ES单机安装

本文介绍了ES单机安装的详细步骤,包括解压、修改配置文件elasticsearch.yml,处理root用户无法启动的问题。还说明了启动ES的三种方式,即切换用户后控制台启动和后台启动。最后进行了本地和外部机器的访问测试,并提及ES配置中需设置network.host和http.port。

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目录

ES单机安装

解压

修改配置elasticsearch.yml 

root用户无法启动处理

启动ES

1)切换用户

2)控制台启动方式

3)后台启动方式

测试

本地访问测试

外部机器访问测试


 

 

ES单机安装

 

解压

[root@discovery soft]# tar -zxf elasticsearch-6.1.1.tar.gz -C /application/

 

 

修改配置elasticsearch.yml 

[es@discovery config]$ vim /application/elasticsearch-6.1.1/config/elasticsearch.yml 
......

#可以让外部机器也可以访问
network.host: 192.168.2.10
http.port: 9200

#当磁盘大于95%的使用率,所有的index将被强制改为可读不可写,所以添加一下这个配置,将次开关进行关闭
cluster.routing.allocation.disk.threshold_enabled: false
......

说明:es可以根据磁盘使用情况来决定是否继续分配shard。默认设置是开启的,也可以通过api关闭:cluster.routing.allocation.disk.threshold_enabled: false

 

 

 

root用户无法启动处理

[root@discovery ~]# groupadd es
[root@discovery ~]# useradd es -g es -p elasticsearch
[root@discovery ~]# cd /application/
[root@discovery application]# chown -R es:es elasticsearch-6.1.1

 

 

启动ES

 

1)切换用户

[root@discovery application]# su es 


 

