版本：6.3.0
我们已经安装了ELK的试用版，并且运行正常，但是最近我们在ELK节点中观察到以下错误，并且在kibana仪表板中未显示任何数据。
自从最近几天以来，在elk-master-node中，我们遇到了错误以及licesne到期消息
[2018-08-31T18：51：59,859] [WARN] [o.e.l.LicenseService] [elk-master-node]许可证[将在[2018年8月31日，星期五]过期]。 如果您有新许可证，请更新它。否则，请联系 与您的支持联系人联系。商业插件的运行减少了 许可证到期时的功能：安全性群集运行状况，群集 统计信息和索引统计信息操作被阻止所有数据操作 （读取和写入）继续工作watcher PUT / GET watch API是 禁用后，DELETE watch API继续工作Watches执行和写入 历史记录手表的动作不会执行监控 代理将停止收集群集和索引指标代理将 停止自动清除早于 [xpack.monitoring.history.duration]图图探索API是 禁用ml机器学习API已禁用logstash Logstash将 继续轮询集中管理的管道 禁用API升级禁用升级API sql SQL支持为 禁用汇总创建和启动汇总作业将不再 允许的。停止/删除现有作业，RollupCaps API和 RollupSearch继续起作用。
[2018-08-31T18：52：26,761] [错误] [o.e.x.m.c.c.ClusterStatsCollector] [elk-master-node]收集器[cluster_stats]收集时超时 数据[2018-08-31T18：53：23,022] [错误] [o.e.x.m.c.i.IndexStatsCollector] [elk-master-node]收集器[index-stats]收集时超时 数据
在数据节点中出现以下错误：
[2018-08-31T19：00：37,918] [WARN] [o.e.m.j.JvmGcMonitorService] [elk-data-node01] [gc] [8066]的开销，花费了[1.8s]收集到 最后[1.9秒] [2018-08-31T19：00：39,410] [错误] [o.e.x.m.c.n.NodeStatsCollector] [elk-data-node01]收集器[node_stats]收集时超时 数据[2018-08-31T19：00：39,512] [WARN] [o.e.m.j.JvmGcMonitorService] [elk-data-node01] [gc] [8067]的开销，花了[1.4s]收集到 最后[1.5s]
主节点的群集状态：
{
"_nodes" : {
"total" : 3,
"successful" : 3,
"failed" : 0
},
"cluster_name" : "elk-logging-prod",
"timestamp" : 1535741657925,
"status" : "green",
"indices" : {
"count" : 172,
"shards" : {
"total" : 1432,
"primaries" : 716,
"replication" : 1.0,
"index" : {
"shards" : {
"min" : 2,
"max" : 10,
"avg" : 8.325581395348838
},
"primaries" : {
"min" : 1,
"max" : 5,
"avg" : 4.162790697674419
},
"replication" : {
"min" : 1.0,
"max" : 1.0,
"avg" : 1.0
}
}
},
"docs" : {
"count" : 146584946,
"deleted" : 96934
},
"store" : {
"size" : "105.6gb",
"size_in_bytes" : 113435405019
},
"fielddata" : {
"memory_size" : "30.4kb",
"memory_size_in_bytes" : 31216,
"evictions" : 0
},
"query_cache" : {
"memory_size" : "163.2kb",
"memory_size_in_bytes" : 167168,
"total_count" : 66284,
"hit_count" : 5951,
"miss_count" : 60333,
"cache_size" : 59,
"cache_count" : 381,
"evictions" : 322
},
"completion" : {
"size" : "0b",
"size_in_bytes" : 0
},
"segments" : {
"count" : 12843,
"memory" : "280.9mb",
"memory_in_bytes" : 294616635,
"terms_memory" : "217.8mb",
"terms_memory_in_bytes" : 228436330,
"stored_fields_memory" : "39.3mb",
"stored_fields_memory_in_bytes" : 41305856,
"term_vectors_memory" : "0b",
"term_vectors_memory_in_bytes" : 0,
"norms_memory" : "8.3mb",
"norms_memory_in_bytes" : 8741824,
"points_memory" : "6.7mb",
"points_memory_in_bytes" : 7077349,
"doc_values_memory" : "8.6mb",
"doc_values_memory_in_bytes" : 9055276,
"index_writer_memory" : "24.3mb",
"index_writer_memory_in_bytes" : 25550466,
"version_map_memory" : "696.2kb",
"version_map_memory_in_bytes" : 712946,
"fixed_bit_set" : "1.5mb",
"fixed_bit_set_memory_in_bytes" : 1610120,
"max_unsafe_auto_id_timestamp" : 1535729108045,
"file_sizes" : { }
}
},
"nodes" : {
"count" : {
"total" : 3,
"data" : 2,
"coordinating_only" : 0,
"master" : 1,
"ingest" : 3
},
"versions" : [
"6.3.0"
],
"os" : {
"available_processors" : 24,
"allocated_processors" : 24,
"names" : [
{
"name" : "Linux",
"count" : 3
}
],
"mem" : {
"total" : "70.4gb",
"total_in_bytes" : 75689287680,
"free" : "18.7gb",
"free_in_bytes" : 20169138176,
"used" : "51.7gb",
"used_in_bytes" : 55520149504,
"free_percent" : 27,
"used_percent" : 73
}
},
"process" : {
"cpu" : {
"percent" : 33
},
"open_file_descriptors" : {
"min" : 384,
"max" : 5880,
"avg" : 4012
}
},
"jvm" : {
"max_uptime" : "3.7h",
"max_uptime_in_millis" : 13350435,
"versions" : [
{
"version" : "1.8.0_161",
"vm_name" : "OpenJDK 64-Bit Server VM",
"vm_version" : "25.161-b14",
"vm_vendor" : "Oracle Corporation",
"count" : 3
}
],
"mem" : {
"heap_used" : "2.5gb",
"heap_used_in_bytes" : 2694126712,
"heap_max" : "3.8gb",
"heap_max_in_bytes" : 4153671680
},
"threads" : 493
},
"fs" : {
"total" : "1.1tb",
"total_in_bytes" : 1304314785792,
"free" : "1tb",
"free_in_bytes" : 1183926980608,
"available" : "1tb",
"available_in_bytes" : 1183926980608
},
"plugins" : [ ],
"network_types" : {
"transport_types" : {
"security4" : 3
},
"http_types" : {
"security4" : 3
}
}
}
}
[root@wielknews01 nodes]# curl -u elastic:Elastic@123 'localhost:9200'
{
"name" : "elk-master-node",
"cluster_name" : "elk-logging-prod",
"cluster_uuid" : "arew575AS2mNXNz-uWcMvQ",
"version" : {
"number" : "6.3.0",
"build_flavor" : "default",
"build_type" : "rpm",
"build_hash" : "424e937",
"build_date" : "2018-06-11T23:38:03.357887Z",
"build_snapshot" : false,
"lucene_version" : "7.3.1",
"minimum_wire_compatibility_version" : "5.6.0",
"minimum_index_compatibility_version" : "5.0.0"
},
"tagline" : "You Know, for Search"
}
谢谢 新浪