330 MB

    2建用户
    useradd  es
    passwd es
    123456
    es/123456

    3上传到虚拟机
    put elasticsearch-7.0.0-rc2-linux-x86_64.tar.gz

    4解压
    tar  -zxvf elasticsearch-7.0.0-rc2-linux-x86_64.tar.gz
    启动
    cd elasticsearch-7.0.0-rc2/bin
    ./elasticsearch

    5警告跳过
    unable to install syscall filter:
    java.lang.UnsupportedOperationException: seccomp unavailable: requires kernel 3.5+ with CONFIG_SECCOMP and CONFIG_SECCOMP_FILTER compiled in

    6检验
    http://localhost:9200/

    {
      "name" : "localhost.localdomain",
      "cluster_name" : "elasticsearch",
      "cluster_uuid" : "WuVD9aKLTYyt_XbWbxZxAg",
      "version" : {
        "number" : "7.0.0-rc2",
        "build_flavor" : "default",
        "build_type" : "tar",
        "build_hash" : "f076a79",
        "build_date" : "2019-04-02T17:20:40.380908Z",
        "build_snapshot" : false,
        "lucene_version" : "8.0.0",
        "minimum_wire_compatibility_version" : "6.7.0",
        "minimum_index_compatibility_version" : "6.0.0-beta1"
      },
      "tagline" : "You Know, for Search"
    }


    遇到得问题
    7 http://ip:9200/  无法访问

    vim config/elasticsearch.yml
    # 增加

    network.host: 0.0.0.0

    8重启 es 异常

    ERROR: [5] bootstrap checks failed
    [1]: max file descriptors [4096] for elasticsearch process is too low, increase to at least [65535]
    [2]: max number of threads [1024] for user [es] is too low, increase to at least [4096]
    [3]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]
    [4]:  failed to install; check the logs and fix your configuration or disable system call filters at your own risk
    [5]: the default discovery settings are unsuitable for production use; at least one of [discovery.seed_hosts, discovery.seed_providers, cluster.initial_master_nodes] must be configured
    [2019-04-09T09:51:29,228][INFO ][o.e.n.Node               ] [localhost.localdomain] stopping ...
    [2019-04-09T09:51:29,264][INFO ][o.e.n.Node               ] [localhost.localdomain] stopped
    [2019-04-09T09:51:29,265][INFO ][o.e.n.Node               ] [localhost.localdomain] closing ...
    [2019-04-09T09:51:29,320][INFO ][o.e.n.Node               ] [localhost.localdomain] closed
    [2019-04-09T09:51:29,323][INFO ][o.e.x.m.p.NativeController] [localhost.localdomain] Native controller process has stopped - no new native processes can be started
    切换root用户
    vi /etc/security/limits.conf

    在倒数第二行
     
    * soft nofile 65536
    * hard nofile 65536
    # End of file

    vi /etc/sysctl.conf
    添加

    vm.max_map_count=655360

    保存后执行
    sysctl -p

    重启es 异常

    ERROR: [3] bootstrap checks failed
    [1]: max number of threads [1024] for user [es] is too low, increase to at least [4096]
    [2]: system call filters failed to install; check the logs and fix your configuration or disable system call filters at your own risk
    [3]: the default discovery settings are unsuitable for production use; at least one of [discovery.seed_hosts, discovery.seed_providers, cluster.initial_master_nodes] must be configured


    vi /etc/security/limits.d/90-nproc.conf
    修改
    *          soft    nproc     1024

    *          soft    nproc     4096

    重启es 异常

    ERROR: [2] bootstrap checks failed
    [1]: system call filters failed to install; check the logs and fix your configuration or disable system call filters at your own risk
    [2]: the default discovery settings are unsuitable for production use; at least one of [discovery.seed_hosts, discovery.seed_providers, cluster.initial_master_nodes] must be configured


    在 elasticsearch.yml中添加配置项:bootstrap.system_call_filter为false:

    bootstrap.memory_lock: false
    bootstrap.system_call_filter: false

    重启es 异常

    ERROR: [1] bootstrap checks failed
    [1]: the default discovery settings are unsuitable for production use; at least one of [discovery.seed_hosts, discovery.seed_providers, cluster.initial_master_nodes] must be configured
    修改
    elasticsearch.yml
    取消注释保留一个节点
    cluster.initial_master_nodes: ["node-1"]
    这个的话,这里的node-1是上面一个默认的记得打开就可以了

    重启 正常
    ————————————————
    版权声明:本文为CSDN博主「happyzxs」的原创文章,遵循CC 4.0 BY-SA版权协议,转载请附上原文出处链接及本声明。
    原文链接:https://blog.csdn.net/happyzxs/article/details/89156068

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  • 原文地址:https://www.cnblogs.com/chengfengchi/p/12801884.html
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