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  • elasticsearch 安装中可能遇到的问题

    1、can not run elasticsearch as root

      切换到非root用户

      groupadd elasticsearch

      useradd -g elasticsearch elasticsearch

      passwd elasticsearch

    2.main ERROR Could not register mbeans java.security.AccessControlException: access denied ("javax.management.MBeanTrustPermission" "register")

      改变elasticsearch文件夹所有者到当前用户

      sudo chown -R elasticsearch:elasticsearch elasticsearch

    3.[1]: max file descriptors [4096] for elasticsearch process is too low, increase to at least [65536]
      [2]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]


        vim /etc/security/limits.conf
        添加下面配置
        * soft nofile 65536
        * hard nofile 131071
        * soft nproc 65536
        * hard nproc 65536


        vim /etc/sysctl.conf

        添加下面配置:

        vm.max_map_count=655360


        如果后启动的节点加入不到集群中,是因为复制elasticsearch整个文件夹到另一个虚拟机了,此时删除elasticsearch文件夹下的打他里的内容即可

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  • 原文地址:https://www.cnblogs.com/yuanbaodong/p/8242129.html
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