Elasticsearch2.4.2 installation (1)
1. Decompress elasticsearch.2.4.2;3 nodes 2. Modify config/elasticsearch.yml
(be sure to write in the top box and add a space after the colon)
NIE-00: 192.168.1.100
A) cluster.name: ns-cluster (same as cluster)
B) node.name: node-0
C) network.Host: 192.168.1.100
D) configuration to prevent brain fissure
Discovery.zen.ping.multicast.enabled: false
Discovery.zen.ping_timeout: 120s
Client.transport.ping_timeout: 60s
Discovery.zen.ping.unicast.hosts: ["192.168.1.100", "192.168.1.101", "192.168.1.102"]
NIE-01: 192.168.1.101
A) cluster.name: ns-cluster (same as cluster)
B) node.name: node-1
C) network.Host: 192.168.1.101
D) configuration to prevent brain fissure
Discovery.zen.ping.multicast.enabled: false
Discovery.zen.ping_timeout: 120s
Client.transport.ping_timeout: 60s
Discovery.zen.ping.unicast.hosts: ["192.168.1.100", "192.168.1.101", "192.168.1.102"]
NIE-01: 192.168.1.102
A) cluster.name: ns-cluster (same as cluster)
B) node.name: node-2
C) network.Host: 192.168.1.102
D) configuration to prevent brain fissure
Discovery.zen.ping.multicast.enabled: false
Discovery.zen.ping_timeout: 120s
Client.transport.ping_timeout: 60s
Discovery.zen.ping.unicast.hosts: ["192.168.1.100", "192.168.1.101", "192.168.1.102"]
3. Launch: nohup. / bin/elasticsearch > es.log 2 > & 1 &
The console output is as follows:
[hadoop@NIE-00 elasticsearch-2.4.2] $bin/elasticsearch
[2016-12-01 22 unable to install syscall filter] [WARN] [bootstrap] unable to install syscall filter: seccomp unavailable: requires kernel 3.5 + with CONFIG_SECCOMP and CONFIG_SECCOMP_FILTER compiled in
[2016-12-01 22 INFO] [node] [node-0] version [2.4.2], pid [6784], build [161c65a/2016-11-17T11:51:03Z]
[2016-12-01 22 INFO] [node] [node-0] initializing.
[2016-12-01 22 INFO] [plugins] [node-0] modules [lang-groovy, reindex, lang-expression], plugins [], sites []
[2016-12-01 22 INFO] [env] [node-0] using [1] data paths, mounts [[(/ dev/mapper/VolGroup-lv_root)]], net usable_space [2.6gb], net total_space [16.4gb], spins? [possibly], types [ext4]
[2016-12-01 22 heap size] [INFO] [env] [node-0] heap size [1015.6mb], compressed ordinary object pointers [true]
[2016-12-01 22 WARN] [env] [node-0] max file descriptors [4096] for elasticsearch process likely too low, consider increasing to at least [65536]
[2016-12-01 22 INFO] [node] [node-0] initialized
[2016-12-01 22 node-0 12 node-0 09222] [INFO] [node-0] starting.
[2016-12-01 22 INFO] [transport] [node-0] publish_address {192.168.1.100 node-0 9300}, bound_addresses {192.168.1.100}
[2016-12-01 22 INFO] [discovery] [node-0] ns/UOPlLQJRTVay--um3NeBSA
[2016-12-01 22 waited for 12V 39377] [WARN] [discovery] [node-0] 30s and no initial state was set by the discovery
[2016-12-01 22 INFO] [http] [node-0] publish_address {192.168.1.100 node-0 9200}, bound_addresses {192.168.1.100 node-0 9200}
[2016-12-01 22 node-0 12 node-0 39391] [INFO] [node] [node-0]
[2016-12-01 22 detected_master [INFO] [cluster.service] [node-0] detected_master {8sluGD79Rga0GuGPhoQkCA} {192.168.1.101} {192.168.1.101 detected_master {192.168.1.101} {192.168.1.101} {192.168.1.101} {192.168.1.101} {192.168.1.101} {192.168.1.101},}, reason: zen-disco-receive (from master [{node-1} {8sluGD79Rga0GuGPhoQkCA} {192.168.1.101} {192.168.1.101} 9300}))
[2016-12-01 22 node-0 15 added 49621] [INFO] [cluster.service] [node-0] added {{node-2} {192.168.1.102} {192.168.1.102} {192.168.1.102), reason: zen-disco-receive ({node-1} {8sluGD79Rga0GuGPhoQkCA} {192.168.1.101} {192.168.1.101)
The other two nodes, ditto, start
4. Browser access:
Http://nie-02:9200/
Http://nie-02:9200/?pretty
0. Premise: hosts
192.168.1.100 NIE-00
192.168.1.101 NIE-01
192.168.1.102 NIE-02
{
"name": "node-2"
"cluster_name": "ns-cluster"
"cluster_uuid": "na"
"version": {
"number": "2.4.2"
"build_hash": "161c65a337d4b422ac0c805f284565cf2014bb84"
"build_timestamp": "2016-11-17T11:51:03Z"
"build_snapshot": false
"lucene_version": "5.5.2"
}
"tagline": "You Know, for Search"
}
The simplest installation is quite easy.
Let's call it a day.
