详解centos7虚拟机安装elasticsearch5.0.x-安装篇

  [root@localhost ~]# useradd seven  [root@localhost ~]# passwd seven

  [root@localhost ~]# su seven  [seven@localhost root]$ cd /home/seven  [seven@localhost ~]$ mkdir download  [seven@localhost ~]$ cd download  [seven@localhost download]$ wget https://download.elastic.co/elasticsearch/release/org/elasticsearch/distribution/tar/elasticsearch/5.0.0-alpha3/elasticsearch-5.0.0-alpha3.tar.gz

  [seven@localhost download]$ tar -zxvf elasticsearch-5.0.0-alpha3.tar.gz

  [seven@localhost download]$ mv elasticsearch-5.0.0-alpha3 /usr/java/elasticsearch

  [seven@localhost config]$ vim /usr/java/elasticsearch/config/elasticsearch.yml

  # ---------------------------------- Network -----------------------------------  #  # Set the bind address to a specific IP (IPv4 or IPv6):  #  network.host: 192.168.0.155  #  # Set a custom port for HTTP:  #  http.port: 9200  #  # For more information, see the documentation at:  # <http://www.elastic.co/guide/en/elasticsearch/reference/current/modules-network.html>    

  [seven@localhost bin]$ cd /usr/java/elasticsearch/bin/  [seven@localhost bin]$ ./elasticsearch

  [seven@localhost bin]$ ./elasticsearch  [2016-06-28 13:49:27,899][INFO ][node      ] [Mondo] version[5.0.0-alpha3], pid[3671], build[cad959b/2016-05-26T08:25:57.564Z], OS[Linux/3.10.0-327.el7.x86_64/amd64], JVM[Oracle Corporation/Java HotSpot(TM) 64-Bit Server VM/1 .0_91/25.91-b14]  2016-06-28 13:49:27,900][INFO ][node      ] [Mondo] initializing ...  [2016-06-28 13:49:28,941][INFO ][plugins     ] [Mondo] modules [percolator, lang-mustache, lang-painless, ingest-grok, reindex, lang-expression, lang-groovy], plugins []  [2016-06-28 13:49:28,963][INFO ][env      ] [Mondo] using [1] data paths, mounts [[/ (rootfs)]], net usable_space [15.7gb], net total_space [17.4gb], spins? [unknown], types [rootfs]  [2016-06-28 13:49:28,963][INFO ][env      ] [Mondo] heap size [1.9gb], compressed ordinary object pointers [true]  [2016-06-28 13:49:31,980][INFO ][node      ] [Mondo] initialized  [2016-06-28 13:49:31,980][INFO ][node      ] [Mondo] starting ...  [2016-06-28 13:49:32,115][INFO ][transport    ] [Mondo] publish_address {192.168.0.155:9300}, bound_addresses {192.168.0.155:9300}  Exception in thread "main" java.lang.RuntimeException: bootstrap checks failed  initial heap size [268435456] not equal to maximum heap size [2147483648]; this can cause resize pauses and prevents mlockall from locking the entire heap  max file descriptors [4096] for elasticsearch process likely too low, increase to at least [65536]  please set [discovery.zen.minimum_master_nodes] to a majority of the number of master eligible nodes in your cluster  max virtual memory areas vm.max_map_count [65530] likely too low, increase to at least [262144]    at org.elasticsearch.bootstrap.BootstrapCheck.check(BootstrapCheck.java:125)    at org.elasticsearch.bootstrap.BootstrapCheck.check(BootstrapCheck.java:85)    at org.elasticsearch.bootstrap.BootstrapCheck.check(BootstrapCheck.java:65)    at org.elasticsearch.bootstrap.Bootstrap$5.validateNodeBeforeAcceptingRequests(Bootstrap.java:183)    at org.elasticsearch.node.Node.start(Node.java:337)    at org.elasticsearch.bootstrap.Bootstrap.start(Bootstrap.java:198)    at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:257)    at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:96)    at org.elasticsearch.bootstrap.Elasticsearch.execute(Elasticsearch.java:91)    at org.elasticsearch.cli.SettingCommand.execute(SettingCommand.java:54)    at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.java:91)    at org.elasticsearch.cli.Command.main(Command.java:53)    at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:70)    at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:63)  Refer to the log for complete error details.  [2016-06-28 13:49:32,144][INFO ][node      ] [Mondo] stopping ...  [2016-06-28 13:49:32,198][INFO ][node      ] [Mondo] stopped  [2016-06-28 13:49:32,198][INFO ][node      ] [Mondo] closing ...  [2016-06-28 13:49:32,210][INFO ][node      ] [Mondo] closed    

