When I run bin/elasticsearch
[2017-05-17T07:03:48,750][INFO ][o.e.n.Node ] [] initializing ...
[2017-05-17T07:03:52,208][INFO ][o.e.e.NodeEnvironment ] [T4iFnvH] using [1] data paths, mounts [[/ (/dev/sda1)]], net usable_space [9.1gb], net total_space [18.1gb], spins? [possibly], types [ext4]
[2017-05-17T07:03:52,215][INFO ][o.e.e.NodeEnvironment ] [T4iFnvH] heap size [1.9gb], compressed ordinary object pointers [unknown]
[2017-05-17T07:03:52,956][INFO ][o.e.n.Node ] node name [T4iFnvH] derived from node ID [T4iFnvHzTeKu4URTqOjdOg]; set [node.name] to override
[2017-05-17T07:03:53,206][INFO ][o.e.n.Node ] version[5.2.2], pid[2697], build[f9d9b74/2017-02-24T17:26:45.835Z], OS[Linux/3.13.0-49-generic/i386], JVM[Oracle Corporation/Java HotSpot(TM) Server VM/1.8.0_121/25.121-b13]
[2017-05-17T07:04:21,322][INFO ][o.e.p.PluginsService ] [T4iFnvH] loaded module [aggs-matrix-stats]
[2017-05-17T07:04:21,341][INFO ][o.e.p.PluginsService ] [T4iFnvH] loaded module [ingest-common]
[2017-05-17T07:04:21,347][INFO ][o.e.p.PluginsService ] [T4iFnvH] loaded module [lang-expression]
[2017-05-17T07:04:21,364][INFO ][o.e.p.PluginsService ] [T4iFnvH] loaded module [lang-groovy]
[2017-05-17T07:04:21,365][INFO ][o.e.p.PluginsService ] [T4iFnvH] loaded module [lang-mustache]
[2017-05-17T07:04:21,365][INFO ][o.e.p.PluginsService ] [T4iFnvH] loaded module [lang-painless]
[2017-05-17T07:04:21,366][INFO ][o.e.p.PluginsService ] [T4iFnvH] loaded module [percolator]
[2017-05-17T07:04:21,371][INFO ][o.e.p.PluginsService ] [T4iFnvH] loaded module [reindex]
[2017-05-17T07:04:21,382][INFO ][o.e.p.PluginsService ] [T4iFnvH] loaded module [transport-netty3]
[2017-05-17T07:04:21,394][INFO ][o.e.p.PluginsService ] [T4iFnvH] loaded module [transport-netty4]
[2017-05-17T07:04:21,417][INFO ][o.e.p.PluginsService ] [T4iFnvH] loaded plugin [ingest-attachment]
[2017-05-17T07:05:47,874][INFO ][o.e.n.Node ] initialized
[2017-05-17T07:05:47,881][INFO ][o.e.n.Node ] [T4iFnvH] starting ...
[2017-05-17T07:05:52,427][INFO ][o.e.t.TransportService ] [T4iFnvH] publish_address {127.0.0.1:9300}, bound_addresses {[::1]:9300}, {127.0.0.1:9300}
[2017-05-17T07:05:52,738][WARN ][o.e.b.BootstrapChecks ] [T4iFnvH] max file descriptors [4096] for elasticsearch process is too low, increase to at least [65536]
[2017-05-17T07:05:52,741][WARN ][o.e.b.BootstrapChecks ] [T4iFnvH] max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]
[2017-05-17T07:05:58,135][INFO ][o.e.c.s.ClusterService ] [T4iFnvH] new_master {T4iFnvH}{T4iFnvHzTeKu4URTqOjdOg}{D-0qgfsTRWStTjH-CbmBnw}{127.0.0.1}{127.0.0.1:9300}, reason: zen-disco-elected-as-master ([0] nodes joined)
[2017-05-17T07:06:00,885][WARN ][o.e.m.j.JvmGcMonitorService] [T4iFnvH] [gc][young][11][10] duration [1.9s], collections [1]/[2.5s], total [1.9s]/[12.4s], memory [68mb]->[54.2mb]/[1.9gb], all_pools {[young] [46.9mb]->[16.8mb]/[51.2mb]}{[survivor] [6.3mb]->[4.9mb]/[6.3mb]}{[old] [14.7mb]->[32.6mb]/[1.9gb]}
[2017-05-17T07:06:00,890][WARN ][o.e.m.j.JvmGcMonitorService] [T4iFnvH] [gc][11] overhead, spent [1.9s] collecting in the last [2.5s]
[2017-05-17T07:06:01,342][INFO ][o.e.h.HttpServer ] [T4iFnvH] publish_address {127.0.0.1:9200}, bound_addresses {[::1]:9200}, {127.0.0.1:9200}
[2017-05-17T07:06:01,345][INFO ][o.e.n.Node ] [T4iFnvH] started
[2017-05-17T07:06:08,035][INFO ][o.e.g.GatewayService ] [T4iFnvH] recovered [2] indices into cluster_state
[2017-05-17T07:06:18,710][INFO ][o.e.c.r.a.AllocationService] [T4iFnvH] Cluster health status changed from [RED] to [YELLOW] (reason: [shards started [[magasin][1]] ...]).
[2017-05-17T07:14:55,942][WARN ][o.e.m.j.JvmGcMonitorService] [T4iFnvH] [gc][young][539][11] duration [3.7s], collections [1]/[4.5s], total [3.7s]/[16.2s], memory [88.5mb]->[54.6mb]/[1.9gb], all_pools {[young] [50.9mb]->[126.7kb]/[51.2mb]}{[survivor] [4.9mb]->[4.5mb]/[6.3mb]}{[old] [32.6mb]->[50mb]/[1.9gb]}
[2017-05-17T07:14:55,989][WARN ][o.e.m.j.JvmGcMonitorService] [T4iFnvH] [gc][539] overhead, spent [3.7s] collecting in the last [4.5s]
About the localhost
{
"name" : "T4iFnvH",
"cluster_name" : "elasticsearch",
"cluster_uuid" : "b_Ua59QCTw-O8vMqMGHhIA",
"version" : {
"number" : "5.2.2",
"build_hash" : "f9d9b74",
"build_date" : "2017-02-24T17:26:45.835Z",
"build_snapshot" : false,
"lucene_version" : "6.4.1"
},
"tagline" : "You Know, for Search"
}