2)控制台启动方式


[es@discovery application]$ /application/elasticsearch-6.1.1/bin/elasticsearch
[2019-04-22T22:07:00,508][INFO ][o.e.n.Node               ] [] initializing ...
[2019-04-22T22:07:00,892][INFO ][o.e.e.NodeEnvironment    ] [nWRoZ8u] using [1] data paths, mounts [[/ (rootfs)]], net usable_space [88gb], net total_space [97.6gb], types [rootfs]
[2019-04-22T22:07:00,892][INFO ][o.e.e.NodeEnvironment    ] [nWRoZ8u] heap size [1015.6mb], compressed ordinary object pointers [true]
[2019-04-22T22:07:00,894][INFO ][o.e.n.Node               ] node name [nWRoZ8u] derived from node ID [nWRoZ8uvQ7GNLwcGBfuy5Q]; set [node.name] to override
[2019-04-22T22:07:00,894][INFO ][o.e.n.Node               ] version[6.1.1], pid[3158], build[bd92e7f/2017-12-17T20:23:25.338Z], OS[Linux/3.10.0-862.3.3.el7.x86_64/amd64], JVM[Oracle Corporation/Java HotSpot(TM) 64-Bit Server VM/1.8.0_172/25.172-b11]
[2019-04-22T22:07:00,895][INFO ][o.e.n.Node               ] JVM arguments [-Xms1g, -Xmx1g, -XX:+UseConcMarkSweepGC, -XX:CMSInitiatingOccupancyFraction=75, -XX:+UseCMSInitiatingOccupancyOnly, -XX:+AlwaysPreTouch, -Xss1m, -Djava.awt.headless=true, -Dfile.encoding=UTF-8, -Djna.nosys=true, -XX:-OmitStackTraceInFastThrow, -Dio.netty.noUnsafe=true, -Dio.netty.noKeySetOptimization=true, -Dio.netty.recycler.maxCapacityPerThread=0, -Dlog4j.shutdownHookEnabled=false, -Dlog4j2.disable.jmx=true, -XX:+HeapDumpOnOutOfMemoryError, -Des.path.home=/application/elasticsearch-6.1.1, -Des.path.conf=/application/elasticsearch-6.1.1/config]
[2019-04-22T22:07:03,449][INFO ][o.e.p.PluginsService     ] [nWRoZ8u] loaded module [aggs-matrix-stats]
[2019-04-22T22:07:03,449][INFO ][o.e.p.PluginsService     ] [nWRoZ8u] loaded module [analysis-common]
[2019-04-22T22:07:03,449][INFO ][o.e.p.PluginsService     ] [nWRoZ8u] loaded module [ingest-common]
[2019-04-22T22:07:03,449][INFO ][o.e.p.PluginsService     ] [nWRoZ8u] loaded module [lang-expression]
[2019-04-22T22:07:03,449][INFO ][o.e.p.PluginsService     ] [nWRoZ8u] loaded module [lang-mustache]
[2019-04-22T22:07:03,449][INFO ][o.e.p.PluginsService     ] [nWRoZ8u] loaded module [lang-painless]
[2019-04-22T22:07:03,449][INFO ][o.e.p.PluginsService     ] [nWRoZ8u] loaded module [mapper-extras]
[2019-04-22T22:07:03,449][INFO ][o.e.p.PluginsService     ] [nWRoZ8u] loaded module [parent-join]
[2019-04-22T22:07:03,450][INFO ][o.e.p.PluginsService     ] [nWRoZ8u] loaded module [percolator]
[2019-04-22T22:07:03,450][INFO ][o.e.p.PluginsService     ] [nWRoZ8u] loaded module [reindex]
[2019-04-22T22:07:03,450][INFO ][o.e.p.PluginsService     ] [nWRoZ8u] loaded module [repository-url]
[2019-04-22T22:07:03,450][INFO ][o.e.p.PluginsService     ] [nWRoZ8u] loaded module [transport-netty4]
[2019-04-22T22:07:03,450][INFO ][o.e.p.PluginsService     ] [nWRoZ8u] loaded module [tribe]
[2019-04-22T22:07:03,473][INFO ][o.e.p.PluginsService     ] [nWRoZ8u] no plugins loaded
[2019-04-22T22:07:09,415][INFO ][o.e.d.DiscoveryModule    ] [nWRoZ8u] using discovery type [zen]
[2019-04-22T22:07:11,008][INFO ][o.e.n.Node               ] initialized
[2019-04-22T22:07:11,009][INFO ][o.e.n.Node               ] [nWRoZ8u] starting ...
[2019-04-22T22:07:11,846][INFO ][o.e.t.TransportService   ] [nWRoZ8u] publish_address {127.0.0.1:9300}, bound_addresses {[::1]:9300}, {127.0.0.1:9300}
[2019-04-22T22:07:15,005][INFO ][o.e.c.s.MasterService    ] [nWRoZ8u] zen-disco-elected-as-master ([0] nodes joined), reason: new_master {nWRoZ8u}{nWRoZ8uvQ7GNLwcGBfuy5Q}{2g-DWeKRTceBE-ltqIZb4Q}{127.0.0.1}{127.0.0.1:9300}
[2019-04-22T22:07:15,019][INFO ][o.e.c.s.ClusterApplierService] [nWRoZ8u] new_master {nWRoZ8u}{nWRoZ8uvQ7GNLwcGBfuy5Q}{2g-DWeKRTceBE-ltqIZb4Q}{127.0.0.1}{127.0.0.1:9300}, reason: apply cluster state (from master [master {nWRoZ8u}{nWRoZ8uvQ7GNLwcGBfuy5Q}{2g-DWeKRTceBE-ltqIZb4Q}{127.0.0.1}{127.0.0.1:9300} committed version [1] source [zen-disco-elected-as-master ([0] nodes joined)]])
[2019-04-22T22:07:15,161][INFO ][o.e.h.n.Netty4HttpServerTransport] [nWRoZ8u] publish_address {127.0.0.1:9200}, bound_addresses {[::1]:9200}, {127.0.0.1:9200}
[2019-04-22T22:07:15,161][INFO ][o.e.n.Node               ] [nWRoZ8u] started
[2019-04-22T22:07:15,178][INFO ][o.e.g.GatewayService     ] [nWRoZ8u] recovered [0] indices into cluster_state

 

3)后台启动方式

/application/elasticsearch-6.1.1/bin/elasticsearch -d

 

 

测试

本地访问测试

[root@discovery logs]#  curl http://127.0.0.1:9200
{
  "name" : "nWRoZ8u",
  "cluster_name" : "elasticsearch",
  "cluster_uuid" : "RASFJyDfQsCjkLArABlCWQ",
  "version" : {
    "number" : "6.1.1",
    "build_hash" : "bd92e7f",
    "build_date" : "2017-12-17T20:23:25.338Z",
    "build_snapshot" : false,
    "lucene_version" : "7.1.0",
    "minimum_wire_compatibility_version" : "5.6.0",
    "minimum_index_compatibility_version" : "5.0.0"
  },
  "tagline" : "You Know, for Search"
}

 

外部机器访问测试

说明:在ES配置中需要配置network.host和http.port;

 

 

 

 

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