  [root@localhost ~]# sysctl -w vm.max_map_count=262144

  [root@localhost ~]# sysctl -a|grep vm.max_map_count  vm.max_map_count = 262144

  [root@localhost ~]# cat /etc/sysctl.conf | grep -v "vm.max_map_count" > /tmp/system_sysctl.conf  [root@localhost ~]# echo "vm.max_map_count=262144" >> /tmp/system_sysctl.conf  [root@localhost ~]# mv /tmp/system_sysctl.conf /etc/sysctl.conf  mv：是否覆盖"/etc/sysctl.conf"？ y  [root@localhost ~]# cat /etc/sysctl.conf  # System default settings live in /usr/lib/sysctl.d/00-system.conf.  # To override those settings, enter new settings here, or in an /etc/sysctl.d/<name>.conf file  #  # For more information, see sysctl.conf(5) and sysctl.d(5).  vm.max_map_count=262144  [root@localhost ~]# sysctl -p  vm.max_map_count = 262144    

  [seven@localhost bin]$ vim /usr/java/elasticsearch/config/jvm.options

  Exception in thread "main" java.lang.RuntimeException: bootstrap checks failed  initial heap size [268435456] not equal to maximum heap size [2147483648]; this can cause resize pauses and prevents mlockall from locking the entire heap  max file descriptors [4096] for elasticsearch process likely too low, increase to at least [65536]  memory locking requested for elasticsearch process but memory is not locked    at org.elasticsearch.bootstrap.BootstrapCheck.check(BootstrapCheck.java:125)    at org.elasticsearch.bootstrap.BootstrapCheck.check(BootstrapCheck.java:85)    at org.elasticsearch.bootstrap.BootstrapCheck.check(BootstrapCheck.java:65)    at org.elasticsearch.bootstrap.Bootstrap$5.validateNodeBeforeAcceptingRequests(Bootstrap.java:183)    at org.elasticsearch.node.Node.start(Node.java:337)    at org.elasticsearch.bootstrap.Bootstrap.start(Bootstrap.java:198)    at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:257)    at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:96)    at org.elasticsearch.bootstrap.Elasticsearch.execute(Elasticsearch.java:91)    at org.elasticsearch.cli.SettingCommand.execute(SettingCommand.java:54)    at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.java:91)    at org.elasticsearch.cli.Command.main(Command.java:53)    at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:70)    at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:63)  Refer to the log for complete error details.  [2016-06-28 14:55:49,770][INFO ][node      ] [Goldbug] stopping ...  [2016-06-28 14:55:49,875][INFO ][node      ] [Goldbug] stopped  [2016-06-28 14:55:49,875][INFO ][node      ] [Goldbug] closing ...  [2016-06-28 14:55:49,887][INFO ][node      ] [Goldbug] closed    

  # --------------------------------- Discovery ----------------------------------  #  # Pass an initial list of hosts to perform discovery when new node is started:  # The default list of hosts is ["127.0.0.1", "[::1]"]  #  discovery.zen.ping.unicast.hosts: ["192.168.0.155"]  #  # Prevent the "split brain" by configuring the majority of nodes (total number of nodes / 2 + 1):  #  discovery.zen.minimum_master_nodes: 3  #  # For more information, see the documentation at:  # <http://www.elastic.co/guide/en/elasticsearch/reference/current/modules-discovery.html>    

  [root@localhost ~]# cp /etc/security/limits.conf /etc/security/limits.conf.bak  [root@localhost ~]# cat /etc/security/limits.conf | grep -v "seven" > /tmp/system_limits.conf  [root@localhost ~]# echo "seven hard nofile 65536" >> /tmp/system_limits.conf   [root@localhost ~]# echo "seven soft nofile 65536" >> /tmp/system_limits.conf   [root@localhost ~]# mv /tmp/system_limits.conf /etc/security/limits.conf

  [seven@localhost ~]$ ulimit -Hn  65536

  {   "name" : "Vampire by Night",   "cluster_name" : "elasticsearch",   "version" : {   "number" : "5.0.0-alpha3",   "build_hash" : "cad959b",   "build_date" : "2016-05-26T08:25:57.564Z",   "build_snapshot" : false,   "lucene_version" : "6.0.0"   },   "tagline" : "You Know, for Search"  }